1 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
6 # Please don't directly include this file if you are building via gyp_chromium,
7 # since gyp_chromium is automatically forcing its inclusion.
9 # Variables expected to be overriden on the GYP command line (-D) or by
10 # ~/.gyp/include.gypi.
12 # Putting a variables dict inside another variables dict looks kind of
13 # weird. This is done so that 'host_arch', 'chromeos', etc are defined as
14 # variables within the outer variables dict here. This is necessary
15 # to get these variables defined for the conditions within this variables
16 # dict that operate on these variables.
21 # Whether we're building a ChromeOS build.
24 # Whether we're building the cast (chromecast) shell
27 # Whether or not we are using the Aura windowing framework.
30 # Whether or not we are building the Ash shell.
33 # Whether or not we are using CRAS, the ChromeOS Audio Server.
36 # Use a raw surface abstraction.
39 # Configure the build for small devices. See crbug.com/318413
43 # Compute the architecture that we're building on.
44 ['OS=="win" or OS=="ios"', {
47 'host_arch%': '<!pymod_do_main(detect_host_arch)',
51 # Copy conditionally-set variables out one scope.
52 'chromeos%': '<(chromeos)',
53 'chromecast%': '<(chromecast)',
54 'use_aura%': '<(use_aura)',
55 'use_ash%': '<(use_ash)',
56 'use_cras%': '<(use_cras)',
57 'use_ozone%': '<(use_ozone)',
58 'embedded%': '<(embedded)',
59 'host_arch%': '<(host_arch)',
61 # Whether we are using Views Toolkit
64 # Use the PCI lib to collect GPU information.
67 # Use OpenSSL instead of NSS as the underlying SSL and crypto
68 # implementation. Certificate verification will in most cases be
69 # handled by the OS. If OpenSSL's struct X509 is used to represent
70 # certificates, use_openssl_certs must be set.
73 # Typedef X509Certificate::OSCertHandle to OpenSSL's struct X509*.
74 'use_openssl_certs%': 0,
76 # Disable viewport meta tag by default.
77 'enable_viewport%': 0,
79 # Enable HiDPI support.
82 # Override buildtype to select the desired build flavor.
83 # Dev - everyday build for development/testing
84 # Official - release build (generally implies additional processing)
85 # TODO(mmoss) Once 'buildtype' is fully supported (e.g. Windows gyp
86 # conversion is done), some of the things which are now controlled by
87 # 'branding', such as symbol generation, will need to be refactored
88 # based on 'buildtype' (i.e. we don't care about saving symbols for
89 # non-Official # builds).
92 # Override branding to select the desired branding flavor.
93 'branding%': 'Chromium',
96 # ChromeOS and Windows use Aura and Ash.
97 ['chromeos==1 or OS=="win" or OS=="linux"', {
102 ['chromecast==1 and OS!="android"', {
112 # Whether we're a traditional desktop unix.
113 ['(OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris") and chromeos==0', {
119 # Embedded implies ozone.
125 'target_arch%': 'arm',
127 # Default architecture we're building for is the architecture we're
128 # building on, and possibly sub-architecture (for iOS builds).
129 'target_arch%': '<(host_arch)',
133 # Copy conditionally-set variables out one scope.
134 'chromeos%': '<(chromeos)',
135 'chromecast%': '<(chromecast)',
136 'desktop_linux%': '<(desktop_linux)',
137 'use_aura%': '<(use_aura)',
138 'use_ash%': '<(use_ash)',
139 'use_cras%': '<(use_cras)',
140 'use_ozone%': '<(use_ozone)',
141 'embedded%': '<(embedded)',
142 'use_libpci%': '<(use_libpci)',
143 'use_openssl%': '<(use_openssl)',
144 'use_openssl_certs%': '<(use_openssl_certs)',
145 'enable_viewport%': '<(enable_viewport)',
146 'enable_hidpi%': '<(enable_hidpi)',
147 'buildtype%': '<(buildtype)',
148 'branding%': '<(branding)',
149 'host_arch%': '<(host_arch)',
150 'target_arch%': '<(target_arch)',
152 'target_subarch%': '',
154 # The channel to build on Android: stable, beta, dev, canary, or
155 # default. "default" should be used on non-official builds.
156 'android_channel%': 'default',
158 # This is set when building the Android WebView inside the Android
159 # build system, using the 'android' gyp backend. The WebView code is
160 # still built when this is unset, but builds using the normal chromium
162 'android_webview_build%': 0,
164 # Set ARM architecture version.
167 # Use aurax11 for clipboard implementation. This is true on linux_aura.
168 'use_clipboard_aurax11%': 0,
172 # If no gomadir is set, it uses the default gomadir.
176 # The system root for cross-compiles. Default: none.
180 # The system libdir used for this ABI.
181 'system_libdir%': 'lib',
183 # Default MIPS arch variant. This is set in the conditions block
184 # below for MIPS targets.
185 'mips_arch_variant%': '',
187 # MIPS DSP ASE revision. Possible values are:
199 # Set default value of toolkit_views based on OS.
200 ['OS=="win" or chromeos==1 or use_aura==1', {
206 # Embedded builds use aura without ash or views.
213 # Enable HiDPI on Mac OS, Chrome OS and Windows.
214 ['OS=="mac" or chromeos==1 or OS=="win"', {
218 # Enable the OpenSSL backend on Mac OS and Windows.
219 ['OS=="mac" or OS=="win"', {
223 # Enable App Launcher everywhere but mobile.
224 ['OS!="ios" and OS!="android"', {
225 'enable_app_list%': 1,
227 'enable_app_list%': 0,
230 ['use_aura==1 or (OS!="win" and OS!="mac" and OS!="ios" and OS!="android")', {
231 'use_default_render_theme%': 1,
233 'use_default_render_theme%': 0,
237 'use_ozone_evdev%': 1,
239 'use_ozone_evdev%': 0,
242 # Set default gomadir.
244 'gomadir': 'c:\\goma\\goma-win',
246 'gomadir': '<!(/bin/echo -n ${HOME}/goma)',
249 # Set the default "target_subarch" on iOS. Valid values are "arm32",
250 # "arm64" and "both" (meaning a fat binary).
252 # TODO(sdefresne): change the default from "arm32" to "both" for
253 # "target_subarch" once http://crbug.com/339477 is fixed.
255 # TODO(sdefresne): set the "target_arch" to "arm" once compilation
256 # of skia has been fixed for simulator. http://crbug.com/342377
258 'target_subarch%': 'arm32',
261 # Set arch variants for MIPS platforms.
262 ['target_arch=="mips64el"', {
265 'mips_arch_variant%': 'r6',
267 'mips_arch_variant%': 'r2',
272 ['target_arch=="mipsel"', {
273 'mips_arch_variant%': 'r1',
278 # Copy conditionally-set variables out one scope.
279 'chromeos%': '<(chromeos)',
280 'chromecast%': '<(chromecast)',
281 'host_arch%': '<(host_arch)',
282 'target_arch%': '<(target_arch)',
283 'target_subarch%': '<(target_subarch)',
284 'mips_arch_variant%': '<(mips_arch_variant)',
285 'mips_dsp_rev%': '<(mips_dsp_rev)',
286 'toolkit_views%': '<(toolkit_views)',
287 'desktop_linux%': '<(desktop_linux)',
288 'use_aura%': '<(use_aura)',
289 'use_ash%': '<(use_ash)',
290 'use_cras%': '<(use_cras)',
291 'use_libpci%': '<(use_libpci)',
292 'use_ozone%': '<(use_ozone)',
293 'use_ozone_evdev%': '<(use_ozone_evdev)',
294 'use_clipboard_aurax11%': '<(use_clipboard_aurax11)',
295 'embedded%': '<(embedded)',
296 'use_openssl%': '<(use_openssl)',
297 'use_openssl_certs%': '<(use_openssl_certs)',
298 'enable_viewport%': '<(enable_viewport)',
299 'enable_hidpi%': '<(enable_hidpi)',
300 'android_channel%': '<(android_channel)',
301 'android_webview_build%': '<(android_webview_build)',
302 'use_goma%': '<(use_goma)',
303 'gomadir%': '<(gomadir)',
304 'enable_app_list%': '<(enable_app_list)',
305 'use_default_render_theme%': '<(use_default_render_theme)',
306 'buildtype%': '<(buildtype)',
307 'branding%': '<(branding)',
308 'arm_version%': '<(arm_version)',
309 'sysroot%': '<(sysroot)',
310 'chroot_cmd%': '<(chroot_cmd)',
311 'system_libdir%': '<(system_libdir)',
313 # Set to 1 to enable fast builds. Set to 2 for even faster builds
314 # (it disables debug info for fastest compilation - only for use
315 # on compile-only bots).
318 # Set to 1 to not store any build metadata, e.g. ifdef out all __DATE__
319 # and __TIME__. Set to 0 to reenable the use of these macros in the code
320 # base. See http://crbug.com/314403.
321 'dont_embed_build_metadata%': 1,
323 # Set to 1 to force Visual C++ to use legacy debug information format /Z7.
324 # This is useful for parallel compilation tools which can't support /Zi.
325 # Only used on Windows.
328 # Set to 1 to enable dcheck in Release build.
329 'dcheck_always_on%': 0,
331 # Set to 1 to make a build that disables unshipped tracing events.
332 # Note: this setting is ignored if buildtype=="Official".
333 'tracing_like_official_build%': 0,
335 # Disable image loader component extension by default.
336 'image_loader_extension%': 0,
338 # Set NEON compilation flags.
341 # Detect NEON support at run-time.
342 'arm_neon_optional%': 0,
344 # Use libjpeg-turbo as the JPEG codec used by Chromium.
345 'use_libjpeg_turbo%': 1,
347 # Use system libjpeg. Note that the system's libjepg will be used even if
348 # use_libjpeg_turbo is set.
349 'use_system_libjpeg%': 0,
351 # By default, component is set to static_library and it can be overriden
352 # by the GYP command line or by ~/.gyp/include.gypi.
353 'component%': 'static_library',
355 # /analyze is off by default on Windows because it is very slow and noisy.
356 # Enable with GYP_DEFINES=win_analyze=1
359 # Set to select the Title Case versions of strings in GRD files.
360 'use_titlecase_in_grd%': 0,
362 # Use translations provided by volunteers at launchpad.net. This
363 # currently only works on Linux.
364 'use_third_party_translations%': 0,
366 # Remoting compilation is enabled by default. Set to 0 to disable.
369 # Configuration policy is enabled by default. Set to 0 to disable.
370 'configuration_policy%': 1,
372 # Variable safe_browsing is used to control the build time configuration
373 # for safe browsing feature. Safe browsing can be compiled in 3 different
374 # levels: 0 disables it, 1 enables it fully, and 2 enables only UI and
375 # reporting features without enabling phishing and malware detection. This
376 # is useful to integrate a third party phishing/malware detection to
377 # existing safe browsing logic.
380 # Web speech is enabled by default. Set to 0 to disable.
381 'enable_web_speech%': 1,
383 # Notifications are compiled in by default. Set to 0 to disable.
384 'notifications%' : 1,
386 # Use dsymutil to generate real .dSYM files on Mac. The default is 0 for
387 # regular builds and 1 for ASan builds.
388 'mac_want_real_dsym%': 'default',
390 # If this is set, the clang plugins used on the buildbot will be used.
391 # Run tools/clang/scripts/update.sh to make sure they are compiled.
392 # This causes 'clang_chrome_plugins_flags' to be set.
393 # Has no effect if 'clang' is not set as well.
394 'clang_use_chrome_plugins%': 1,
396 # Enable building with ASAN (Clang's -fsanitize=address option).
397 # -fsanitize=address only works with clang, but asan=1 implies clang=1
398 # See https://sites.google.com/a/chromium.org/dev/developers/testing/addresssanitizer
400 'asan_blacklist%': '<(PRODUCT_DIR)/../../tools/memory/asan/blacklist.txt',
401 # Enable coverage gathering instrumentation in sanitizer tools. This flag
402 # also controls coverage granularity (1 for function-level coverage, 2
403 # for block-level coverage).
404 'sanitizer_coverage%': 0,
405 # Deprecated, only works if |sanitizer_coverage| isn't set.
406 # TODO(glider): remove this flag.
408 # Enable intra-object-overflow detection in ASan (experimental).
409 'asan_field_padding%': 0,
411 # Enable Chromium overrides of the default configurations for various
412 # dynamic tools (like ASan).
413 'use_sanitizer_options%': 0,
415 # Enable building with SyzyAsan.
416 # See https://code.google.com/p/sawbuck/wiki/SyzyASanHowTo
419 # Enable crash reporting via Kasko.
422 # Enable building with LSan (Clang's -fsanitize=leak option).
423 # -fsanitize=leak only works with clang, but lsan=1 implies clang=1
424 # See https://sites.google.com/a/chromium.org/dev/developers/testing/leaksanitizer
427 # Enable building with TSan (Clang's -fsanitize=thread option).
428 # -fsanitize=thread only works with clang, but tsan=1 implies clang=1
429 # See http://clang.llvm.org/docs/ThreadSanitizer.html
431 'tsan_blacklist%': '<(PRODUCT_DIR)/../../tools/memory/tsan_v2/ignores.txt',
433 # Enable building with MSan (Clang's -fsanitize=memory option).
434 # MemorySanitizer only works with clang, but msan=1 implies clang=1
435 # See http://clang.llvm.org/docs/MemorySanitizer.html
437 'msan_blacklist%': '<(PRODUCT_DIR)/../../tools/msan/blacklist.txt',
438 # Track where uninitialized memory originates from. From fastest to
439 # slowest: 0 - no tracking, 1 - track only the initial allocation site, 2
440 # - track the chain of stores leading from allocation site to use site.
441 'msan_track_origins%': 1,
443 # Enable building with UBSan (Clang's -fsanitize=undefined option).
444 # -fsanitize=undefined only works with clang, but ubsan=1 implies clang=1
445 # See http://clang.llvm.org/docs/UsersManual.html
447 'ubsan_blacklist%': '<(PRODUCT_DIR)/../../tools/ubsan/blacklist.txt',
449 # Enable building with UBsan's vptr (Clang's -fsanitize=vptr option).
450 # -fsanitize=vptr only works with clang, but ubsan_vptr=1 implies clang=1
453 # Use the dynamic libraries instrumented by one of the sanitizers
454 # instead of the standard system libraries.
455 'use_instrumented_libraries%': 0,
457 # Use libc++ (third_party/libc++ and third_party/libc++abi) instead of
458 # stdlibc++ as standard library. This is intended to use for instrumented
460 'use_custom_libcxx%': 0,
462 # Use system libc++ instead of the default C++ library, usually libstdc++.
463 # This is intended for iOS builds only.
464 'use_system_libcxx%': 0,
466 # Use a modified version of Clang to intercept allocated types and sizes
467 # for allocated objects. clang_type_profiler=1 implies clang=1.
468 # See http://dev.chromium.org/developers/deep-memory-profiler/cpp-object-type-identifier
469 # TODO(dmikurube): Support mac. See http://crbug.com/123758#c11
470 'clang_type_profiler%': 0,
472 # Set to true to instrument the code with function call logger.
473 # See src/third_party/cygprofile/cyg-profile.cc for details.
474 'order_profiling%': 0,
476 # Use the provided profiled order file to link Chrome image with it.
477 # This makes Chrome faster by better using CPU cache when executing code.
478 # This is known as PGO (profile guided optimization).
479 # See https://sites.google.com/a/google.com/chrome-msk/dev/boot-speed-up-effort
480 'order_text_section%' : "",
482 # Set to 1 compile with -fPIC cflag on linux. This is a must for shared
483 # libraries on linux x86-64 and arm, plus ASLR.
486 # Whether one-click signin is enabled or not.
487 'enable_one_click_signin%': 0,
489 # Whether to back up data before sync.
490 'enable_pre_sync_backup%': 0,
492 # Enable Chrome browser extensions
493 'enable_extensions%': 1,
496 'enable_google_now%': 1,
498 # Enable basic printing support and UI.
499 'enable_basic_printing%': 1,
501 # Enable printing with print preview. It does not imply
502 # enable_basic_printing. It's possible to build Chrome with preview only.
503 'enable_print_preview%': 1,
505 # Set the version of CLD.
506 # 0: Don't specify the version. This option is for the Finch testing.
511 # For CLD2, the size of the tables that should be included in the build
512 # Only evaluated if cld_version == 2 or if building the CLD2 dynamic data
514 # See third_party/cld_2/cld_2.gyp for more information.
515 # 0: Small tables, lower accuracy
516 # 2: Large tables, high accuracy
517 'cld2_table_size%': 2,
519 # Enable spell checker.
520 'enable_spellcheck%': 1,
522 # Webrtc compilation is enabled by default. Set to 0 to disable.
525 # Media router support is enabled by default. Set to 0 to disable.
526 'enable_media_router%': 1,
528 # Enables use of the session service, which is enabled by default.
529 # Support for disabling depends on the platform.
530 'enable_session_service%': 1,
532 # Enables theme support, which is enabled by default. Support for
533 # disabling depends on the platform.
536 # Enables autofill dialog and associated features; disabled by default.
537 'enable_autofill_dialog%' : 0,
539 # Defaults Wallet integration in Autofill dialog to use production
540 # servers. Unofficial builds won't have the proper API keys.
541 'enable_prod_wallet_service%': 0,
543 # Enables support for background apps.
544 'enable_background%': 1,
546 # Enable the task manager by default.
547 'enable_task_manager%': 1,
549 # Enables used resource whitelist generation; disabled by default.
550 'enable_resource_whitelist_generation%': 0,
552 # Enable FILE support by default.
553 'disable_file_support%': 0,
555 # Enable FTP support by default.
556 'disable_ftp_support%': 0,
558 # Use native android functions in place of ICU. Not supported by most
560 'use_icu_alternatives_on_android%': 0,
562 # Use of precompiled headers on Windows.
564 # This variable may be explicitly set to 1 (enabled) or 0
565 # (disabled) in ~/.gyp/include.gypi or via the GYP command line.
566 # This setting will override the default.
569 # http://code.google.com/p/chromium/wiki/WindowsPrecompiledHeaders
571 'chromium_win_pch%': 0,
574 'make_clang_dir%': 'third_party/llvm-build/Release+Asserts',
575 # Set this to true when building with Clang.
576 # See http://code.google.com/p/chromium/wiki/Clang for details.
577 # If this is set, clang is used as both host and target compiler in
578 # cross-compile builds.
581 # Use experimental lld linker instead of the platform's default linker.
584 # Enable plugin installation by default.
585 'enable_plugin_installation%': 1,
587 # Specifies whether to use canvas_skia.cc in place of platform
588 # specific implementations of gfx::Canvas. Affects text drawing in the
590 # TODO(asvitkine): Enable this on all platforms and delete this flag.
591 # http://crbug.com/105550
592 'use_canvas_skia%': 0,
594 # Set to "tsan", "memcheck", or "drmemory" to configure the build to work
595 # with one of those tools.
596 'build_for_tool%': '',
598 # If no directory is specified then a temporary directory will be used.
599 'test_isolation_outdir%': '',
601 'wix_path%': '<(DEPTH)/third_party/wix',
603 # Supervised users are enabled by default.
604 'enable_supervised_users%': 1,
606 # Platform sends memory pressure signals natively.
607 'native_memory_pressure_signals%': 0,
609 'spdy_proxy_auth_property%' : '',
610 'spdy_proxy_auth_value%' : '',
612 'enable_service_discovery%': 0,
613 'enable_wifi_bootstrapping%': 0,
614 'enable_hangout_services_extension%': 0,
616 # Enable the Syzygy optimization step.
617 'syzygy_optimize%': 0,
619 # Enable hole punching for the protected video.
622 # Automatically select platforms under ozone. Turn this off to
623 # build only explicitly selected platforms.
624 'ozone_auto_platforms%': 1,
626 # If this is set clang is used as host compiler, but not as target
627 # compiler. Always do this by default.
630 # Variables to control Link-Time Optimizations (LTO).
631 # Note: the variables must *not* be enabled at the same time.
632 # In this case LTO would 'merge' the optimization flags
633 # at link-time which would lead to all code be optimized with -O2.
634 # Enable LTO on the code compiled with -Os.
635 # See crbug.com/407544
637 # Enable LTO on code compiled with -O2.
640 # Allowed level of identical code folding in the gold linker.
641 'gold_icf_level%': 'safe',
643 # Libxkbcommon usage.
646 # Control Flow Integrity for virtual calls.
647 # See http://clang.llvm.org/docs/ControlFlowIntegrity.html
651 # A flag for POSIX platforms
658 # A flag for BSD platforms
659 ['OS=="freebsd" or OS=="openbsd"', {
666 ['(OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris") and use_openssl==0', {
672 # When OpenSSL is used for SSL and crypto on Unix-like systems, use
673 # OpenSSL's certificate definition.
674 ['(OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris") and use_openssl==1', {
675 'use_openssl_certs%': 1,
677 'use_openssl_certs%': 0,
680 # libudev usage. This currently only affects the content layer.
681 ['OS=="linux" and embedded==0', {
687 # Flags to use X11 on non-Mac POSIX platforms.
688 ['OS=="win" or OS=="mac" or OS=="ios" or OS=="android" or use_ozone==1', {
695 ['OS=="win" or OS=="mac" or OS=="ios" or OS=="android" or use_ozone==1', {
701 # Flags to use pango and cairo.
702 ['OS=="win" or OS=="mac" or OS=="ios" or OS=="android" or embedded==1', {
711 ['OS=="linux" and embedded==0', {
717 # We always use skia text rendering in Aura on Windows, since GDI
718 # doesn't agree with our BackingStore.
719 # TODO(beng): remove once skia text rendering is on by default.
720 ['use_aura==1 and OS=="win"', {
721 'enable_skia_text%': 1,
724 # A flag to enable or disable our compile-time dependency
725 # on gnome-keyring. If that dependency is disabled, no gnome-keyring
726 # support will be available. This option is useful
727 # for Linux distributions and for Aura.
728 ['OS!="linux" or chromeos==1', {
729 'use_gnome_keyring%': 0,
731 'use_gnome_keyring%': 1,
734 ['OS=="mac" or OS=="ios"', {
735 # Mac and iOS want Title Case strings
736 'use_titlecase_in_grd%': 1,
739 # Enable loader extensions on Chrome OS.
741 'image_loader_extension%': 1,
743 'image_loader_extension%': 0,
746 ['OS=="win" or OS=="mac" or (OS=="linux" and chromeos==0)', {
747 'enable_one_click_signin%': 1,
748 'enable_pre_sync_backup%': 1,
752 'enable_extensions%': 0,
753 'enable_google_now%': 0,
755 'enable_spellcheck%': 0,
759 'arm_neon_optional%': 1,
760 'native_memory_pressure_signals%': 1,
761 'enable_basic_printing%': 1,
762 'enable_print_preview%': 0,
763 'enable_task_manager%':0,
767 # Android OS includes support for proprietary codecs regardless of
768 # building Chromium or Google Chrome. We also ship Google Chrome and
769 # Chromecast with proprietary codecs.
770 ['OS=="android" or branding=="Chrome" or chromecast==1', {
771 'proprietary_codecs%': 1,
773 'proprietary_codecs%': 0,
776 ['OS=="mac" or OS=="ios"', {
777 'native_memory_pressure_signals%': 1,
780 # Enable autofill dialog for Android, Mac and Views-enabled platforms.
781 ['toolkit_views==1 or (OS=="android" and android_webview_build==0) or OS=="mac"', {
782 'enable_autofill_dialog%': 1,
785 ['buildtype=="Official"', {
786 'enable_prod_wallet_service%': 1,
796 'disable_ftp_support%': 1,
797 'enable_extensions%': 0,
798 'enable_google_now%': 0,
800 'cld2_table_size%': 0,
801 'enable_basic_printing%': 0,
802 'enable_print_preview%': 0,
803 'enable_session_service%': 0,
804 'enable_spellcheck%': 0,
810 'enable_supervised_users%': 0,
811 'enable_task_manager%': 0,
812 'use_system_libcxx%': 1,
815 # Use GPU accelerated cross process image transport by default
816 # on linux builds with the Aura window manager
817 ['use_aura==1 and OS=="linux"', {
818 'ui_compositor_image_transport%': 1,
820 'ui_compositor_image_transport%': 0,
823 # Turn precompiled headers on by default.
824 ['OS=="win" and buildtype!="Official"', {
825 'chromium_win_pch%': 1
828 ['chromeos==1 or OS=="android" or OS=="ios" or desktop_linux==1', {
829 'enable_plugin_installation%': 0,
831 'enable_plugin_installation%': 1,
834 # Whether PPAPI is enabled.
835 ['OS=="android" or OS=="ios" or embedded==1', {
836 'enable_plugins%': 0,
838 'enable_plugins%': 1,
841 # linux_use_bundled_gold: whether to use the gold linker binary checked
842 # into third_party/binutils. Force this off via GYP_DEFINES when you
843 # are using a custom toolchain and need to control -B in ldflags.
844 # Do not use 32-bit gold on 32-bit hosts as it runs out address space
845 # for component=static_library builds.
846 ['OS=="linux" and (target_arch=="x64" or target_arch=="arm")', {
847 'linux_use_bundled_gold%': 1,
849 'linux_use_bundled_gold%': 0,
852 # linux_use_bundled_binutils: whether to use the binary binutils
853 # checked into third_party/binutils. These are not multi-arch so cannot
854 # be used except on x86 and x86-64 (the only two architectures which
855 # are currently checke in). Force this off via GYP_DEFINES when you
856 # are using a custom toolchain and need to control -B in cflags.
857 ['OS=="linux" and (target_arch=="x64")', {
858 'linux_use_bundled_binutils%': 1,
860 'linux_use_bundled_binutils%': 0,
863 # linux_use_gold_flags: whether to use build flags that rely on gold.
864 # On by default for x64 Linux.
865 ['OS=="linux" and target_arch=="x64"', {
866 'linux_use_gold_flags%': 1,
868 'linux_use_gold_flags%': 0,
871 # linux_use_debug_fission: whether to use split DWARF debug info
872 # files. This can reduce link time significantly, but is incompatible
873 # with some utilities such as icecc and ccache. Requires gold and
874 # gcc >= 4.8 or clang.
875 # http://gcc.gnu.org/wiki/DebugFission
876 ['OS=="linux" and target_arch=="x64"', {
877 'linux_use_debug_fission%': 1,
879 'linux_use_debug_fission%': 0,
882 ['OS=="android" or OS=="ios"', {
883 'enable_captive_portal_detection%': 0,
884 'enable_media_router%': 0,
886 'enable_captive_portal_detection%': 1,
887 'enable_media_router%': 1,
890 # Enable Skia UI text drawing incrementally on different platforms.
891 # http://crbug.com/105550
893 # On Aura, this allows per-tile painting to be used in the browser
896 'use_canvas_skia%': 1,
900 'enable_basic_printing%': 0,
901 'enable_print_preview%': 1,
902 # When building for ChromeOS we dont want Chromium to use libjpeg_turbo.
903 'use_libjpeg_turbo%': 0,
906 # Do not enable the Settings App on ChromeOS.
907 ['enable_app_list==1 and chromeos==0', {
908 'enable_settings_app%': 1,
910 'enable_settings_app%': 0,
913 ['OS=="linux" and target_arch=="arm" and chromeos==0', {
914 # Set some defaults for arm/linux chrome builds
915 'use_allocator%': 'none',
916 # sysroot needs to be an absolute path otherwise it generates
917 # incorrect results when passed to pkg-config
918 'sysroot%': '<!(cd <(DEPTH) && pwd -P)/chrome/installer/linux/debian_wheezy_arm-sysroot',
919 }], # OS=="linux" and target_arch=="arm" and chromeos==0
921 ['OS=="linux" and branding=="Chrome" and buildtype=="Official" and chromeos==0', {
923 ['target_arch=="x64"', {
924 'sysroot%': '<!(cd <(DEPTH) && pwd -P)/chrome/installer/linux/debian_wheezy_amd64-sysroot',
926 ['target_arch=="ia32"', {
927 'sysroot%': '<!(cd <(DEPTH) && pwd -P)/chrome/installer/linux/debian_wheezy_i386-sysroot',
930 }], # OS=="linux" and branding=="Chrome" and buildtype=="Official" and chromeos==0
932 ['OS=="linux" and target_arch=="mipsel"', {
933 'sysroot%': '<!(cd <(DEPTH) && pwd -P)/mipsel-sysroot/sysroot',
934 'CXX%': '<!(cd <(DEPTH) && pwd -P)/mipsel-sysroot/bin/mipsel-linux-gnu-gcc',
937 # Whether tests targets should be run, archived or just have the
938 # dependencies verified. All the tests targets have the '_run' suffix,
939 # e.g. base_unittests_run runs the target base_unittests. The test
940 # target always calls tools/swarming_client/isolate.py. See the script's
941 # --help for more information. Meant to be overriden with GYP_DEFINES.
942 # TODO(maruel): Remove the conditions as more configurations are
944 ['OS!="ios" and OS!="android" and chromeos==0', {
945 'test_isolation_mode%': 'check',
947 'test_isolation_mode%': 'noop',
949 # Whether Android build uses OpenMAX DL FFT.
950 ['OS=="android" and ((target_arch=="arm" and arm_version >= 7) or target_arch=="ia32" or target_arch=="x64" or target_arch=="arm64" or target_arch=="mipsel")', {
951 # Currently only supported on Android ARMv7+, ARM64, ia32, x64 and mipsel.
952 # When enabled, this will also enable WebAudio support on
953 # Android for these architectures. Default is enabled. Whether
954 # WebAudio is actually available depends on runtime settings
956 'use_openmax_dl_fft%': 1,
958 'use_openmax_dl_fft%': 0,
960 ['OS=="win" or OS=="linux"', {
964 # Turns on compiler optimizations in V8 in Debug build, except
965 # on android_clang, where we're hitting a weird linker error.
966 # TODO(dpranke): http://crbug.com/266155 .
968 'v8_optimized_debug%': 1,
970 'v8_optimized_debug%': 2,
973 # Disable various features by default on embedded.
976 'enable_basic_printing%': 0,
977 'enable_print_preview%': 0,
980 # By default, use ICU data file (icudtl.dat) on all platforms
981 # except when building Android WebView.
982 # TODO(jshin): Handle 'use_system_icu' on Linux (Chromium).
983 # Set the data reduction proxy origin for Android Webview.
984 ['android_webview_build==0', {
985 'icu_use_data_file_flag%' : 1,
987 'icu_use_data_file_flag%' : 0,
989 ['OS=="win" or OS=="mac"', {
990 'enable_wifi_bootstrapping%' : 1,
993 # Path to sas.dll, which provides the SendSAS function.
994 # http://msdn.microsoft.com/en-us/library/windows/desktop/dd979761(v=vs.85).aspx
995 ['target_arch=="x64"', {
996 'sas_dll_path%': '<(DEPTH)/third_party/platformsdk_win7/files/redist/amd64',
998 'sas_dll_path%': '<(DEPTH)/third_party/platformsdk_win7/files/redist/x86',
1001 # Turn on JNI generation optimizations on non-WebView builds.
1002 ['OS=="android" and android_webview_build==0', {
1003 'optimize_jni_generation%': 1,
1005 'optimize_jni_generation%': 0,
1008 # TODO(rmcilroy): Enable v8_use_external_startup_data on ChromeOS
1009 # http://crbug.com/421063
1010 ['android_webview_build==0 and chromecast==0 and chromeos==0 and OS!="ios"', {
1011 'v8_use_external_startup_data%': 1,
1013 'v8_use_external_startup_data%': 0,
1017 # Set this to 1 to enable use of concatenated impulse responses
1018 # for the HRTF panner in WebAudio.
1019 'use_concatenated_impulse_responses': 1,
1021 # You can set the variable 'use_official_google_api_keys' to 1
1022 # to use the Google-internal file containing official API keys
1023 # for Google Chrome even in a developer build. Setting this
1024 # variable explicitly to 1 will cause your build to fail if the
1025 # internal file is missing.
1027 # The variable is documented here, but not handled in this file;
1028 # see //google_apis/determine_use_official_keys.gypi for the
1031 # Set the variable to 0 to not use the internal file, even when
1032 # it exists in your checkout.
1034 # Leave it unset in your include.gypi to have the variable
1035 # implicitly set to 1 if you have
1036 # src/google_apis/internal/google_chrome_api_keys.h in your
1037 # checkout, and implicitly set to 0 if not.
1039 # Note that official builds always behave as if the variable
1040 # was explicitly set to 1, i.e. they always use official keys,
1041 # and will fail to build if the internal file is missing.
1043 # NOTE: You MUST NOT explicitly set the variable to 2 in your
1044 # include.gypi or by other means. Due to subtleties of GYP, this
1045 # is not the same as leaving the variable unset, even though its
1047 # //google_apis/determine_use_official_keys.gypi is 2.
1049 # Set these to bake the specified API keys and OAuth client
1050 # IDs/secrets into your build.
1052 # If you create a build without values baked in, you can instead
1053 # set environment variables to provide the keys at runtime (see
1054 # src/google_apis/google_api_keys.h for details). Features that
1055 # require server-side APIs may fail to work if no keys are
1058 # Note that if you are building an official build or if
1059 # use_official_google_api_keys has been set to 1 (explicitly or
1060 # implicitly), these values will be ignored and the official
1061 # keys will be used instead.
1062 'google_api_key%': '',
1063 'google_default_client_id%': '',
1064 'google_default_client_secret%': '',
1065 # Native Client is enabled by default.
1066 'disable_nacl%': '0',
1069 # Copy conditionally-set variables out one scope.
1070 'branding%': '<(branding)',
1071 'buildtype%': '<(buildtype)',
1072 'target_arch%': '<(target_arch)',
1073 'target_subarch%': '<(target_subarch)',
1074 'mips_arch_variant%': '<(mips_arch_variant)',
1075 'mips_dsp_rev%': '<(mips_dsp_rev)',
1076 'host_arch%': '<(host_arch)',
1077 'toolkit_views%': '<(toolkit_views)',
1078 'ui_compositor_image_transport%': '<(ui_compositor_image_transport)',
1079 'use_aura%': '<(use_aura)',
1080 'use_ash%': '<(use_ash)',
1081 'use_cras%': '<(use_cras)',
1082 'use_libpci%': '<(use_libpci)',
1083 'use_openssl%': '<(use_openssl)',
1084 'use_openssl_certs%': '<(use_openssl_certs)',
1085 'use_nss%': '<(use_nss)',
1086 'use_udev%': '<(use_udev)',
1087 'os_bsd%': '<(os_bsd)',
1088 'os_posix%': '<(os_posix)',
1089 'use_dbus%': '<(use_dbus)',
1090 'use_glib%': '<(use_glib)',
1091 'use_pango%': '<(use_pango)',
1092 'use_cairo%': '<(use_cairo)',
1093 'use_ozone%': '<(use_ozone)',
1094 'use_ozone_evdev%': '<(use_ozone_evdev)',
1095 'use_xkbcommon%': '<(use_xkbcommon)',
1096 'use_clipboard_aurax11%': '<(use_clipboard_aurax11)',
1097 'desktop_linux%': '<(desktop_linux)',
1098 'use_x11%': '<(use_x11)',
1099 'use_gnome_keyring%': '<(use_gnome_keyring)',
1100 'linux_fpic%': '<(linux_fpic)',
1101 'chromeos%': '<(chromeos)',
1102 'chromecast%': '<(chromecast)',
1103 'enable_viewport%': '<(enable_viewport)',
1104 'enable_hidpi%': '<(enable_hidpi)',
1105 'image_loader_extension%': '<(image_loader_extension)',
1106 'fastbuild%': '<(fastbuild)',
1107 'dont_embed_build_metadata%': '<(dont_embed_build_metadata)',
1108 'win_z7%': '<(win_z7)',
1109 'dcheck_always_on%': '<(dcheck_always_on)',
1110 'tracing_like_official_build%': '<(tracing_like_official_build)',
1111 'arm_version%': '<(arm_version)',
1112 'arm_neon%': '<(arm_neon)',
1113 'arm_neon_optional%': '<(arm_neon_optional)',
1114 'sysroot%': '<(sysroot)',
1115 'chroot_cmd%': '<(chroot_cmd)',
1116 'system_libdir%': '<(system_libdir)',
1117 'component%': '<(component)',
1118 'win_analyze%': '<(win_analyze)',
1119 'enable_resource_whitelist_generation%': '<(enable_resource_whitelist_generation)',
1120 'use_titlecase_in_grd%': '<(use_titlecase_in_grd)',
1121 'use_third_party_translations%': '<(use_third_party_translations)',
1122 'remoting%': '<(remoting)',
1123 'enable_one_click_signin%': '<(enable_one_click_signin)',
1124 'enable_pre_sync_backup%': '<(enable_pre_sync_backup)',
1125 'enable_media_router%': '<(enable_media_router)',
1126 'enable_webrtc%': '<(enable_webrtc)',
1127 'chromium_win_pch%': '<(chromium_win_pch)',
1128 'configuration_policy%': '<(configuration_policy)',
1129 'safe_browsing%': '<(safe_browsing)',
1130 'enable_web_speech%': '<(enable_web_speech)',
1131 'notifications%': '<(notifications)',
1132 'clang_use_chrome_plugins%': '<(clang_use_chrome_plugins)',
1133 'mac_want_real_dsym%': '<(mac_want_real_dsym)',
1135 'asan_blacklist%': '<(asan_blacklist)',
1136 'asan_coverage%': '<(asan_coverage)',
1137 'sanitizer_coverage%': '<(sanitizer_coverage)',
1138 'asan_field_padding%': '<(asan_field_padding)',
1139 'use_sanitizer_options%': '<(use_sanitizer_options)',
1140 'syzyasan%': '<(syzyasan)',
1141 'kasko%': '<(kasko)',
1142 'syzygy_optimize%': '<(syzygy_optimize)',
1145 'msan_blacklist%': '<(msan_blacklist)',
1146 'msan_track_origins%': '<(msan_track_origins)',
1148 'tsan_blacklist%': '<(tsan_blacklist)',
1149 'ubsan%': '<(ubsan)',
1150 'ubsan_blacklist%': '<(ubsan_blacklist)',
1151 'ubsan_vptr%': '<(ubsan_vptr)',
1152 'use_instrumented_libraries%': '<(use_instrumented_libraries)',
1153 'use_custom_libcxx%': '<(use_custom_libcxx)',
1154 'use_system_libcxx%': '<(use_system_libcxx)',
1155 'clang_type_profiler%': '<(clang_type_profiler)',
1156 'order_profiling%': '<(order_profiling)',
1157 'order_text_section%': '<(order_text_section)',
1158 'enable_extensions%': '<(enable_extensions)',
1159 'enable_plugin_installation%': '<(enable_plugin_installation)',
1160 'enable_plugins%': '<(enable_plugins)',
1161 'enable_session_service%': '<(enable_session_service)',
1162 'enable_themes%': '<(enable_themes)',
1163 'enable_autofill_dialog%': '<(enable_autofill_dialog)',
1164 'enable_prod_wallet_service%': '<(enable_prod_wallet_service)',
1165 'enable_background%': '<(enable_background)',
1166 'linux_use_bundled_gold%': '<(linux_use_bundled_gold)',
1167 'linux_use_bundled_binutils%': '<(linux_use_bundled_binutils)',
1168 'linux_use_gold_flags%': '<(linux_use_gold_flags)',
1169 'linux_use_debug_fission%': '<(linux_use_debug_fission)',
1170 'use_canvas_skia%': '<(use_canvas_skia)',
1171 'test_isolation_mode%': '<(test_isolation_mode)',
1172 'test_isolation_outdir%': '<(test_isolation_outdir)',
1173 'enable_basic_printing%': '<(enable_basic_printing)',
1174 'enable_print_preview%': '<(enable_print_preview)',
1175 'enable_spellcheck%': '<(enable_spellcheck)',
1176 'enable_google_now%': '<(enable_google_now)',
1177 'cld_version%': '<(cld_version)',
1178 'cld2_table_size%': '<(cld2_table_size)',
1179 'enable_captive_portal_detection%': '<(enable_captive_portal_detection)',
1180 'disable_file_support%': '<(disable_file_support)',
1181 'disable_ftp_support%': '<(disable_ftp_support)',
1182 'use_icu_alternatives_on_android%': '<(use_icu_alternatives_on_android)',
1183 'enable_task_manager%': '<(enable_task_manager)',
1184 'sas_dll_path%': '<(sas_dll_path)',
1185 'wix_path%': '<(wix_path)',
1186 'use_libjpeg_turbo%': '<(use_libjpeg_turbo)',
1187 'use_system_libjpeg%': '<(use_system_libjpeg)',
1188 'android_channel%': '<(android_channel)',
1189 'android_webview_build%': '<(android_webview_build)',
1190 'icu_use_data_file_flag%': '<(icu_use_data_file_flag)',
1191 'gyp_managed_install%': 0,
1192 'create_standalone_apk%': 1,
1193 'enable_app_list%': '<(enable_app_list)',
1194 'use_default_render_theme%': '<(use_default_render_theme)',
1195 'enable_settings_app%': '<(enable_settings_app)',
1196 'google_api_key%': '<(google_api_key)',
1197 'google_default_client_id%': '<(google_default_client_id)',
1198 'google_default_client_secret%': '<(google_default_client_secret)',
1199 'enable_supervised_users%': '<(enable_supervised_users)',
1200 'native_memory_pressure_signals%': '<(native_memory_pressure_signals)',
1201 'spdy_proxy_auth_property%': '<(spdy_proxy_auth_property)',
1202 'spdy_proxy_auth_value%': '<(spdy_proxy_auth_value)',
1203 'enable_mdns%' : '<(enable_mdns)',
1204 'enable_service_discovery%' : '<(enable_service_discovery)',
1205 'enable_wifi_bootstrapping%': '<(enable_wifi_bootstrapping)',
1206 'enable_hangout_services_extension%' : '<(enable_hangout_services_extension)',
1207 'v8_optimized_debug%': '<(v8_optimized_debug)',
1208 'proprietary_codecs%': '<(proprietary_codecs)',
1209 'use_goma%': '<(use_goma)',
1210 'gomadir%': '<(gomadir)',
1211 'use_lto%': '<(use_lto)',
1212 'use_lto_o2%': '<(use_lto_o2)',
1213 'gold_icf_level%': '<(gold_icf_level)',
1214 'video_hole%': '<(video_hole)',
1215 'v8_use_external_startup_data%': '<(v8_use_external_startup_data)',
1216 'cfi_vptr%': '<(cfi_vptr)',
1218 # Use system protobuf instead of bundled one.
1219 'use_system_protobuf%': 0,
1221 # Use system yasm instead of bundled one.
1222 'use_system_yasm%': 0,
1224 # Use system ICU instead of bundled one.
1225 'use_system_icu%' : 0,
1227 # Default to enabled PIE; this is important for ASLR but we may need to be
1228 # able to turn it off for various reasons.
1229 'linux_disable_pie%': 0,
1231 # The release channel that this build targets. This is used to restrict
1232 # channel-specific build options, like which installer packages to create.
1233 # The default is 'all', which does no channel-specific filtering.
1236 # Override chromium_mac_pch and set it to 0 to suppress the use of
1237 # precompiled headers on the Mac. Prefix header injection may still be
1238 # used, but prefix headers will not be precompiled. This is useful when
1239 # using distcc to distribute a build to compile slaves that don't
1240 # share the same compiler executable as the system driving the compilation,
1241 # because precompiled headers rely on pointers into a specific compiler
1242 # executable's image. Setting this to 0 is needed to use an experimental
1243 # Linux-Mac cross compiler distcc farm.
1244 'chromium_mac_pch%': 1,
1246 # The default value for mac_strip in target_defaults. This cannot be
1247 # set there, per the comment about variable% in a target_defaults.
1248 'mac_strip_release%': 0,
1250 # Set to 1 to enable java code coverage. Instruments classes during build
1251 # to produce .ec files during runtime.
1252 'emma_coverage%': 0,
1254 # EMMA filter string consisting of a list of inclusion/exclusion patterns
1255 # separated with whitespace and/or comma. Only has effect if
1256 # 'emma_coverage=1'.
1259 # Set to 1 to enable running Android lint on java/class files.
1262 # Although base/allocator lets you select a heap library via an
1263 # environment variable, the libcmt shim it uses sometimes gets in
1264 # the way. To disable it entirely, and switch to normal msvcrt, do e.g.
1265 # 'win_use_allocator_shim': 0,
1266 # 'win_release_RuntimeLibrary': 2
1267 # to ~/.gyp/include.gypi, gclient runhooks --force, and do a release build.
1268 'win_use_allocator_shim%': 1, # 1 = shim allocator via libcmt; 0 = msvcrt
1270 # TODO(bradnelson): eliminate this when possible.
1271 # To allow local gyp files to prevent release.vsprops from being included.
1272 # Yes(1) means include release.vsprops.
1273 # Once all vsprops settings are migrated into gyp, this can go away.
1274 'msvs_use_common_release%': 1,
1276 # TODO(bradnelson): eliminate this when possible.
1277 # To allow local gyp files to override additional linker options for msvs.
1278 # Yes(1) means set use the common linker options.
1279 'msvs_use_common_linker_extras%': 1,
1281 # TODO(sgk): eliminate this if possible.
1282 # It would be nicer to support this via a setting in 'target_defaults'
1283 # in chrome/app/locales/locales.gypi overriding the setting in the
1284 # 'Debug' configuration in the 'target_defaults' dict below,
1285 # but that doesn't work as we'd like.
1286 'msvs_debug_link_incremental%': '2',
1288 # Needed for some of the largest modules.
1289 'msvs_debug_link_nonincremental%': '1',
1291 # Turns on Use Library Dependency Inputs for linking chrome.dll on Windows
1292 # to get incremental linking to be faster in debug builds.
1293 'incremental_chrome_dll%': '0',
1295 # Experimental setting to break chrome.dll into multiple pieces based on
1297 'chrome_multiple_dll%': '0',
1299 # Experimental setting to optimize Chrome's DLLs with PGO.
1300 'chrome_pgo_phase%': '0',
1302 # Whether the VS xtree header has been patched to disable warning 4702. If
1303 # it has, then we don't need to disable 4702 (unreachable code warning).
1304 # The patch is preapplied to the internal toolchain and hence all bots.
1305 'msvs_xtree_patched%': '<!pymod_do_main(win_is_xtree_patched)',
1308 'clang%': '<(clang)',
1309 'host_clang%': '<(host_clang)',
1310 'make_clang_dir%': '<(make_clang_dir)',
1311 'use_lld%': '<(use_lld)',
1313 # Control which version of clang to use when building for iOS. If set to
1314 # '1', uses the version of clang that ships with Xcode. If set to '0', uses
1315 # the version of clang that ships with the Chromium source. This variable
1316 # is automatically set to '1' when using the Xcode generator.
1319 # These two variables can be set in GYP_DEFINES while running
1320 # |gclient runhooks| to let clang run a plugin in every compilation.
1321 # Only has an effect if 'clang=1' is in GYP_DEFINES as well.
1323 # GYP_DEFINES='clang=1 clang_load=/abs/path/to/libPrintFunctionNames.dylib clang_add_plugin=print-fns' gclient runhooks
1326 'clang_add_plugin%': '',
1328 # Tell ld64 to write map files describing binary layout. Useful
1329 # for looking at what contributes to binary size, e.g. with
1330 # https://github.com/nico/bloat
1331 'mac_write_linker_maps%': 0,
1333 # The default type of gtest.
1334 'gtest_target_type%': 'executable',
1336 # Enable sampling based profiler.
1337 # See http://google-perftools.googlecode.com/svn/trunk/doc/cpuprofile.html
1339 # Profile without optimizing out stack frames when profiling==1.
1340 'profiling_full_stack_frames%': '0',
1342 # And if we want to dump symbols for Breakpad-enabled builds.
1343 'linux_dump_symbols%': 0,
1344 # And if we want to strip the binary after dumping symbols.
1345 'linux_strip_binary%': 0,
1346 # If we want stack unwind support for backtrace().
1347 'debug_unwind_tables%': 1,
1348 'release_unwind_tables%': 1,
1350 # Override where to find binutils
1351 'binutils_version%': 0,
1352 'binutils_dir%': '',
1355 # Default of 'use_allocator' is set to 'none' if OS=='android' later.
1356 'use_allocator%': 'tcmalloc',
1358 # Set to 1 to link against libgnome-keyring instead of using dlopen().
1359 'linux_link_gnome_keyring%': 0,
1360 # Set to 1 to link against gsettings APIs instead of using dlopen().
1361 'linux_link_gsettings%': 0,
1363 # Enable use of OpenMAX DL FFT routines.
1364 'use_openmax_dl_fft%': '<(use_openmax_dl_fft)',
1366 # Enable new NPDevice API.
1367 'enable_new_npdevice_api%': 0,
1369 # .gyp files or targets should set chromium_code to 1 if they build
1370 # Chromium-specific code, as opposed to external code. This variable is
1371 # used to control such things as the set of warnings to enable, and
1372 # whether warnings are treated as errors.
1373 'chromium_code%': 0,
1375 # Disable fatal linker warnings, similarly to how we make it possible
1376 # to disable -Werror (e.g. for different toolchain versions).
1377 'disable_fatal_linker_warnings%': 0,
1379 'release_valgrind_build%': 0,
1381 # TODO(thakis): Make this a blacklist instead, http://crbug.com/101600
1382 'enable_wexit_time_destructors%': 0,
1384 # Build libpeerconnection as a static library by default.
1385 'libpeer_target_type%': 'static_library',
1387 # Set to 1 to compile with the OpenGL ES 2.0 conformance tests.
1388 'internal_gles2_conform_tests%': 0,
1390 # Set to 1 to compile with the Khronos GL-CTS conformance tests.
1391 'internal_khronos_glcts_tests%': 0,
1393 # Set to 1 to compile the filter fuzzer.
1394 'internal_filter_fuzzer%': 0,
1396 # NOTE: When these end up in the Mac bundle, we need to replace '-' for '_'
1397 # so Cocoa is happy (http://crbug.com/20441).
1399 'am', 'ar', 'bg', 'bn', 'ca', 'cs', 'da', 'de', 'el', 'en-GB',
1400 'en-US', 'es-419', 'es', 'et', 'fa', 'fi', 'fil', 'fr', 'gu', 'he',
1401 'hi', 'hr', 'hu', 'id', 'it', 'ja', 'kn', 'ko', 'lt', 'lv',
1402 'ml', 'mr', 'ms', 'nb', 'nl', 'pl', 'pt-BR', 'pt-PT', 'ro', 'ru',
1403 'sk', 'sl', 'sr', 'sv', 'sw', 'ta', 'te', 'th', 'tr', 'uk',
1404 'vi', 'zh-CN', 'zh-TW',
1407 # Pseudo locales are special locales which are used for testing and
1408 # debugging. They don't get copied to the final app. For more info,
1409 # check out https://sites.google.com/a/chromium.org/dev/Home/fake-bidi
1416 # If debug_devtools is set to 1, JavaScript files for DevTools are
1417 # stored as is and loaded from disk. Otherwise, a concatenated file
1418 # is stored in resources.pak. It is still possible to load JS files
1419 # from disk by passing --debug-devtools cmdline switch.
1420 'debug_devtools%': 0,
1422 # The Java Bridge is not compiled in by default.
1425 # Code signing for iOS binaries. The bots need to be able to disable this.
1426 'chromium_ios_signing%': 1,
1428 # This flag is only used when disable_nacl==0 and disables all those
1429 # subcomponents which would require the installation of a native_client
1430 # untrusted toolchain.
1431 'disable_nacl_untrusted%': 0,
1433 # Disable Dart by default.
1436 # Copy out the setting of disable_nacl.
1437 'disable_nacl%': '<(disable_nacl)',
1439 # Portable Native Client is enabled by default.
1440 'disable_pnacl%': 0,
1442 # Whether to build full debug version for Debug configuration on Android.
1443 # Compared to full debug version, the default Debug configuration on Android
1444 # has no full v8 debug, has size optimization and linker gc section, so that
1445 # we can build a debug version with acceptable size and performance.
1446 'android_full_debug%': 0,
1448 # Sets the default version name and code for Android app, by default we
1449 # do a developer build.
1450 'android_app_version_name%': 'Developer Build',
1451 'android_app_version_code%': 1,
1453 # Contains data about the attached devices for gyp_managed_install.
1454 'build_device_config_path': '<(PRODUCT_DIR)/build_devices.cfg',
1456 'sas_dll_exists': '<!pymod_do_main(dir_exists "<(sas_dll_path)")',
1457 'wix_exists': '<!pymod_do_main(dir_exists "<(wix_path)")',
1459 'windows_sdk_default_path': '<(DEPTH)/third_party/platformsdk_win8/files',
1460 'directx_sdk_default_path': '<(DEPTH)/third_party/directxsdk/files',
1462 # Whether we are using the rlz library or not. Platforms like Android send
1463 # rlz codes for searches but do not use the library.
1466 # Turns on the i18n support in V8.
1467 'v8_enable_i18n_support': 1,
1469 # Compile d8 for the host toolset.
1470 'v8_toolset_for_d8': 'host',
1472 # Enable the V8 heap verification code. The verification itself is enabled
1473 # via a command line option.
1474 'v8_enable_verify_heap%': 1,
1476 # Use brlapi from brltty for braille display support.
1479 # Relative path to icu.gyp from this file.
1480 'icu_gyp_path': '../third_party/icu/icu.gyp',
1482 # IPC fuzzer is disabled by default.
1483 'enable_ipc_fuzzer%': 0,
1485 # Force disable libstdc++ debug mode.
1486 'disable_glibcxx_debug%': 0,
1488 # Set to 1 to compile with MSE support for MPEG2 TS
1489 'enable_mpeg2ts_stream_parser%': 0,
1491 # Support ChromeOS touchpad gestures with ozone.
1492 'use_evdev_gestures%': 0,
1494 # Default ozone platform (if no --ozone-platform flag).
1495 'ozone_platform%': "",
1497 # Ozone platforms to include in the build.
1498 'ozone_platform_caca%': 0,
1499 'ozone_platform_dri%': 0,
1500 'ozone_platform_drm%': 0,
1501 'ozone_platform_egltest%': 0,
1502 'ozone_platform_gbm%': 0,
1503 'ozone_platform_ozonex%': 0,
1504 'ozone_platform_test%': 0,
1506 # Whether the browser is non-native (using Views Toolkit) on Mac.
1507 'mac_views_browser%': 0,
1509 # Experiment: http://crbug.com/426914
1513 ['buildtype=="Official"', {
1514 # Continue to embed build meta data in Official builds, basically the
1515 # time it was built.
1516 # TODO(maruel): This decision should be revisited because having an
1517 # official deterministic build has high value too but MSVC toolset can't
1518 # generate anything deterministic with WPO enabled AFAIK.
1519 'dont_embed_build_metadata%': 0,
1521 # Enable the Syzygy optimization step for the official builds.
1522 ['OS=="win" and buildtype=="Official" and syzyasan!=1 and clang!=1', {
1523 'syzygy_optimize%': 1,
1525 'syzygy_optimize%': 0,
1527 # Get binutils version so we can enable debug fission if we can.
1528 ['os_posix==1 and OS!="mac" and OS!="ios"', {
1530 # compiler_version doesn't work with clang
1531 # TODO(mithro): Land https://codereview.chromium.org/199793014/ so
1532 # compiler_version works with clang.
1533 # TODO(glider): set clang to 1 earlier for ASan and TSan builds so
1534 # that it takes effect here.
1535 ['clang==0 and asan==0 and lsan==0 and tsan==0 and msan==0 and ubsan==0 and ubsan_vptr==0', {
1536 'binutils_version%': '<!pymod_do_main(compiler_version target assembler)',
1538 # On Android we know the binutils version in the toolchain.
1540 'binutils_version%': 222,
1542 ['host_arch=="x64"', {
1543 'binutils_dir%': 'third_party/binutils/Linux_x64/Release/bin',
1545 ['host_arch=="ia32"', {
1546 'binutils_dir%': 'third_party/binutils/Linux_ia32/Release/bin',
1548 # Our version of binutils in third_party/binutils
1549 ['linux_use_bundled_binutils==1', {
1550 'binutils_version%': 224,
1554 'binutils_version%': 0,
1556 # The version of GCC in use, set later in platforms that use GCC and have
1557 # not explicitly chosen to build with clang. Currently, this means all
1558 # platforms except Windows, Mac and iOS.
1559 # TODO(glider): set clang to 1 earlier for ASan and TSan builds so that
1560 # it takes effect here.
1561 ['os_posix==1 and OS!="mac" and OS!="ios" and clang==0 and asan==0 and lsan==0 and tsan==0 and msan==0 and ubsan_vptr==0', {
1563 ['OS=="android" and android_webview_build==0', {
1564 'host_gcc_version%': '<!pymod_do_main(compiler_version host compiler)',
1565 # We directly set the gcc version since we know what we use.
1568 ['OS=="android" and android_webview_build==1', {
1569 # Android WebView uses a hermetic clang toolchain for host builds.
1570 'host_gcc_version%': 0,
1571 # Android WebView uses the GCC toolchain from the Android build.
1575 'host_gcc_version%': '<!pymod_do_main(compiler_version host compiler)',
1576 'gcc_version%': '<!pymod_do_main(compiler_version target compiler)',
1580 'host_gcc_version%': 0,
1583 ['OS=="win" and "<!pymod_do_main(dir_exists <(windows_sdk_default_path))"=="True"', {
1584 'windows_sdk_path%': '<(windows_sdk_default_path)',
1586 'windows_sdk_path%': 'C:/Program Files (x86)/Windows Kits/8.1',
1588 ['OS=="win" and "<!pymod_do_main(dir_exists <(directx_sdk_default_path))"=="True"', {
1589 'directx_sdk_path%': '<(directx_sdk_default_path)',
1591 'directx_sdk_path%': '$(DXSDK_DIR)',
1594 'windows_driver_kit_path%': '$(WDK_DIR)',
1596 ['os_posix==1 and OS!="mac" and OS!="ios"', {
1598 ['target_arch=="mipsel" or target_arch=="mips64el"', {
1601 'nacl_untrusted_build%': 0,
1602 'use_allocator%': 'none',
1604 ['OS=="linux" and target_arch=="mipsel"', {
1605 'sysroot%': '<(sysroot)',
1608 # Use a 64-bit linker to avoid running out of address space. The
1609 # buildbots should have a 64-bit kernel and a 64-bit libc installed.
1610 ['host_arch=="ia32" and target_arch=="ia32"', {
1611 # TODO(thestig) This is a horrible way to force the desired
1612 # configuration. Our gyp variable scoping is likely wrong and
1613 # needs to be cleaned up. The GN configuration should be changed
1615 'binutils_version%': 224,
1616 'linux_use_bundled_binutils%': '1',
1617 'linux_use_bundled_gold%': '1',
1618 'binutils_dir%': 'third_party/binutils/Linux_x64/Release/bin',
1620 # All Chrome builds have breakpad symbols, but only process the
1621 # symbols from official builds.
1622 ['(branding=="Chrome" and buildtype=="Official")', {
1623 'linux_dump_symbols%': 1,
1625 # Omit unwind support in official release builds to save space. We
1626 # can use breakpad for these builds.
1627 'release_unwind_tables%': 0,
1630 }], # os_posix==1 and OS!="mac" and OS!="ios"
1633 'enable_background%': 0,
1634 'icu_use_data_file_flag%': 1,
1635 'enable_web_speech%': 0,
1636 'use_system_libxml%': 1,
1637 'use_system_sqlite%': 1,
1639 'ar', 'ca', 'cs', 'da', 'de', 'el', 'en-GB', 'en-US', 'es', 'es-MX',
1640 'fi', 'fr', 'he', 'hi', 'hr', 'hu', 'id', 'it', 'ja', 'ko', 'ms',
1641 'nb', 'nl', 'pl', 'pt', 'pt-PT', 'ro', 'ru', 'sk', 'sv', 'th', 'tr',
1642 'uk', 'vi', 'zh-CN', 'zh-TW',
1645 # iOS SDK and deployment target support. The |ios_sdk| value is left
1646 # blank so that when it is set in the project files it will be the
1647 # "current" iOS SDK. Forcing a specific SDK even if it is "current"
1648 # causes Xcode to spit out a warning for every single project file for
1649 # not using the "current" SDK.
1651 'ios_sdk_path%': '',
1652 'ios_deployment_target%': '7.0',
1655 # ios_product_name is set to the name of the .app bundle as it should
1657 ['branding=="Chrome"', {
1658 'ios_product_name%': 'Chrome',
1659 }, { # else: branding!="Chrome"
1660 'ios_product_name%': 'Chromium',
1662 ['branding=="Chrome" and buildtype=="Official"', {
1664 }, { # else: branding!="Chrome" or buildtype!="Official"
1670 # Location of Android NDK.
1673 # Standard libraries can use the relative path to the NDK.
1674 'android_ndk_root%': '../../third_party/android_tools/ndk/',
1675 # Unfortunately, it is required to use the absolute path to the SDK
1676 # because it us passed to ant which uses a different relative path
1678 'android_sdk_root%': '<!(cd <(DEPTH) && pwd -P)/third_party/android_tools/sdk/',
1679 # Similarly, gdbserver and the Android toolchain need to use the
1680 # absolute path to the NDK because they are used at different levels
1682 'android_ndk_absolute_root%': '<!(cd <(DEPTH) && pwd -P)/third_party/android_tools/ndk/',
1683 'android_host_arch%': '<!(uname -m)',
1684 # Android API-level of the SDK used for compilation.
1685 'android_sdk_version%': '22',
1686 'android_sdk_build_tools_version%': '22.0.0',
1687 'host_os%': "<!(uname -s | sed -e 's/Linux/linux/;s/Darwin/mac/')",
1689 # Copy conditionally-set variables out one scope.
1690 'android_ndk_root%': '<(android_ndk_root)',
1691 'android_ndk_absolute_root%': '<(android_ndk_absolute_root)',
1692 'android_sdk_root%': '<(android_sdk_root)',
1693 'android_sdk_version%': '<(android_sdk_version)',
1694 'android_stlport_root': '<(android_ndk_root)/sources/cxx-stl/stlport',
1695 'host_os%': '<(host_os)',
1697 'android_sdk%': '<(android_sdk_root)/platforms/android-<(android_sdk_version)',
1698 # Android SDK build tools (e.g. dx, aapt, aidl)
1699 'android_sdk_tools%': '<(android_sdk_root)/build-tools/<(android_sdk_build_tools_version)',
1701 # Android API level 14 is ICS (Android 4.0) which is the minimum
1702 # platform requirement for Chrome on Android, we use it for native
1705 ['target_arch == "ia32"', {
1706 'android_app_abi%': 'x86',
1707 'android_gdbserver%': '<(android_ndk_absolute_root)/prebuilt/android-x86/gdbserver/gdbserver',
1708 'android_ndk_sysroot%': '<(android_ndk_root)/platforms/android-14/arch-x86',
1709 'android_ndk_lib_dir%': 'usr/lib',
1710 'android_toolchain%': '<(android_ndk_absolute_root)/toolchains/x86-4.9/prebuilt/<(host_os)-<(android_host_arch)/bin',
1712 ['target_arch == "x64"', {
1713 'android_app_abi%': 'x86_64',
1714 'android_gdbserver%': '<(android_ndk_absolute_root)/prebuilt/android-x86_64/gdbserver/gdbserver',
1715 'android_ndk_sysroot%': '<(android_ndk_root)/platforms/android-21/arch-x86_64',
1716 'android_ndk_lib_dir%': 'usr/lib64',
1717 'android_toolchain%': '<(android_ndk_absolute_root)/toolchains/x86_64-4.9/prebuilt/<(host_os)-<(android_host_arch)/bin',
1719 ['target_arch=="arm"', {
1722 'android_app_abi%': 'armeabi',
1724 'android_app_abi%': 'armeabi-v7a',
1727 'android_gdbserver%': '<(android_ndk_absolute_root)/prebuilt/android-arm/gdbserver/gdbserver',
1728 'android_ndk_sysroot%': '<(android_ndk_root)/platforms/android-14/arch-arm',
1729 'android_ndk_lib_dir%': 'usr/lib',
1730 'android_toolchain%': '<(android_ndk_absolute_root)/toolchains/arm-linux-androideabi-4.9/prebuilt/<(host_os)-<(android_host_arch)/bin',
1732 ['target_arch == "arm64"', {
1733 'android_app_abi%': 'arm64-v8a',
1734 'android_gdbserver%': '<(android_ndk_absolute_root)/prebuilt/android-arm64/gdbserver/gdbserver',
1735 'android_ndk_sysroot%': '<(android_ndk_root)/platforms/android-21/arch-arm64',
1736 'android_ndk_lib_dir%': 'usr/lib',
1737 'android_toolchain%': '<(android_ndk_absolute_root)/toolchains/aarch64-linux-android-4.9/prebuilt/<(host_os)-<(android_host_arch)/bin',
1739 ['target_arch == "mipsel"', {
1740 'android_app_abi%': 'mips',
1741 'android_gdbserver%': '<(android_ndk_absolute_root)/prebuilt/android-mips/gdbserver/gdbserver',
1742 'android_ndk_sysroot%': '<(android_ndk_root)/platforms/android-14/arch-mips',
1743 'android_ndk_lib_dir%': 'usr/lib',
1744 'android_toolchain%': '<(android_ndk_absolute_root)/toolchains/mipsel-linux-android-4.9/prebuilt/<(host_os)-<(android_host_arch)/bin',
1746 ['target_arch == "mips64el"', {
1747 'android_app_abi%': 'mips64',
1748 'android_gdbserver%': '<(android_ndk_absolute_root)/prebuilt/android-mips64/gdbserver/gdbserver',
1749 'android_ndk_sysroot%': '<(android_ndk_root)/platforms/android-21/arch-mips64',
1750 'android_ndk_lib_dir%': 'usr/lib64',
1751 'android_toolchain%': '<(android_ndk_absolute_root)/toolchains/mips64el-linux-android-4.9/prebuilt/<(host_os)-<(android_host_arch)/bin',
1755 # Copy conditionally-set variables out one scope.
1756 'android_app_abi%': '<(android_app_abi)',
1757 'android_gdbserver%': '<(android_gdbserver)',
1758 'android_ndk_root%': '<(android_ndk_root)',
1759 'android_ndk_sysroot%': '<(android_ndk_sysroot)',
1760 'android_sdk_root%': '<(android_sdk_root)',
1761 'android_sdk_version%': '<(android_sdk_version)',
1762 'android_toolchain%': '<(android_toolchain)',
1764 'android_ndk_include': '<(android_ndk_sysroot)/usr/include',
1765 'android_ndk_lib': '<(android_ndk_sysroot)/<(android_ndk_lib_dir)',
1766 'android_sdk_tools%': '<(android_sdk_tools)',
1767 'android_sdk%': '<(android_sdk)',
1768 'android_sdk_jar%': '<(android_sdk)/android.jar',
1770 'android_stlport_root': '<(android_stlport_root)',
1771 'android_stlport_include': '<(android_stlport_root)/stlport',
1772 'android_stlport_libs_dir': '<(android_stlport_root)/libs/<(android_app_abi)',
1773 'host_os%': '<(host_os)',
1775 # Location of the "objcopy" binary, used by both gyp and scripts.
1776 'android_objcopy%' : '<!(/bin/echo -n <(android_toolchain)/*-objcopy)',
1778 # Location of the "strip" binary, used by both gyp and scripts.
1779 'android_strip%' : '<!(/bin/echo -n <(android_toolchain)/*-strip)',
1781 # Location of the "readelf" binary.
1782 'android_readelf%' : '<!(/bin/echo -n <(android_toolchain)/*-readelf)',
1784 # Determines whether we should optimize JNI generation at the cost of
1785 # breaking assumptions in the build system that when inputs have changed
1786 # the outputs should always change as well. This is meant purely for
1787 # developer builds, to avoid spurious re-linking of native files.
1788 'optimize_jni_generation%': '<(optimize_jni_generation)',
1790 # Always uses openssl.
1792 'use_openssl_certs%': 1,
1794 'proprietary_codecs%': '<(proprietary_codecs)',
1795 'safe_browsing%': 2,
1796 'enable_web_speech%': 0,
1798 'build_ffmpegsumo%': 0,
1799 'use_allocator%': 'none',
1801 # Disable Native Client.
1804 # Android does not support background apps.
1805 'enable_background%': 0,
1807 # Sessions are store separately in the Java side.
1808 'enable_session_service%': 0,
1812 'gtest_target_type%': 'shared_library',
1814 # Uses system APIs for decoding audio and video.
1815 'use_libffmpeg%': '0',
1817 # TODO(torne): Remove this unsupported option once all the places that
1818 # test it have been updated.
1819 'use_system_stlport%': 0,
1821 # Copy it out one scope.
1822 'android_webview_build%': '<(android_webview_build)',
1825 'use_system_fontconfig%': 0,
1827 'use_system_fontconfig%': 1,
1830 'enable_mpeg2ts_stream_parser%': 1,
1831 'ffmpeg_branding%': 'ChromeOS',
1832 'ozone_platform_ozonex%': 1,
1833 'use_playready%': 0,
1835 ['target_arch=="arm"', {
1837 'arm_tune%': 'cortex-a9',
1843 ['android_webview_build==1', {
1844 # When building the WebView in the Android tree, jarjar will remap all
1845 # the class names, so the JNI generator needs to know this.
1846 'jni_generator_jarjar_file': '../android_webview/build/jarjar-rules.txt',
1848 ['OS=="linux" and target_arch!="mipsel"', {
1853 # All Chrome builds have breakpad symbols, but only process the
1854 # symbols from official builds.
1855 ['(branding=="Chrome" and buildtype=="Official")', {
1856 'mac_strip_release%': 1,
1860 ['OS=="mac" or OS=="ios"', {
1864 # Mac OS X SDK and deployment target support. The SDK identifies
1865 # the version of the system headers that will be used, and
1866 # corresponds to the MAC_OS_X_VERSION_MAX_ALLOWED compile-time
1867 # macro. "Maximum allowed" refers to the operating system version
1868 # whose APIs are available in the headers. The deployment target
1869 # identifies the minimum system version that the built products are
1870 # expected to function on. It corresponds to the
1871 # MAC_OS_X_VERSION_MIN_REQUIRED compile-time macro. To ensure these
1872 # macros are available, #include <AvailabilityMacros.h>. Additional
1873 # documentation on these macros is available at
1874 # http://developer.apple.com/mac/library/technotes/tn2002/tn2064.html#SECTION3
1875 # Chrome normally builds with the Mac OS X 10.6 SDK and sets the
1876 # deployment target to 10.6. Other projects, such as O3D, may
1877 # override these defaults.
1879 # Normally, mac_sdk_min is used to find an SDK that Xcode knows
1880 # about that is at least the specified version. In official builds,
1881 # the SDK must match mac_sdk_min exactly. If the SDK is installed
1882 # someplace that Xcode doesn't know about, set mac_sdk_path to the
1883 # path to the SDK; when set to a non-empty string, SDK detection
1884 # based on mac_sdk_min will be bypassed entirely.
1887 'mac_sdk_min%': '10.8',
1888 }, { # else OS!="ios"
1889 'mac_sdk_min%': '10.6',
1892 'mac_sdk_path%': '',
1894 'mac_deployment_target%': '10.6',
1897 'mac_sdk_min': '<(mac_sdk_min)',
1898 'mac_sdk_path': '<(mac_sdk_path)',
1899 'mac_deployment_target': '<(mac_deployment_target)',
1901 # Compile in Breakpad support by default so that it can be
1902 # tested, even if it is not enabled by default at runtime.
1903 'mac_breakpad_compiled_in%': 1,
1905 # mac_product_name is set to the name of the .app bundle as it should
1906 # appear on disk. This duplicates data from
1907 # chrome/app/theme/chromium/BRANDING and
1908 # chrome/app/theme/google_chrome/BRANDING, but is necessary to get
1909 # these names into the build system.
1910 ['branding=="Chrome"', {
1911 'mac_product_name%': 'Google Chrome',
1912 }, { # else: branding!="Chrome"
1913 'mac_product_name%': 'Chromium',
1915 # Official mac builds require a specific OS X SDK, but iOS and
1916 # non-official mac builds do not.
1917 ['branding=="Chrome" and buildtype=="Official" and OS=="mac"', {
1918 'mac_sdk%': '<!(python <(DEPTH)/build/mac/find_sdk.py --verify <(mac_sdk_min) --sdk_path=<(mac_sdk_path))',
1920 'mac_sdk%': '<!(python <(DEPTH)/build/mac/find_sdk.py <(mac_sdk_min))',
1922 ['branding=="Chrome" and buildtype=="Official"', {
1923 # Enable uploading crash dumps.
1924 'mac_breakpad_uploads%': 1,
1925 # Enable dumping symbols at build time for use by Mac Breakpad.
1927 # Enable Keystone auto-update support.
1929 }, { # else: branding!="Chrome" or buildtype!="Official"
1930 'mac_breakpad_uploads%': 0,
1935 }], # OS=="mac" or OS=="ios"
1938 # This is the architecture convention used in WinSDK paths.
1939 ['target_arch=="ia32"', {
1940 'winsdk_arch%': 'x86',
1942 'winsdk_arch%': '<(target_arch)',
1944 ['component=="shared_library"', {
1945 'win_use_allocator_shim%': 0,
1947 # Turn on multiple dll by default on Windows when in static_library.
1948 'chrome_multiple_dll%': 1,
1950 ['asan==1 or syzyasan==1', {
1951 'win_use_allocator_shim%': 0,
1956 ['component=="shared_library" and "<(GENERATOR)"=="ninja"', {
1957 # Only enabled by default for ninja because it's buggy in VS.
1958 # Not enabled for component=static_library because some targets
1959 # are too large and the toolchain fails due to the size of the
1961 'incremental_chrome_dll%': 1,
1963 # Don't do incremental linking for large modules on 32-bit or when
1964 # component=static_library as the toolchain fails due to the size of
1966 ['MSVS_OS_BITS==32 or component=="static_library"', {
1967 'msvs_large_module_debug_link_mode%': '1', # No
1969 'msvs_large_module_debug_link_mode%': '2', # Yes
1972 'nacl_win64_defines': [
1973 # This flag is used to minimize dependencies when building
1974 # Native Client loader for 64-bit Windows.
1977 # Need to include allocator target, but exclude tcmalloc files.
1978 'use_allocator%': 'winheap',
1981 ['os_posix==1 and chromeos==0 and OS!="android" and OS!="ios" and embedded==0', {
1987 ['enable_plugins==1 and (OS=="linux" or OS=="mac" or OS=="win")', {
1988 'enable_pepper_cdms%': 1,
1990 'enable_pepper_cdms%': 0,
1993 ['OS=="android" or chromecast==1', {
1994 'enable_browser_cdms%': 1,
1996 'enable_browser_cdms%': 0,
1999 # Native Client glibc toolchain is enabled
2000 # by default except on arm, mips and mips64.
2001 ['target_arch=="arm" or target_arch=="mipsel" or target_arch=="mips64el"', {
2002 'disable_glibc%': 1,
2004 'disable_glibc%': 0,
2007 # Set the relative path from this file to the GYP file of the JPEG
2008 # library used by Chromium.
2009 ['use_system_libjpeg==1 or use_libjpeg_turbo==0', {
2010 # Configuration for using the system libjeg is here.
2011 'libjpeg_gyp_path': '../third_party/libjpeg/libjpeg.gyp',
2013 'libjpeg_gyp_path': '../third_party/libjpeg_turbo/libjpeg.gyp',
2016 # Options controlling the use of GConf (the classic GNOME configuration
2017 # system) and GIO, which contains GSettings (the new GNOME config system).
2018 ['chromeos==1 or embedded==1', {
2026 # Set up -D and -E flags passed into grit.
2027 ['branding=="Chrome"', {
2028 # TODO(mmoss) The .grd files look for _google_chrome, but for
2029 # consistency they should look for google_chrome_build like C++.
2030 'grit_defines': ['-D', '_google_chrome',
2031 '-E', 'CHROMIUM_BUILD=google_chrome'],
2033 'grit_defines': ['-D', '_chromium',
2034 '-E', 'CHROMIUM_BUILD=chromium'],
2037 'grit_defines': ['-D', 'chromeos', '-D', 'scale_factors=2x'],
2039 ['desktop_linux==1', {
2040 'grit_defines': ['-D', 'desktop_linux'],
2042 ['toolkit_views==1', {
2043 'grit_defines': ['-D', 'toolkit_views'],
2046 'grit_defines': ['-D', 'use_aura'],
2049 'grit_defines': ['-D', 'use_ash'],
2052 'grit_defines': ['-D', 'use_nss'],
2055 'grit_defines': ['-D', 'use_ozone'],
2057 ['image_loader_extension==1', {
2058 'grit_defines': ['-D', 'image_loader_extension'],
2061 'grit_defines': ['-D', 'remoting'],
2063 ['use_titlecase_in_grd==1', {
2064 'grit_defines': ['-D', 'use_titlecase'],
2066 ['use_third_party_translations==1', {
2067 'grit_defines': ['-D', 'use_third_party_translations'],
2069 'ast', 'bs', 'ca@valencia', 'en-AU', 'eo', 'eu', 'gl', 'hy', 'ia',
2070 'ka', 'ku', 'kw', 'ms', 'ug'
2076 '-E', 'ANDROID_JAVA_TAGGED_ONLY=true',
2077 '--no-output-all-resource-defines',
2080 ['OS=="mac" or OS=="ios"', {
2081 'grit_defines': ['-D', 'scale_factors=2x'],
2085 'enable_coverage%': 0,
2089 '--no-output-all-resource-defines',
2091 # iOS uses a whitelist to filter resources.
2092 'grit_whitelist%': '<(DEPTH)/build/ios/grit_whitelist.txt',
2094 # Enable host builds when generating with ninja-ios.
2096 ['"<(GENERATOR)"=="ninja"', {
2100 # Use the version of clang shipped with Xcode when building official
2101 # version of Chrome for iOS.
2103 # TODO(eugenebut): Remove enable_coverage check once
2104 # libclang_rt.profile_ios.a is bundled with Chromium's clang.
2105 # http://crbug.com/450379
2106 ['buildtype=="Official" or enable_coverage', {
2111 ['enable_extensions==1', {
2112 'grit_defines': ['-D', 'enable_extensions'],
2114 ['enable_plugins!=0', {
2115 'grit_defines': ['-D', 'enable_plugins'],
2117 ['enable_basic_printing==1 or enable_print_preview==1', {
2118 'grit_defines': ['-D', 'enable_printing'],
2120 ['enable_print_preview==1', {
2121 'grit_defines': ['-D', 'enable_print_preview'],
2123 ['enable_themes==1', {
2124 'grit_defines': ['-D', 'enable_themes'],
2126 ['enable_app_list==1', {
2127 'grit_defines': ['-D', 'enable_app_list'],
2129 ['enable_settings_app==1', {
2130 'grit_defines': ['-D', 'enable_settings_app'],
2132 ['enable_google_now==1', {
2133 'grit_defines': ['-D', 'enable_google_now'],
2135 ['use_concatenated_impulse_responses==1', {
2136 'grit_defines': ['-D', 'use_concatenated_impulse_responses'],
2138 ['enable_media_router==1', {
2139 'grit_defines': ['-D', 'enable_media_router'],
2141 ['enable_webrtc==1', {
2142 'grit_defines': ['-D', 'enable_webrtc'],
2144 ['enable_hangout_services_extension==1', {
2145 'grit_defines': ['-D', 'enable_hangout_services_extension'],
2147 ['enable_task_manager==1', {
2148 'grit_defines': ['-D', 'enable_task_manager'],
2150 ['notifications==1', {
2151 'grit_defines': ['-D', 'enable_notifications'],
2153 ['enable_wifi_bootstrapping==1', {
2154 'grit_defines': ['-D', 'enable_wifi_bootstrapping'],
2156 ['enable_resource_whitelist_generation==1 and OS!="win"', {
2157 'grit_rc_header_format': ['-h', '#define {textual_id} _Pragma("whitelisted_resource_{numeric_id}") {numeric_id}'],
2159 ['enable_resource_whitelist_generation==1 and OS=="win"', {
2160 'grit_rc_header_format': ['-h', '#define {textual_id} __pragma(message("whitelisted_resource_{numeric_id}")) {numeric_id}'],
2162 ['enable_mdns==1 or OS=="mac"', {
2163 'grit_defines': ['-D', 'enable_service_discovery'],
2164 'enable_service_discovery%': 1
2166 ['clang_use_chrome_plugins==1 and OS!="win"', {
2169 ['OS=="mac" or OS=="ios"', {
2170 'clang_lib_path%': '<!(cd <(DEPTH) && pwd -P)/third_party/llvm-build/Release+Asserts/lib/libFindBadConstructs.dylib',
2171 }, { # OS != "mac" or OS != "ios"
2172 'clang_lib_path%': '<!(cd <(DEPTH) && pwd -P)/third_party/llvm-build/Release+Asserts/lib/libFindBadConstructs.so',
2176 # If you change these, also change build/config/clang/BUILD.gn.
2177 'clang_chrome_plugins_flags%':
2178 '-Xclang -load -Xclang <(clang_lib_path)'
2179 ' -Xclang -add-plugin -Xclang find-bad-constructs',
2181 ['asan==1 or msan==1 or lsan==1 or tsan==1', {
2183 'use_allocator%': 'none',
2184 'use_sanitizer_options%': 1,
2185 # Disable ICF in the linker to avoid debug info loss.
2186 'gold_icf_level%': 'none',
2188 ['asan==1 and OS=="linux" and chromeos==0', {
2189 'use_custom_libcxx%': 1,
2197 ['asan==1 and OS=="mac"', {
2198 'mac_strip_release': 1,
2201 'use_custom_libcxx%': 1,
2204 # Use a just-built, MSan-instrumented libc++ instead of the system-wide
2205 # libstdc++. This is required to avoid false positive reports whenever
2206 # the C++ standard library is used.
2207 'use_custom_libcxx%': 1,
2208 # Running the V8-generated code on an ARM simulator is a powerful hack
2209 # that allows the tool to see the memory accesses from JITted code.
2210 # Without this flag, JS code causes false positive reports from MSan.
2211 'v8_target_arch': 'arm64',
2214 ['OS=="linux" and clang_type_profiler==1', {
2216 'clang_use_chrome_plugins%': 0,
2218 ['host_arch=="x64"', {
2219 'make_clang_dir%': 'third_party/llvm-allocated-type/Linux_x64',
2221 ['host_arch=="ia32"', {
2222 # 32-bit Clang is unsupported. It may not build. Put your 32-bit
2223 # Clang in this directory at your own risk if needed for some
2224 # purpose (e.g. to compare 32-bit and 64-bit behavior like memory
2225 # usage). Any failure by this compiler should not close the tree.
2226 'make_clang_dir%': 'third_party/llvm-allocated-type/Linux_ia32',
2232 # The Clang plugins don't currently work on Windows.
2233 # TODO(hans): One day, this will work. (crbug.com/82385)
2234 'clang_use_chrome_plugins%': 0,
2237 # On valgrind bots, override the optimizer settings so we don't inline too
2238 # much and make the stacks harder to figure out.
2240 # TODO(rnk): Kill off variables that no one else uses and just implement
2241 # them under a build_for_tool== condition.
2242 ['build_for_tool=="memcheck" or build_for_tool=="tsan"', {
2244 'mac_debug_optimization': '1',
2245 'mac_release_optimization': '1',
2246 'release_optimize': '1',
2247 'no_gc_sections': 1,
2248 'debug_extra_cflags': '-g -fno-inline -fno-omit-frame-pointer '
2249 '-fno-builtin -fno-optimize-sibling-calls',
2250 'release_extra_cflags': '-g -fno-inline -fno-omit-frame-pointer '
2251 '-fno-builtin -fno-optimize-sibling-calls',
2253 # MSVS flags for TSan on Pin and Windows.
2254 'win_debug_RuntimeChecks': '0',
2255 'win_debug_disable_iterator_debugging': '1',
2256 'win_debug_Optimization': '1',
2257 'win_debug_InlineFunctionExpansion': '0',
2258 'win_release_InlineFunctionExpansion': '0',
2259 'win_release_OmitFramePointers': '0',
2261 'use_allocator': 'tcmalloc',
2262 'release_valgrind_build': 1,
2264 'component': 'static_library',
2265 'use_system_zlib': 0,
2268 # Build tweaks for DrMemory.
2269 # TODO(rnk): Combine with tsan config to share the builder.
2270 # http://crbug.com/108155
2271 ['build_for_tool=="drmemory"', {
2272 # These runtime checks force initialization of stack vars which blocks
2273 # DrMemory's uninit detection.
2274 'win_debug_RuntimeChecks': '0',
2275 # Iterator debugging is slow.
2276 'win_debug_disable_iterator_debugging': '1',
2277 # Try to disable optimizations that mess up stacks in a release build.
2278 # DrM-i#1054 (https://github.com/DynamoRIO/drmemory/issues/1054)
2279 # /O2 and /Ob0 (disable inline) cannot be used together because of a
2280 # compiler bug, so we use /Ob1 instead.
2281 'win_release_InlineFunctionExpansion': '1',
2282 'win_release_OmitFramePointers': '0',
2283 # Ditto for debug, to support bumping win_debug_Optimization.
2284 'win_debug_InlineFunctionExpansion': 0,
2285 'win_debug_OmitFramePointers': 0,
2286 # Keep the code under #ifndef NVALGRIND.
2287 'release_valgrind_build': 1,
2290 # Enable RLZ on Win, Mac, iOS and ChromeOS.
2291 ['branding=="Chrome" and (OS=="win" or OS=="mac" or OS=="ios" or chromeos==1)', {
2295 # Set default compiler flags depending on ARM version.
2296 ['arm_version==6 and android_webview_build==0', {
2297 'arm_arch%': 'armv6',
2300 'arm_float_abi%': 'softfp',
2303 ['arm_version==7 and android_webview_build==0', {
2304 'arm_arch%': 'armv7-a',
2305 'arm_tune%': 'generic-armv7-a',
2310 'arm_fpu%': 'vfpv3-d16',
2313 # Change the default to hard once the armhf transition is complete.
2314 'arm_float_abi%': 'softfp',
2318 # Set default compiler flags for MIPS floating-point support.
2319 ['target_arch=="mipsel" and android_webview_build==0', {
2320 'mips_float_abi%': 'hard',
2322 ['target_arch=="mipsel" and mips_arch_variant=="r2" and android_webview_build==0', {
2323 'mips_fpu_mode%': 'fp32',
2326 ['android_webview_build==1', {
2327 # The WebView build gets its cpu-specific flags from the Android build system.
2331 'arm_float_abi%': '',
2333 'mips_float_abi%': '',
2334 'mips_fpu_mode%': '',
2337 # Enable brlapi by default for chromeos.
2342 ['use_ozone==1 and ozone_auto_platforms==1', {
2343 # Use test as the default platform.
2344 'ozone_platform%': 'test',
2346 # Build all platforms whose deps are in install-build-deps.sh.
2347 # Only these platforms will be compile tested by buildbots.
2348 'ozone_platform_dri%': 1,
2349 'ozone_platform_drm%': 1,
2350 'ozone_platform_test%': 1,
2351 'ozone_platform_egltest%': 1,
2354 ['desktop_linux==1 and use_aura==1 and use_x11==1', {
2355 'use_clipboard_aurax11%': 1,
2358 ['OS=="win" and use_goma==1', {
2359 # goma doesn't support pch yet.
2360 'chromium_win_pch': 0,
2361 # goma doesn't support PDB yet, so win_z7=1 or fastbuild=1.
2363 ['win_z7==0 and fastbuild==0', {
2369 ['OS=="win" and (clang==1 or asan==1)', {
2370 'chromium_win_pch': 0,
2374 'host_cc': '<(make_clang_dir)/bin/clang',
2375 'host_cxx': '<(make_clang_dir)/bin/clang++',
2377 'host_cc': '<!(which gcc)',
2378 'host_cxx': '<!(which g++)',
2381 # The seccomp-bpf sandbox is only supported on five architectures
2383 # Do not disable seccomp_bpf anywhere without talking to
2384 # security@chromium.org!
2385 ['((OS=="linux" or OS=="android") and '
2386 '(target_arch=="ia32" or target_arch=="x64" or '
2387 'target_arch=="arm" or target_arch=="mipsel" or '
2388 'target_arch=="arm64"))', {
2389 'use_seccomp_bpf%': 1,
2391 'use_seccomp_bpf%': 0,
2399 # The path to the ANGLE library.
2400 'angle_path': '<(DEPTH)/third_party/angle',
2402 # List of default apps to install in new profiles. The first list contains
2403 # the source files as found in svn. The second list, used only for linux,
2404 # contains the destination location for each of the files. When a crx
2405 # is added or removed from the list, the chrome/browser/resources/
2406 # default_apps/external_extensions.json file must also be updated.
2408 # README: GN version of these is in the target //chrome:default_apps
2409 # (there's no global variable like in GYP). Be sure to update that target
2410 # if you change these lists!
2411 'default_apps_list': [
2412 'browser/resources/default_apps/external_extensions.json',
2413 'browser/resources/default_apps/gmail.crx',
2414 'browser/resources/default_apps/search.crx',
2415 'browser/resources/default_apps/youtube.crx',
2416 'browser/resources/default_apps/drive.crx',
2417 'browser/resources/default_apps/docs.crx',
2419 'default_apps_list_linux_dest': [
2420 '<(PRODUCT_DIR)/default_apps/external_extensions.json',
2421 '<(PRODUCT_DIR)/default_apps/gmail.crx',
2422 '<(PRODUCT_DIR)/default_apps/search.crx',
2423 '<(PRODUCT_DIR)/default_apps/youtube.crx',
2424 '<(PRODUCT_DIR)/default_apps/drive.crx',
2425 '<(PRODUCT_DIR)/default_apps/docs.crx',
2428 # Whether to allow building of the GPU-related isolates.
2429 'archive_gpu_tests%': 0,
2431 # Whether to allow building of chromoting related isolates.
2432 'archive_chromoting_tests%': 0,
2434 'target_defaults': {
2436 # The condition that operates on chromium_code is in a target_conditions
2437 # section, and will not have access to the default fallback value of
2438 # chromium_code at the top of this file, or to the chromium_code
2439 # variable placed at the root variables scope of .gyp files, because
2440 # those variables are not set at target scope. As a workaround,
2441 # if chromium_code is not set at target scope, define it in target scope
2442 # to contain whatever value it has during early variable expansion.
2443 # That's enough to make it available during target conditional
2445 'chromium_code%': '<(chromium_code)',
2447 'component%': '<(component)',
2449 'chromecast%': '<(chromecast)',
2451 # See http://msdn.microsoft.com/en-us/library/aa652360(VS.71).aspx
2452 'win_release_Optimization%': '2', # 2 = /Os
2453 'win_debug_Optimization%': '0', # 0 = /Od
2455 # See http://msdn.microsoft.com/en-us/library/2kxx5t2c(v=vs.80).aspx
2456 # Tri-state: blank is default, 1 on, 0 off
2457 'win_release_OmitFramePointers%': '0',
2458 # Tri-state: blank is default, 1 on, 0 off
2459 'win_debug_OmitFramePointers%': '',
2461 # See http://msdn.microsoft.com/en-us/library/8wtf2dfz(VS.71).aspx
2462 'win_debug_RuntimeChecks%': '3', # 3 = all checks enabled, 0 = off
2464 # See http://msdn.microsoft.com/en-us/library/47238hez(VS.71).aspx
2465 'win_debug_InlineFunctionExpansion%': '', # empty = default, 0 = off,
2466 'win_release_InlineFunctionExpansion%': '2', # 1 = only __inline, 2 = max
2468 # VS inserts quite a lot of extra checks to algorithms like
2469 # std::partial_sort in Debug build which make them O(N^2)
2470 # instead of O(N*logN). This is particularly slow under memory
2471 # tools like ThreadSanitizer so we want it to be disablable.
2472 # See http://msdn.microsoft.com/en-us/library/aa985982(v=VS.80).aspx
2473 'win_debug_disable_iterator_debugging%': '0',
2475 # An application manifest fragment to declare compatibility settings for
2476 # 'executable' targets. Ignored in other target type.
2477 'win_exe_compatibility_manifest%':
2478 '<(DEPTH)\\build\\win\\compatibility.manifest',
2480 'release_extra_cflags%': '',
2481 'debug_extra_cflags%': '',
2483 'release_valgrind_build%': '<(release_valgrind_build)',
2485 # the non-qualified versions are widely assumed to be *nix-only
2486 'win_release_extra_cflags%': '',
2487 'win_debug_extra_cflags%': '',
2489 # TODO(thakis): Make this a blacklist instead, http://crbug.com/101600
2490 'enable_wexit_time_destructors%': '<(enable_wexit_time_destructors)',
2492 # Only used by Windows build for now. Can be used to build into a
2493 # differet output directory, e.g., a build_dir_prefix of VS2010_ would
2494 # output files in src/build/VS2010_{Debug,Release}.
2495 'build_dir_prefix%': '',
2497 # Targets are by default not nacl untrusted code.
2498 'nacl_untrusted_build%': 0,
2500 'pnacl_compile_flags': [
2501 # pnacl uses the clang compiler so we need to suppress all the
2502 # same warnings as we do for clang.
2503 # TODO(sbc): Remove these if/when they are removed from the clang
2505 '-Wno-unused-function',
2506 '-Wno-char-subscripts',
2507 '-Wno-c++11-extensions',
2508 '-Wno-unnamed-type-template-args',
2511 # By default, Android targets have their exported JNI symbols stripped,
2512 # so we test the manual JNI registration code paths that are required
2513 # when using the crazy linker. To allow use of native JNI exports (lazily
2514 # resolved by the JVM), targets can enable this variable, which will stop
2515 # the stripping from happening. Only targets which do not need to be
2516 # compatible with the crazy linker are permitted to set this.
2517 'use_native_jni_exports%': 0,
2520 ['OS=="win" and component=="shared_library"', {
2521 # See http://msdn.microsoft.com/en-us/library/aa652367.aspx
2522 'win_release_RuntimeLibrary%': '2', # 2 = /MD (nondebug DLL)
2523 'win_debug_RuntimeLibrary%': '3', # 3 = /MDd (debug DLL)
2525 # See http://msdn.microsoft.com/en-us/library/aa652367.aspx
2526 'win_release_RuntimeLibrary%': '0', # 0 = /MT (nondebug static)
2527 'win_debug_RuntimeLibrary%': '1', # 1 = /MTd (debug static)
2530 # See http://gcc.gnu.org/onlinedocs/gcc-4.4.2/gcc/Optimize-Options.html
2531 'mac_release_optimization%': 's', # Use -Os unless overridden
2532 'mac_debug_optimization%': '0', # Use -O0 unless overridden
2534 # See http://gcc.gnu.org/onlinedocs/gcc-4.4.2/gcc/Optimize-Options.html
2535 'mac_release_optimization%': '2', # Use -O2 unless overridden
2536 'mac_debug_optimization%': '0', # Use -O0 unless overridden
2539 'host_os%': '<(host_os)', # See comment above chromium_code.
2542 'clang_warning_flags': [
2545 # Don't die on dtoa code that uses a char as an array index.
2546 # This is required solely for base/third_party/dmg_fp/dtoa.cc.
2547 '-Wno-char-subscripts',
2549 # TODO(thakis): This used to be implied by -Wno-unused-function,
2550 # which we no longer use. Check if it makes sense to remove
2551 # this as well. http://crbug.com/316352
2552 '-Wno-unneeded-internal-declaration',
2554 # Warns on switches on enums that cover all enum values but
2555 # also contain a default: branch. Chrome is full of that.
2556 '-Wno-covered-switch-default',
2558 # Warns when a const char[] is converted to bool.
2559 '-Wstring-conversion',
2561 # C++11-related flags:
2563 # This warns on using ints as initializers for floats in
2564 # initializer lists (e.g. |int a = f(); CGSize s = { a, a };|),
2565 # which happens in several places in chrome code. Not sure if
2566 # this is worth fixing.
2567 '-Wno-c++11-narrowing',
2569 # Clang considers the `register` keyword as deprecated, but e.g.
2570 # code generated by flex (used in angle) contains that keyword.
2571 # http://crbug.com/255186
2572 '-Wno-deprecated-register',
2574 # TODO(hans): Get this cleaned up.
2575 '-Wno-inconsistent-missing-override',
2578 'includes': [ 'set_clang_warning_flags.gypi', ],
2580 # Don't use deprecated V8 APIs anywhere.
2581 'V8_DEPRECATION_WARNINGS',
2584 '<(SHARED_INTERMEDIATE_DIR)',
2587 ['(OS=="mac" or OS=="ios") and asan==1', {
2589 '<(DEPTH)/build/mac/asan.gyp:asan_dynamic_runtime',
2592 ['OS=="win" and asan==1 and component=="shared_library"', {
2594 '<(DEPTH)/build/win/asan.gyp:asan_dynamic_runtime',
2597 ['OS=="linux" and use_allocator!="none" and clang_type_profiler==1', {
2598 'cflags_cc!': ['-fno-rtti'],
2601 '-gline-tables-only',
2602 '-fintercept-allocation-functions',
2604 'defines': ['TYPE_PROFILING'],
2606 '<(DEPTH)/base/allocator/allocator.gyp:type_profiler',
2609 ['branding=="Chrome"', {
2610 'defines': ['GOOGLE_CHROME_BUILD'],
2611 }, { # else: branding!="Chrome"
2612 'defines': ['CHROMIUM_BUILD'],
2614 ['OS=="mac" and component=="shared_library"', {
2616 'DYLIB_INSTALL_NAME_BASE': '@rpath',
2617 'LD_RUNPATH_SEARCH_PATHS': [
2618 # For unbundled binaries.
2620 # For bundled binaries, to get back from Binary.app/Contents/MacOS.
2621 '@loader_path/../../..',
2625 ['(clang==1 or host_clang==1) and OS!="win"', {
2626 # This is here so that all files get recompiled after a clang roll and
2627 # when turning clang on or off.
2628 # (defines are passed via the command line, and build systems rebuild
2629 # things when their commandline changes). Nothing should ever read this
2631 'defines': ['CR_CLANG_REVISION=<!(<(DEPTH)/tools/clang/scripts/update.sh --print-revision)'],
2634 'defines': ['ENABLE_RLZ'],
2636 ['component=="shared_library"', {
2637 'defines': ['COMPONENT_BUILD'],
2639 ['toolkit_views==1', {
2640 'defines': ['TOOLKIT_VIEWS=1'],
2642 ['ui_compositor_image_transport==1', {
2643 'defines': ['UI_COMPOSITOR_IMAGE_TRANSPORT'],
2646 'defines': ['USE_AURA=1'],
2649 'defines': ['USE_ASH=1'],
2652 'defines': ['USE_PANGO=1'],
2655 'defines': ['USE_CAIRO=1'],
2658 'defines': ['USE_CRAS=1'],
2661 'defines': ['USE_OZONE=1'],
2663 ['use_default_render_theme==1', {
2664 'defines': ['USE_DEFAULT_RENDER_THEME=1'],
2666 ['use_libjpeg_turbo==1', {
2667 'defines': ['USE_LIBJPEG_TURBO=1'],
2670 'defines': ['USE_X11=1'],
2672 ['use_clipboard_aurax11==1', {
2673 'defines': ['USE_CLIPBOARD_AURAX11=1'],
2675 ['enable_one_click_signin==1', {
2676 'defines': ['ENABLE_ONE_CLICK_SIGNIN'],
2678 ['enable_pre_sync_backup==1', {
2679 'defines': ['ENABLE_PRE_SYNC_BACKUP'],
2681 ['image_loader_extension==1', {
2682 'defines': ['IMAGE_LOADER_EXTENSION=1'],
2685 'defines': ['ENABLE_PROFILING=1'],
2688 'defines': ['ENABLE_REMOTING=1'],
2690 ['enable_webrtc==1', {
2691 'defines': ['ENABLE_WEBRTC=1'],
2693 ['proprietary_codecs==1', {
2694 'defines': ['USE_PROPRIETARY_CODECS'],
2696 ['enable_mpeg2ts_stream_parser==1', {
2697 'defines': ['ENABLE_MPEG2TS_STREAM_PARSER'],
2701 ['enable_viewport==1', {
2702 'defines': ['ENABLE_VIEWPORT'],
2704 ['enable_pepper_cdms==1', {
2705 'defines': ['ENABLE_PEPPER_CDMS'],
2707 ['enable_browser_cdms==1', {
2708 'defines': ['ENABLE_BROWSER_CDMS'],
2710 ['configuration_policy==1', {
2711 'defines': ['ENABLE_CONFIGURATION_POLICY'],
2713 ['notifications==1', {
2714 'defines': ['ENABLE_NOTIFICATIONS'],
2716 ['enable_hidpi==1', {
2717 'defines': ['ENABLE_HIDPI=1'],
2719 ['native_memory_pressure_signals==1', {
2720 'defines': ['SYSTEM_NATIVELY_SIGNALS_MEMORY_PRESSURE'],
2723 'defines': ['USE_UDEV'],
2727 'GCC_GENERATE_DEBUGGING_SYMBOLS': 'NO',
2730 ['OS=="win" and fastbuild==2', {
2731 # Completely disable debug information.
2734 'GenerateDebugInformation': 'false',
2736 'VCCLCompilerTool': {
2737 'DebugInformationFormat': '0',
2741 ['OS=="win" and fastbuild==1', {
2744 # This tells the linker to generate .pdbs, so that
2745 # we can get meaningful stack traces.
2746 'GenerateDebugInformation': 'true',
2748 'VCCLCompilerTool': {
2749 # No debug info to be generated by compiler.
2750 'DebugInformationFormat': '0',
2754 ['(OS=="android" or OS=="linux") and fastbuild==2', {
2755 'variables': { 'debug_extra_cflags': '-g0', },
2757 ['(OS=="android" or OS=="linux") and fastbuild==1', {
2758 # TODO(thakis): Change this to -g1 once http://crbug.com/456947 is
2760 'variables': { 'debug_extra_cflags': '-g0', },
2762 # Android builds symbols on release by default, disable them.
2763 ['OS=="android" and fastbuild==2', {
2764 'variables': { 'release_extra_cflags': '-g0', },
2766 ['OS=="android" and fastbuild==1', {
2767 # TODO(thakis): Change this to -g1 once http://crbug.com/456947 is
2769 'variables': { 'release_extra_cflags': '-g0', },
2773 ['dont_embed_build_metadata==1', {
2775 'DONT_EMBED_BUILD_METADATA',
2777 }], # dont_embed_build_metadata==1
2778 ['dcheck_always_on!=0', {
2779 'defines': ['DCHECK_ALWAYS_ON=1'],
2780 }], # dcheck_always_on!=0
2781 ['tracing_like_official_build!=0', {
2782 'defines': ['TRACING_IS_OFFICIAL_BUILD=1'],
2783 }], # tracing_like_official_build!=0
2785 'defines': ['NO_TCMALLOC'],
2787 ['win_use_allocator_shim==1', {
2788 'defines': ['ALLOCATOR_SHIM'],
2794 'ADDRESS_SANITIZER',
2795 'MEMORY_TOOL_REPLACES_ALLOCATOR',
2796 'MEMORY_SANITIZER_INITIAL_SIZE',
2800 # SyzyAsan needs /PROFILE turned on to produce appropriate pdbs.
2808 'MEMORY_TOOL_REPLACES_ALLOCATOR',
2809 'MEMORY_SANITIZER_INITIAL_SIZE',
2817 '<(DEPTH)/third_party/kasko/include',
2823 '_CRT_SECURE_NO_DEPRECATE',
2824 '_SCL_SECURE_NO_DEPRECATE',
2825 # This define is required to pull in the new Win8 interfaces from
2826 # system headers like ShObjIdl.h.
2827 'NTDDI_VERSION=0x06030000',
2828 # This is required for ATL to use XP-safe versions of its functions.
2829 '_USING_V110_SDK71_',
2832 '<(DEPTH)/third_party/wtl/include',
2837 # Generates debug info when win_z7=1
2838 # even if fastbuild=1 (that makes GenerateDebugInformation false).
2840 'GenerateDebugInformation': 'true',
2842 'VCCLCompilerTool': {
2843 'DebugInformationFormat': '1',
2849 # This is prohibited when running /analyze.
2850 '_USING_V110_SDK71_',
2853 'VCCLCompilerTool': {
2854 # Set WarnAsError to false to disable this setting for most
2855 # projects so that compilation continues.
2856 'WarnAsError': 'false',
2857 # When win_analyze is specified add the /analyze switch.
2858 # Also add /WX- to force-disable WarnAsError for projects that
2859 # override WarnAsError.
2860 # Also, disable various noisy warnings that have low value.
2861 'AdditionalOptions': [
2864 '/wd6011', # Dereferencing NULL pointer
2865 '/wd6312', # Possible infinite loop: use of the constant
2866 # EXCEPTION_CONTINUE_EXECUTION in the exception-filter
2867 '/wd6326', # Potential comparison of constant with constant
2868 '/wd28159', # Consider using 'GetTickCount64'
2869 '/wd28204', # Inconsistent SAL annotations
2870 '/wd28251', # Inconsistent SAL annotations
2871 '/wd28252', # Inconsistent SAL annotations
2872 '/wd28253', # Inconsistent SAL annotations
2873 '/wd28196', # The precondition is not satisfied
2874 '/wd28301', # Inconsistent SAL annotations
2875 '/wd6340', # Sign mismatch in function parameter
2876 '/wd28182', # Dereferencing NULL pointer
2877 # C6285 is ~16% of raw warnings and has low value
2878 '/wd6285', # non-zero constant || non-zero constant
2879 # C6334 is ~80% of raw warnings and has low value
2880 '/wd6334', # sizeof applied to an expression with an operator
2892 ['use_playready==1', {
2894 'PLAYREADY_CDM_AVAILABLE',
2899 ['enable_task_manager==1', {
2901 'ENABLE_TASK_MANAGER=1',
2904 ['enable_extensions==1', {
2906 'ENABLE_EXTENSIONS=1',
2909 ['OS=="win" and branding=="Chrome"', {
2910 'defines': ['ENABLE_SWIFTSHADER'],
2912 ['enable_dart==1', {
2913 'defines': ['WEBKIT_USING_DART=1'],
2915 ['enable_plugin_installation==1', {
2916 'defines': ['ENABLE_PLUGIN_INSTALLATION=1'],
2918 ['enable_plugins==1', {
2919 'defines': ['ENABLE_PLUGINS=1'],
2921 ['enable_session_service==1', {
2922 'defines': ['ENABLE_SESSION_SERVICE=1'],
2924 ['enable_themes==1', {
2925 'defines': ['ENABLE_THEMES=1'],
2927 ['enable_autofill_dialog==1', {
2928 'defines': ['ENABLE_AUTOFILL_DIALOG=1'],
2930 ['enable_prod_wallet_service==1', {
2931 'defines': ['ENABLE_PROD_WALLET_SERVICE=1'],
2933 ['enable_background==1', {
2934 'defines': ['ENABLE_BACKGROUND=1'],
2936 ['enable_google_now==1', {
2937 'defines': ['ENABLE_GOOGLE_NOW=1'],
2939 ['cld_version!=0', {
2940 'defines': ['CLD_VERSION=<(cld_version)'],
2942 ['enable_basic_printing==1 or enable_print_preview==1', {
2943 # Convenience define for ENABLE_BASIC_PRINTING || ENABLE_PRINT_PREVIEW.
2944 'defines': ['ENABLE_PRINTING=1'],
2946 ['enable_basic_printing==1', {
2947 # Enable basic printing support and UI.
2948 'defines': ['ENABLE_BASIC_PRINTING=1'],
2950 ['enable_print_preview==1', {
2951 # Enable printing with print preview.
2952 # Can be defined without ENABLE_BASIC_PRINTING.
2953 'defines': ['ENABLE_PRINT_PREVIEW=1'],
2955 ['enable_spellcheck==1', {
2956 'defines': ['ENABLE_SPELLCHECK=1'],
2958 ['enable_captive_portal_detection==1', {
2959 'defines': ['ENABLE_CAPTIVE_PORTAL_DETECTION=1'],
2961 ['enable_app_list==1', {
2962 'defines': ['ENABLE_APP_LIST=1'],
2964 ['enable_settings_app==1', {
2965 'defines': ['ENABLE_SETTINGS_APP=1'],
2967 ['disable_file_support==1', {
2968 'defines': ['DISABLE_FILE_SUPPORT=1'],
2970 ['disable_ftp_support==1', {
2971 'defines': ['DISABLE_FTP_SUPPORT=1'],
2973 ['enable_supervised_users==1', {
2974 'defines': ['ENABLE_SUPERVISED_USERS=1'],
2976 ['spdy_proxy_auth_property != ""', {
2977 'defines': ['SPDY_PROXY_AUTH_PROPERTY="<(spdy_proxy_auth_property)"'],
2979 ['spdy_proxy_auth_value != ""', {
2980 'defines': ['SPDY_PROXY_AUTH_VALUE="<(spdy_proxy_auth_value)"'],
2982 ['enable_mdns==1', {
2983 'defines': ['ENABLE_MDNS=1'],
2985 ['enable_service_discovery==1', {
2986 'defines' : [ 'ENABLE_SERVICE_DISCOVERY=1' ],
2988 ['enable_wifi_bootstrapping==1', {
2989 'defines' : [ 'ENABLE_WIFI_BOOTSTRAPPING=1' ],
2991 ['enable_hangout_services_extension==1', {
2992 'defines': ['ENABLE_HANGOUT_SERVICES_EXTENSION=1'],
2994 ['enable_ipc_fuzzer==1', {
2995 'defines': ['ENABLE_IPC_FUZZER=1'],
2998 'defines': ['VIDEO_HOLE=1'],
3000 ['v8_use_external_startup_data==1', {
3001 'defines': ['V8_USE_EXTERNAL_STARTUP_DATA'],
3003 ['use_lto==1 and (target_arch=="ia32" or target_arch=="x64")', {
3004 # Required for third_party/zlib/crc_folding.c and various other code
3005 # that uses SSE. TODO(pcc): Remove this once we properly support
3006 # subtarget specific code generation in LLVM.
3007 'ldflags': ['-Wl,-plugin-opt,mcpu=corei7-avx'],
3009 ], # conditions for 'target_defaults'
3010 'target_conditions': [
3011 ['<(use_libpci)==1', {
3012 'defines': ['USE_LIBPCI=1'],
3014 ['<(use_openssl)==1', {
3015 'defines': ['USE_OPENSSL=1'],
3017 ['<(use_openssl_certs)==1', {
3018 'defines': ['USE_OPENSSL_CERTS=1'],
3020 ['>(nacl_untrusted_build)==1', {
3023 'USE_OPENSSL_CERTS=1',
3026 ['<(use_glib)==1 and >(nacl_untrusted_build)==0', {
3027 'defines': ['USE_GLIB=1'],
3029 ['<(use_nss)==1 and >(nacl_untrusted_build)==0', {
3030 'defines': ['USE_NSS=1'],
3032 ['<(chromeos)==1 and >(nacl_untrusted_build)==0', {
3033 'defines': ['OS_CHROMEOS=1'],
3035 ['enable_wexit_time_destructors==1 and OS!="win"', {
3036 # TODO: Enable on Windows too, http://crbug.com/404525
3037 'variables': { 'clang_warning_flags': ['-Wexit-time-destructors']},
3039 ['chromium_code==0', {
3041 [ 'os_posix==1 and OS!="mac" and OS!="ios"', {
3042 # We don't want to get warnings from third-party code,
3043 # so remove any existing warning-enabling flags like -Wall.
3049 # Don't warn about hash_map in third-party code.
3053 # Don't warn about printf format problems.
3054 # This is off by default in gcc but on in Ubuntu's gcc(!).
3058 # Necessary because llvm.org/PR10448 is WONTFIX (crbug.com/90453).
3062 # TODO: Fix all warnings on chromeos too.
3063 [ 'os_posix==1 and OS!="mac" and OS!="ios" and (clang!=1 or chromeos==1)', {
3068 [ 'os_posix==1 and os_bsd!=1 and OS!="mac" and OS!="android"', {
3070 # Don't warn about ignoring the return value from e.g. close().
3071 # This is off by default in some gccs but on by default in others.
3072 # BSD systems do not support this option, since they are usually
3073 # using gcc 4.2.1, which does not have this flag yet.
3074 '-Wno-unused-result',
3079 '_CRT_SECURE_NO_DEPRECATE',
3080 '_CRT_NONSTDC_NO_WARNINGS',
3081 '_CRT_NONSTDC_NO_DEPRECATE',
3082 '_SCL_SECURE_NO_DEPRECATE',
3084 'msvs_disabled_warnings': [4800],
3086 'VCCLCompilerTool': {
3087 'WarningLevel': '3',
3088 'WarnAsError': 'true',
3089 'Detect64BitPortabilityProblems': 'false',
3093 ['buildtype=="Official"', {
3095 'VCCLCompilerTool': { 'WarnAsError': 'false' },
3100 'VCCLCompilerTool': { 'WarnAsError': 'false' },
3103 [ 'component=="shared_library"', {
3104 # TODO(darin): Unfortunately, some third_party code depends on base.
3105 'msvs_disabled_warnings': [
3106 4251, # class 'std::xx' needs to have dll-interface.
3112 [ 'OS=="mac" or OS=="ios"', {
3114 'WARNING_CFLAGS!': ['-Wall', '-Wextra'],
3117 ['buildtype=="Official"', {
3119 'GCC_TREAT_WARNINGS_AS_ERRORS': 'NO', # -Werror
3126 # TODO(ios): Fix remaining warnings in third-party code, then
3127 # remove this; the Mac cleanup didn't get everything that's
3128 # flagged in an iOS build.
3129 'GCC_TREAT_WARNINGS_AS_ERRORS': 'NO',
3130 'RUN_CLANG_STATIC_ANALYZER': 'NO',
3131 # Several internal ios directories generate numerous warnings for
3132 # -Wobjc-missing-property-synthesis.
3133 'CLANG_WARN_OBJC_MISSING_PROPERTY_SYNTHESIS': 'NO',
3139 # Rules for excluding e.g. foo_win.cc from the build on non-Windows.
3140 'filename_rules.gypi',
3142 # In Chromium code, we define __STDC_foo_MACROS in order to get the
3143 # C99 macros on Mac and Linux.
3145 '__STDC_CONSTANT_MACROS',
3146 '__STDC_FORMAT_MACROS',
3150 # turn on warnings for signed/unsigned mismatch on chromium code.
3152 'VCCLCompilerTool': {
3153 'AdditionalOptions': ['/we4389'],
3157 ['OS=="win" and component=="shared_library"', {
3158 'msvs_disabled_warnings': [
3159 4251, # class 'std::xx' needs to have dll-interface.
3164 ], # target_conditions for 'target_defaults'
3165 'default_configuration': 'Debug',
3167 # VCLinkerTool LinkIncremental values below:
3169 # 1 == /INCREMENTAL:NO
3171 # Debug links incremental, Release does not.
3173 # Abstract base configurations to cover common attributes.
3177 'msvs_configuration_attributes': {
3178 'OutputDirectory': '<(DEPTH)\\build\\<(build_dir_prefix)$(ConfigurationName)',
3179 'IntermediateDirectory': '$(OutDir)\\obj\\$(ProjectName)',
3180 'CharacterSet': '1',
3182 # Add the default import libs.
3185 'AdditionalDependencies': [
3202 'AdditionalOptions': [
3203 # Suggested by Microsoft Devrel to avoid
3204 # LINK : fatal error LNK1248: image size (80000000) exceeds maximum allowable size (80000000)
3205 # which started happening more regularly after VS2013 Update 4.
3206 '/maxilksize:2147483647',
3215 'MinimumRequiredVersion': '5.01', # XP.
3216 'TargetMachine': '1',
3218 'VCLibrarianTool': {
3219 'TargetMachine': '1',
3222 'msvs_configuration_platform': 'Win32',
3226 'msvs_configuration_platform': 'x64',
3229 # Make sure to understand http://crbug.com/361720 if you want to
3231 'MinimumRequiredVersion': '5.02', # Server 2003.
3232 'TargetMachine': '17', # x86 - 64
3233 'AdditionalLibraryDirectories!':
3234 ['<(windows_sdk_path)/Lib/win8/um/x86'],
3235 'AdditionalLibraryDirectories':
3236 ['<(windows_sdk_path)/Lib/win8/um/x64'],
3237 # Doesn't exist x64 SDK. Should use oleaut32 in any case.
3238 'IgnoreDefaultLibraryNames': [ 'olepro32.lib' ],
3240 'VCLibrarianTool': {
3241 'AdditionalLibraryDirectories!':
3242 ['<(windows_sdk_path)/Lib/win8/um/x86'],
3243 'AdditionalLibraryDirectories':
3244 ['<(windows_sdk_path)/Lib/win8/um/x64'],
3245 'TargetMachine': '17', # x64
3252 'DYNAMIC_ANNOTATIONS_ENABLED=1',
3253 'WTF_USE_DYNAMIC_ANNOTATIONS=1',
3256 'GCC_OPTIMIZATION_LEVEL': '<(mac_debug_optimization)',
3258 '<@(debug_extra_cflags)',
3262 'VCCLCompilerTool': {
3263 'Optimization': '<(win_debug_Optimization)',
3264 'PreprocessorDefinitions': ['_DEBUG'],
3265 'BasicRuntimeChecks': '<(win_debug_RuntimeChecks)',
3266 'RuntimeLibrary': '<(win_debug_RuntimeLibrary)',
3268 # According to MSVS, InlineFunctionExpansion=0 means
3269 # "default inlining", not "/Ob0".
3270 # Thus, we have to handle InlineFunctionExpansion==0 separately.
3271 ['win_debug_InlineFunctionExpansion==0', {
3272 'AdditionalOptions': ['/Ob0'],
3274 ['win_debug_InlineFunctionExpansion!=""', {
3275 'InlineFunctionExpansion':
3276 '<(win_debug_InlineFunctionExpansion)',
3278 ['win_debug_disable_iterator_debugging==1', {
3279 'PreprocessorDefinitions': ['_HAS_ITERATOR_DEBUGGING=0'],
3282 # if win_debug_OmitFramePointers is blank, leave as default
3283 ['win_debug_OmitFramePointers==1', {
3284 'OmitFramePointers': 'true',
3286 ['win_debug_OmitFramePointers==0', {
3287 'OmitFramePointers': 'false',
3288 # The above is not sufficient (http://crbug.com/106711): it
3289 # simply eliminates an explicit "/Oy", but both /O2 and /Ox
3290 # perform FPO regardless, so we must explicitly disable.
3291 # We still want the false setting above to avoid having
3292 # "/Oy /Oy-" and warnings about overriding.
3293 'AdditionalOptions': ['/Oy-'],
3296 'AdditionalOptions': [ '<@(win_debug_extra_cflags)', ],
3299 'LinkIncremental': '<(msvs_debug_link_incremental)',
3300 # ASLR makes debugging with windbg difficult because Chrome.exe and
3301 # Chrome.dll share the same base name. As result, windbg will
3302 # name the Chrome.dll module like chrome_<base address>, where
3303 # <base address> typically changes with each launch. This in turn
3304 # means that breakpoints in Chrome.dll don't stick from one launch
3305 # to the next. For this reason, we turn ASLR off in debug builds.
3306 # Note that this is a three-way bool, where 0 means to pick up
3307 # the default setting, 1 is off and 2 is on.
3308 'RandomizedBaseAddress': 1,
3310 'VCResourceCompilerTool': {
3311 'PreprocessorDefinitions': ['_DEBUG'],
3315 ['OS=="linux" or OS=="android"', {
3316 'target_conditions': [
3317 ['_toolset=="target"', {
3319 '<@(debug_extra_cflags)',
3324 ['OS=="linux" and target_arch!="ia32" and disable_glibcxx_debug==0', {
3325 # Enable libstdc++ debugging facilities to help catch problems
3326 # early, see http://crbug.com/65151 .
3327 # TODO(phajdan.jr): Should we enable this for all of POSIX?
3328 'defines': ['_GLIBCXX_DEBUG=1',],
3330 ['release_valgrind_build==0', {
3333 '-fstack-protector-all', # Implies -fstack-protector
3339 # Allow comparing the address of references and 'this' against 0
3340 # in debug builds. Technically, these can never be null in
3341 # well-defined C/C++ and Clang can optimize such checks away in
3342 # release builds, but they may be used in asserts in debug builds.
3343 '-Wno-undefined-bool-conversion',
3344 '-Wno-tautological-undefined-compare',
3348 '-Wno-undefined-bool-conversion',
3349 '-Wno-tautological-undefined-compare',
3353 'VCCLCompilerTool': {
3354 'AdditionalOptions': [
3355 '-Wno-undefined-bool-conversion',
3356 '-Wno-tautological-undefined-compare',
3369 'DEAD_CODE_STRIPPING': 'YES', # -Wl,-dead_strip
3370 'GCC_OPTIMIZATION_LEVEL': '<(mac_release_optimization)',
3371 'OTHER_CFLAGS': [ '<@(release_extra_cflags)', ],
3374 'VCCLCompilerTool': {
3375 'RuntimeLibrary': '<(win_release_RuntimeLibrary)',
3377 # In official builds, each target will self-select
3378 # an optimization level.
3379 ['buildtype!="Official"', {
3380 'Optimization': '<(win_release_Optimization)',
3383 # According to MSVS, InlineFunctionExpansion=0 means
3384 # "default inlining", not "/Ob0".
3385 # Thus, we have to handle InlineFunctionExpansion==0 separately.
3386 ['win_release_InlineFunctionExpansion==0', {
3387 'AdditionalOptions': ['/Ob0'],
3389 ['win_release_InlineFunctionExpansion!=""', {
3390 'InlineFunctionExpansion':
3391 '<(win_release_InlineFunctionExpansion)',
3394 # if win_release_OmitFramePointers is blank, leave as default
3395 ['win_release_OmitFramePointers==1', {
3396 'OmitFramePointers': 'true',
3398 ['win_release_OmitFramePointers==0', {
3399 'OmitFramePointers': 'false',
3400 # The above is not sufficient (http://crbug.com/106711): it
3401 # simply eliminates an explicit "/Oy", but both /O2 and /Ox
3402 # perform FPO regardless, so we must explicitly disable.
3403 # We still want the false setting above to avoid having
3404 # "/Oy /Oy-" and warnings about overriding.
3405 'AdditionalOptions': ['/Oy-'],
3408 # Put data in separate COMDATs. This allows the linker
3409 # to put bit-identical constants at the same address even if
3410 # they're unrelated constants, which saves binary size.
3411 # This optimization can't be used when ASan is enabled because
3412 # it is not compatible with the ASan ODR checker.
3413 'AdditionalOptions': ['/Gw'],
3416 'AdditionalOptions': [
3417 '/d2Zi+', # Improve debugging of Release builds.
3418 '/Zc:inline', # Remove unreferenced COMDAT (faster links).
3419 '<@(win_release_extra_cflags)',
3423 # LinkIncremental is a tri-state boolean, where 0 means default
3424 # (i.e., inherit from parent solution), 1 means false, and
3426 'LinkIncremental': '1',
3427 # This corresponds to the /PROFILE flag which ensures the PDB
3428 # file contains FIXUP information (growing the PDB file by about
3429 # 5%) but does not otherwise alter the output binary. This
3430 # information is used by the Syzygy optimization tool when
3431 # decomposing the release image.
3436 ['msvs_use_common_release', {
3437 'includes': ['release.gypi'],
3439 ['release_valgrind_build==0 and tsan==0', {
3442 'DYNAMIC_ANNOTATIONS_ENABLED=0',
3446 'MEMORY_TOOL_REPLACES_ALLOCATOR',
3447 'MEMORY_SANITIZER_INITIAL_SIZE',
3448 'DYNAMIC_ANNOTATIONS_ENABLED=1',
3449 'WTF_USE_DYNAMIC_ANNOTATIONS=1',
3453 'defines': ['NO_TCMALLOC'],
3455 # _FORTIFY_SOURCE isn't really supported by Clang now, see
3456 # http://llvm.org/bugs/show_bug.cgi?id=16821.
3457 # It seems to work fine with Ubuntu 12 headers though, so use it
3458 # in official builds.
3459 ['os_posix==1 and (asan!=1 and msan!=1 and tsan!=1 and lsan!=1 and ubsan!=1) and (OS!="linux" or clang!=1 or buildtype=="Official")', {
3460 'target_conditions': [
3461 ['chromium_code==1', {
3462 # Non-chromium code is not guaranteed to compile cleanly
3463 # with _FORTIFY_SOURCE. Also, fortified build may fail
3464 # when optimizations are disabled, so only do that for Release
3467 '_FORTIFY_SOURCE=2',
3472 ['OS=="linux" or OS=="android"', {
3473 'target_conditions': [
3474 ['_toolset=="target"', {
3476 '<@(release_extra_cflags)',
3479 ['enable_resource_whitelist_generation==1', {
3481 '-Wunknown-pragmas -Wno-error=unknown-pragmas',
3490 'NS_BLOCK_ASSERTIONS=1',
3496 # Concrete configurations
3499 'inherit_from': ['Common_Base', 'x86_Base', 'Debug_Base'],
3502 'inherit_from': ['Common_Base', 'x86_Base', 'Release_Base'],
3507 'inherit_from': ['Common_Base', 'x86_Base', 'Release_Base'],
3508 'target_conditions': [
3509 [ '_type=="executable"', {
3510 # To get a real .dSYM bundle produced by dsymutil, set the
3511 # debug information format to dwarf-with-dsym. Since
3512 # strip_from_xcode will not be used, set Xcode to do the
3513 # stripping as well.
3515 'DEBUG_INFORMATION_FORMAT': 'dwarf-with-dsym',
3516 'DEPLOYMENT_POSTPROCESSING': 'YES',
3517 'STRIP_INSTALLED_PRODUCT': 'YES',
3524 # TODO(bradnelson): add a gyp mechanism to make this more graceful.
3526 'inherit_from': ['Common_Base', 'x64_Base', 'Debug_Base'],
3529 'inherit_from': ['Common_Base', 'x64_Base', 'Release_Base'],
3537 'target_defaults': {
3542 # TODO(glider): enable the default options on other systems.
3544 ['use_sanitizer_options==1 and ((OS=="linux" and (chromeos==0 or target_arch!="ia32")) or OS=="mac")', {
3546 '<(DEPTH)/build/sanitizers/sanitizers.gyp:sanitizer_options',
3552 # TODO(jochen): Enable this on chromeos on arm. http://crbug.com/356580
3553 ['os_posix==1 and disable_fatal_linker_warnings==0 and use_evdev_gestures==0 and (chromeos==0 or target_arch!="arm")', {
3554 'target_defaults': {
3556 '-Wl,--fatal-warnings',
3560 # -Wl,-z,-defs doesn't work with the sanitiziers, http://crbug.com/452065
3561 ['(OS=="linux" or OS=="android") and asan==0 and msan==0 and tsan==0 and ubsan==0 and ubsan_vptr==0', {
3562 'target_defaults': {
3568 ['os_posix==1 and chromeos==0', {
3569 # Chrome OS enables -fstack-protector-strong via its build wrapper,
3570 # and we want to avoid overriding this, so stack-protector is only
3571 # enabled when not building on Chrome OS.
3572 # TODO(phajdan.jr): Use -fstack-protector-strong when our gcc
3574 'target_defaults': {
3576 '-fstack-protector',
3577 '--param=ssp-buffer-size=4',
3581 ['os_posix==1 and OS!="mac" and OS!="ios"', {
3582 'target_defaults': {
3583 # Enable -Werror by default, but put it in a variable so it can
3584 # be disabled in ~/.gyp/include.gypi on the valgrind builders.
3586 'werror%': '-Werror',
3587 'libraries_for_target%': '',
3590 '_FILE_OFFSET_BITS=64',
3593 '<(werror)', # See note above about the werror variable.
3595 '-fno-strict-aliasing', # See http://crbug.com/32204
3597 # TODO(evan): turn this back on once all the builds work.
3599 # Don't warn about unused function params. We use those everywhere.
3600 '-Wno-unused-parameter',
3601 # Don't warn about the "struct foo f = {0};" initialization pattern.
3602 '-Wno-missing-field-initializers',
3603 # Don't export any symbols (for example, to plugins we dlopen()).
3604 # Note: this is *required* to make some plugins work.
3605 '-fvisibility=hidden',
3611 '-fno-threadsafe-statics',
3612 # Make inline functions have hidden visiblity by default.
3613 # Surprisingly, not covered by -fvisibility=hidden.
3614 '-fvisibility-inlines-hidden',
3615 # GCC turns on -Wsign-compare for C++ under -Wall, but clang doesn't,
3616 # so we specify it explicitly. (llvm.org/PR10448, crbug.com/90453)
3620 '-pthread', '-Wl,-z,noexecstack',
3623 '<(libraries_for_target)',
3628 'debug_optimize%': '0',
3634 '-O>(debug_optimize)',
3639 ['OS=="android" and target_arch!="mipsel" and target_arch!="mips64el"', {
3640 # TODO(jdduke) Re-enable on mips after resolving linking
3641 # issues with libc++ (crbug.com/456380).
3643 # Warn in case of text relocations.
3644 '-Wl,--warn-shared-textrel',
3647 ['OS=="android" and android_full_debug==0', {
3648 # Some configurations are copied from Release_Base to reduce
3651 'debug_optimize%': 's',
3655 '-ffunction-sections',
3662 ['OS=="android" and android_full_debug==0 and target_arch!="arm64"', {
3663 # We don't omit frame pointers on arm64 since they are required
3664 # to correctly unwind stackframes which contain system library
3665 # function frames (crbug.com/391706).
3667 '-fomit-frame-pointer',
3670 ['OS=="linux" and target_arch=="ia32"', {
3672 '-Wl,--no-as-needed',
3675 ['debug_unwind_tables==1', {
3676 'cflags': ['-funwind-tables'],
3678 'cflags': ['-fno-unwind-tables', '-fno-asynchronous-unwind-tables'],
3679 'defines': ['NO_UNWIND_TABLES'],
3681 # TODO(mostynb): shuffle clang/gcc_version/binutils_version
3682 # definitions in to the right scope to use them when setting
3683 # linux_use_debug_fission, so it can be used here alone.
3684 ['linux_use_debug_fission==1 and linux_use_gold_flags==1 and (clang==1 or gcc_version>=48) and binutils_version>=223', {
3685 'cflags': ['-gsplit-dwarf'],
3691 'release_optimize%': '2',
3692 # Binaries become big and gold is unable to perform GC
3693 # and remove unused sections for some of test targets
3694 # on 32 bit platform.
3695 # (This is currently observed only in chromeos valgrind bots)
3696 # The following flag is to disable --gc-sections linker
3697 # option for these bots.
3698 'no_gc_sections%': 0,
3700 # TODO(bradnelson): reexamine how this is done if we change the
3701 # expansion of configurations
3702 'release_valgrind_build%': 0,
3705 '-O<(release_optimize)',
3706 # Don't emit the GCC version ident directives, they just end up
3707 # in the .comment section taking up binary size.
3709 # Put data and code in their own sections, so that unused symbols
3710 # can be removed at link time with --gc-sections.
3712 '-ffunction-sections',
3715 # Specifically tell the linker to perform optimizations.
3716 # See http://lwn.net/Articles/192624/ .
3721 ['no_gc_sections==0', {
3723 '-Wl,--gc-sections',
3726 ['OS=="android" and target_arch!="arm64"', {
3727 # We don't omit frame pointers on arm64 since they are required
3728 # to correctly unwind stackframes which contain system library
3729 # function frames (crbug.com/391706).
3731 '-fomit-frame-pointer',
3734 ['OS=="android" and target_arch!="mipsel" and target_arch!="mips64el"', {
3735 # TODO(jdduke) Re-enable on mips after resolving linking
3736 # issues with libc++ (crbug.com/456380).
3738 # Warn in case of text relocations.
3739 '-Wl,--warn-shared-textrel',
3744 'release_optimize%': 's',
3749 '-fno-omit-frame-pointer',
3753 ['profiling_full_stack_frames==1', {
3756 '-fno-optimize-sibling-calls',
3761 ['release_unwind_tables==1', {
3762 'cflags': ['-funwind-tables'],
3764 'cflags': ['-fno-unwind-tables', '-fno-asynchronous-unwind-tables'],
3765 'defines': ['NO_UNWIND_TABLES'],
3771 ['target_arch=="ia32"', {
3772 'target_conditions': [
3773 ['_toolset=="target"', {
3775 # Needed so that libs with .s files (e.g. libicudata.a)
3776 # are compatible with the general 32-bit-ness.
3779 # All floating-point computations on x87 happens in 80-bit
3780 # precision. Because the C and C++ language standards allow
3781 # the compiler to keep the floating-point values in higher
3782 # precision than what's specified in the source and doing so
3783 # is more efficient than constantly rounding up to 64-bit or
3784 # 32-bit precision as specified in the source, the compiler,
3785 # especially in the optimized mode, tries very hard to keep
3786 # values in x87 floating-point stack (in 80-bit precision)
3787 # as long as possible. This has important side effects, that
3788 # the real value used in computation may change depending on
3789 # how the compiler did the optimization - that is, the value
3790 # kept in 80-bit is different than the value rounded down to
3791 # 64-bit or 32-bit. There are possible compiler options to
3792 # make this behavior consistent (e.g. -ffloat-store would keep
3793 # all floating-values in the memory, thus force them to be
3794 # rounded to its original precision) but they have significant
3795 # runtime performance penalty.
3797 # -mfpmath=sse -msse2 makes the compiler use SSE instructions
3798 # which keep floating-point values in SSE registers in its
3799 # native precision (32-bit for single precision, and 64-bit
3800 # for double precision values). This means the floating-point
3801 # value used during computation does not change depending on
3802 # how the compiler optimized the code, since the value is
3803 # always kept in its specified precision.
3805 # Refer to http://crbug.com/348761 for rationale behind SSE2
3806 # being a minimum requirement for 32-bit Linux builds and
3807 # http://crbug.com/313032 for an example where this has "bit"
3812 '-mmmx', # Allows mmintrin.h for MMX intrinsics.
3819 # Use gold linker for Android ia32 target.
3825 # Install packages have started cropping up with
3826 # different headers between the 32-bit and 64-bit
3827 # versions, so we have to shadow those differences off
3828 # and make sure a 32-bit-on-64-bit build picks up the
3830 # For android build, use NDK headers instead of host headers
3831 ['host_arch!="ia32" and OS!="android"', {
3840 ['target_arch=="x64"', {
3841 'target_conditions': [
3842 ['_toolset=="target"', {
3844 # Use gold linker for Android x64 target.
3861 ['target_arch=="arm"', {
3862 'target_conditions': [
3863 ['_toolset=="target"', {
3867 # The codesourcery arm-2009q3 toolchain warns at that the ABI
3868 # has changed whenever it encounters a varargs function. This
3869 # silences those warnings, as they are not helpful and
3870 # clutter legitimate warnings.
3874 ['clang==1 and arm_arch!="" and OS!="android"', {
3876 '-target arm-linux-gnueabihf',
3879 '-target arm-linux-gnueabihf',
3884 '-march=<(arm_arch)',
3887 ['use_lto==1 or use_lto_o2==1', {
3889 '-march=<(arm_arch)',
3894 ['clang==1 and OS!="android"', {
3896 # We need to disable clang's builtin assembler as it can't
3897 # handle several asm files, crbug.com/124610
3898 '-no-integrated-as',
3903 '-mtune=<(arm_tune)',
3906 ['use_lto==1 or use_lto_o2==1', {
3908 '-mtune=<(arm_tune)',
3918 ['use_lto==1 or use_lto_o2==1', {
3925 ['arm_float_abi!=""', {
3927 '-mfloat-abi=<(arm_float_abi)',
3930 ['use_lto==1 or use_lto_o2==1', {
3932 '-mfloat-abi=<(arm_float_abi)',
3942 ['use_lto==1 or use_lto_o2==1', {
3950 # Most of the following flags are derived from what Android
3951 # uses by default when building for arm, reference for which
3952 # can be found in the following file in the Android NDK:
3953 # toolchains/arm-linux-androideabi-4.9/setup.mk
3955 # The tree-sra optimization (scalar replacement for
3956 # aggregates enabling subsequent optimizations) leads to
3957 # invalid code generation when using the Android NDK's
3958 # compiler (r5-r7). This can be verified using
3959 # webkit_unit_tests' WTF.Checked_int8_t test.
3961 # The following option is disabled to improve binary
3962 # size and performance in gcc 4.9.
3963 '-fno-caller-saves',
3966 # Android now supports .relro sections properly.
3967 # NOTE: While these flags enable the generation of .relro
3968 # sections, the generated libraries can still be loaded on
3969 # older Android platform versions.
3976 ['gcc_version==48 and clang==0', {
3978 # The following 5 options are disabled to save on
3979 # binary size in GCC 4.8.
3980 '-fno-partial-inlining',
3981 '-fno-early-inlining',
3982 '-fno-tree-copy-prop',
3983 '-fno-tree-loop-optimize',
3984 '-fno-move-loop-invariants',
3988 'cflags': [ '-mthumb-interwork' ],
3992 # Thumb code with frame pointer makes chrome crash
3995 '-mapcs-frame', # Required by -fno-omit-frame-pointer.
3996 # The perf report sometimes incorrectly attributes
3997 # code from tail calls.
3998 '-fno-optimize-sibling-calls',
4001 '-fomit-frame-pointer',
4006 # Clang does not support the following options.
4008 '-mthumb-interwork',
4009 '-finline-limit=64',
4011 '-fno-caller-saves',
4015 # TODO(hans) Enable integrated-as (crbug.com/124610).
4016 '-no-integrated-as',
4017 '-B<(android_toolchain)', # Else /usr/bin/as gets picked up.
4020 # Let clang find the ld.gold in the NDK.
4021 '--gcc-toolchain=<(android_toolchain)/..',
4026 '-marm', # Required for frame pointer based stack traces.
4033 # We set arm_arch to "" so that -march compiler option
4034 # is not set. Otherwise a gcc bug that would complain
4035 # about it conflicting with '-mcpu=cortex-a9'. The flag
4036 # '-march=armv7-a' is actually redundant anyway because
4037 # it is enabled by default when we built the toolchain.
4038 # And using '-mcpu=cortex-a9' should be sufficient.
4041 # Breakpad requires symbols with debugging information
4045 # We want to statically link libstdc++/libgcc_s.
4046 '-static-libstdc++',
4050 # Some components in Chromium (e.g. v8, skia, ffmpeg)
4051 # define their own cflags for arm builds that could
4052 # conflict with the flags we set here (e.g.
4053 # '-mcpu=cortex-a9'). Remove these flags explicitly.
4062 ['target_arch=="arm64"', {
4063 'target_conditions': [
4064 ['_toolset=="target"', {
4068 '-fstack-protector', # stack protector is always enabled on arm64.
4071 # TODO: Remove webview test once webview fully compiles from
4072 # Chromium. crbug.com/440793
4073 ['OS=="android" and android_webview_build==0', {
4082 ['target_arch=="mipsel"', {
4083 'target_conditions': [
4084 ['_toolset=="target"', {
4086 ['android_webview_build==0', {
4088 ['mips_arch_variant=="r6"', {
4089 'cflags': ['-mips32r6', '-Wa,-mips32r6'],
4092 'ldflags': ['-mips32r6', '-Wl,-melf32ltsmip',],
4096 ['mips_arch_variant=="r2"', {
4097 'cflags': ['-mips32r2', '-Wa,-mips32r2'],
4099 ['mips_float_abi=="hard" and mips_fpu_mode!=""', {
4100 'cflags': ['-m<(mips_fpu_mode)'],
4104 ['mips_arch_variant=="r1"', {
4105 'cflags': ['-mips32', '-Wa,-mips32'],
4107 ['mips_dsp_rev==1', {
4108 'cflags': ['-mdsp'],
4110 ['mips_dsp_rev==2', {
4111 'cflags': ['-mdspr2'],
4115 '-m<(mips_float_abi)-float'
4120 '-Wl,--no-keep-memory'
4123 '-Wno-uninitialized',
4128 ['target_arch=="mips64el"', {
4129 'target_conditions': [
4130 ['_toolset=="target"', {
4132 ['android_webview_build==0', {
4134 ['mips_arch_variant=="r6"', {
4135 'cflags': ['-mips64r6', '-Wa,-mips64r6'],
4136 'ldflags': ['-mips64r6'],
4138 ['mips_arch_variant=="r2"', {
4139 'cflags': ['-mips64r2', '-Wa,-mips64r2'],
4140 'ldflags': ['-mips64r2'],
4146 '-Wno-uninitialized',
4160 'target_conditions': [
4161 ['_toolset=="target"', {
4163 '--sysroot=<(sysroot)',
4166 '--sysroot=<(sysroot)',
4167 '<!(<(DEPTH)/build/linux/sysroot_ld_path.sh <(sysroot))',
4173 # TODO(thakis): Remove, http://crbug.com/263960
4174 '-Wno-reserved-user-defined-literal',
4177 # gnu++11 instead of c++11 is needed because some code uses
4178 # typeof() (a GNU extension).
4179 # TODO(thakis): Eventually switch this to c++11 instead,
4180 # http://crbug.com/427584
4184 ['clang==0 and host_clang==1', {
4185 'target_conditions': [
4186 ['_toolset=="host"', {
4187 'cflags_cc': [ '-std=gnu++11', ],
4191 ['clang==1 and clang_use_chrome_plugins==1', {
4193 '<@(clang_chrome_plugins_flags)',
4196 ['clang==1 and clang_load!=""', {
4198 '-Xclang', '-load', '-Xclang', '<(clang_load)',
4201 ['clang==1 and clang_add_plugin!=""', {
4203 '-Xclang', '-add-plugin', '-Xclang', '<(clang_add_plugin)',
4206 ['clang==1 and target_arch=="ia32"', {
4208 # Else building libyuv gives clang's register allocator issues,
4209 # see llvm.org/PR15798 / crbug.com/233709
4210 '-momit-leaf-frame-pointer',
4211 # Align the stack on 16-byte boundaries, http://crbug.com/418554.
4212 '-mstack-alignment=16',
4216 ['clang==1 and "<(GENERATOR)"=="ninja"', {
4218 # See http://crbug.com/110262
4219 '-fcolor-diagnostics',
4222 # Common options for AddressSanitizer, LeakSanitizer,
4223 # ThreadSanitizer and MemorySanitizer.
4224 ['asan==1 or lsan==1 or tsan==1 or msan==1 or ubsan==1 or ubsan_vptr==1', {
4225 'target_conditions': [
4226 ['_toolset=="target"', {
4228 '-fno-omit-frame-pointer',
4229 '-gline-tables-only',
4232 '-fomit-frame-pointer',
4237 ['asan==1 or lsan==1 or tsan==1 or msan==1', {
4238 'target_conditions': [
4239 ['_toolset=="target"', {
4241 # Functions interposed by the sanitizers can make ld think
4242 # that some libraries aren't needed when they actually are,
4243 # http://crbug.com/234010. As workaround, disable --as-needed.
4247 'MEMORY_TOOL_REPLACES_ALLOCATOR',
4248 'MEMORY_SANITIZER_INITIAL_SIZE',
4254 'target_conditions': [
4255 ['_toolset=="target"', {
4257 '-fsanitize=address',
4258 # TODO(earthdok): Re-enable. http://crbug.com/427202
4259 #'-fsanitize-blacklist=<(asan_blacklist)',
4262 '-fsanitize=address',
4269 '-mllvm -asan-globals=0', # http://crbug.com/352073
4275 'target_conditions': [
4276 ['_toolset=="target"', {
4278 '-fsanitize=undefined',
4279 '-fsanitize-blacklist=<(ubsan_blacklist)',
4280 # Employ the experimental PBQP register allocator to avoid
4281 # slow compilation on files with too many basic blocks.
4282 # See http://crbug.com/426271.
4283 '-mllvm -regalloc=pbqp',
4284 # Speculatively use coalescing to slightly improve the code
4285 # generated by PBQP regallocator. May increase compile time.
4286 '-mllvm -pbqp-coalescing',
4295 '-fsanitize=undefined',
4298 'UNDEFINED_SANITIZER',
4304 'target_conditions': [
4305 ['_toolset=="target"', {
4308 '-fsanitize-blacklist=<(ubsan_blacklist)',
4320 'UNDEFINED_SANITIZER',
4325 ['asan_coverage!=0 and sanitizer_coverage==0', {
4326 'target_conditions': [
4327 ['_toolset=="target"', {
4329 '-fsanitize-coverage=<(asan_coverage)',
4332 'SANITIZER_COVERAGE',
4337 ['sanitizer_coverage!=0', {
4338 'target_conditions': [
4339 ['_toolset=="target"', {
4341 '-fsanitize-coverage=<(sanitizer_coverage)',
4344 'SANITIZER_COVERAGE',
4349 ['asan_field_padding!=0', {
4350 'target_conditions': [
4351 ['_toolset=="target"', {
4353 '-fsanitize-address-field-padding=<(asan_field_padding)',
4359 'target_conditions': [
4360 ['_toolset=="target"', {
4369 'WTF_USE_LEAK_SANITIZER=1',
4375 'target_conditions': [
4376 ['_toolset=="target"', {
4378 '-fsanitize=thread',
4379 '-fsanitize-blacklist=<(tsan_blacklist)',
4382 '-fsanitize=thread',
4386 'DYNAMIC_ANNOTATIONS_EXTERNAL_IMPL=1',
4387 'WTF_USE_DYNAMIC_ANNOTATIONS_NOIMPL=1',
4393 'target_conditions': [
4394 ['_toolset=="target"', {
4396 '-fsanitize=memory',
4397 '-fsanitize-memory-track-origins=<(msan_track_origins)',
4398 '-fsanitize-blacklist=<(msan_blacklist)',
4401 '-fsanitize=memory',
4409 ['use_instrumented_libraries==1', {
4411 '<(DEPTH)/third_party/instrumented_libraries/instrumented_libraries.gyp:instrumented_libraries',
4414 ['use_custom_libcxx==1', {
4416 '<(DEPTH)/buildtools/third_party/libc++/libc++.gyp:libcxx_proxy',
4419 ['order_profiling!=0 and (chromeos==1 or OS=="linux" or OS=="android")', {
4420 'target_conditions' : [
4421 # crazy_linker has an upstream gyp file we can't edit, and we
4422 # don't want to instrument it.
4423 ['_toolset=="target" and _target_name!="crazy_linker"', {
4425 '-finstrument-functions',
4426 # Allow mmx intrinsics to inline, so that the
4427 #0 compiler can expand the intrinsics.
4428 '-finstrument-functions-exclude-file-list=mmintrin.h',
4431 ['_toolset=="target" and OS=="android"', {
4433 # Avoids errors with current NDK:
4434 # "third_party/android_tools/ndk/toolchains/arm-linux-androideabi-4.6/prebuilt/linux-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.6/include/arm_neon.h:3426:3: error: argument must be a constant"
4435 '-finstrument-functions-exclude-file-list=arm_neon.h,SaturatedArithmeticARM.h',
4440 ['linux_dump_symbols==1', {
4443 ['OS=="linux" and host_arch=="ia32" and linux_use_bundled_gold==0', {
4444 'target_conditions': [
4445 ['_toolset=="target"', {
4447 # Attempt to use less memory to prevent the linker from
4448 # running out of address space. Considering installing a
4449 # 64-bit kernel and switching to a 64-bit linker.
4450 '-Wl,--no-keep-memory',
4457 ['use_allocator!="tcmalloc"', {
4458 'defines': ['NO_TCMALLOC'],
4460 ['linux_use_gold_flags==1', {
4461 # Newer gccs and clangs support -fuse-ld, use the flag to force gold
4463 # gcc -- http://gcc.gnu.org/onlinedocs/gcc-4.8.0/gcc/Optimize-Options.html
4464 'ldflags': [ '-fuse-ld=gold', ],
4466 'target_conditions': [
4467 ['_toolset=="target"', {
4469 # Experimentation found that using four linking threads
4470 # saved ~20% of link time.
4471 # https://groups.google.com/a/chromium.org/group/chromium-dev/browse_thread/thread/281527606915bb36
4472 # Only apply this to the target linker, since the host
4473 # linker might not be gold, but isn't used much anyway.
4474 # TODO(raymes): Disable threading because gold is frequently
4475 # crashing on the bots: crbug.com/161942.
4477 # '-Wl,--thread-count=4',
4480 # TODO(thestig): Enable this for disabled cases.
4481 [ 'buildtype!="Official" and chromeos==0 and release_valgrind_build==0 and asan==0 and lsan==0 and tsan==0 and msan==0 and ubsan==0 and ubsan_vptr==0', {
4483 '-Wl,--detect-odr-violations',
4490 ['release_valgrind_build==0 and order_profiling==0', {
4491 'target_conditions': [
4492 ['_toolset=="target"', {
4494 '-Wl,--icf=<(gold_icf_level)',
4501 ['linux_use_bundled_binutils==1', {
4503 '-B<!(cd <(DEPTH) && pwd -P)/<(binutils_dir)',
4506 ['linux_use_bundled_gold==1', {
4507 # Put our binutils, which contains gold in the search path. We pass
4508 # the path to gold to the compiler. gyp leaves unspecified what the
4509 # cwd is when running the compiler, so the normal gyp path-munging
4510 # fails us. This hack gets the right path.
4512 '-B<!(cd <(DEPTH) && pwd -P)/<(binutils_dir)',
4515 # Some binutils 2.23 releases may or may not have new dtags enabled,
4516 # but they are all compatible with --disable-new-dtags,
4517 # because the new dynamic tags are not created by default.
4518 ['binutils_version>=223', {
4519 # Newer binutils don't set DT_RPATH unless you disable "new" dtags
4520 # and the new DT_RUNPATH doesn't work without --no-as-needed flag.
4521 # FIXME(mithro): Figure out the --as-needed/--no-as-needed flags
4522 # inside this file to allow usage of --no-as-needed and removal of
4525 '-Wl,--disable-new-dtags',
4528 ['gcc_version>=47 and clang==0', {
4529 'target_conditions': [
4530 ['_toolset=="target"', {
4533 # See comment for -Wno-c++11-narrowing.
4535 # TODO(thakis): Remove, http://crbug.com/263960
4536 '-Wno-literal-suffix',
4541 ['host_gcc_version>=47 and clang==0 and host_clang==0', {
4542 'target_conditions': [
4543 ['_toolset=="host"', {
4546 # See comment for -Wno-c++11-narrowing.
4548 # TODO(thakis): Remove, http://crbug.com/263960
4549 '-Wno-literal-suffix',
4557 # FreeBSD-specific options; note that most FreeBSD options are set above,
4560 'target_defaults': {
4562 '-Wl,--no-keep-memory',
4566 # Android-specific options; note that most are set above with Linux.
4569 # This is a unique identifier for a given build. It's used for
4570 # identifying various build artifacts corresponding to a particular
4571 # build of chrome (e.g. where to find archived symbols).
4572 'chrome_build_id%': '',
4574 # Figure this out early since it needs symbols from libgcc.a, so it
4575 # has to be before that in the set of libraries.
4576 ['component=="shared_library"', {
4577 'android_stlport_library': 'stlport_shared',
4579 'android_stlport_library': 'stlport_static',
4583 # Placing this variable here prevents from forking libvpx, used
4584 # by remoting. Remoting is off, so it needn't built,
4585 # so forking it's deps seems like overkill.
4586 # But this variable need defined to properly run gyp.
4587 # A proper solution is to have an OS==android conditional
4588 # in third_party/libvpx/libvpx.gyp to define it.
4589 'libvpx_path': 'lib/linux/arm',
4591 'target_defaults': {
4593 'release_extra_cflags%': '',
4595 # If we're using the components build, append "cr" to all shared
4596 # libraries to avoid naming collisions with android system library
4597 # versions with the same name (e.g. skia, icu).
4598 ['component=="shared_library"', {
4599 'android_product_extension': 'cr.so',
4601 'android_product_extension': 'so',
4605 'target_conditions': [
4606 ['_type=="shared_library"', {
4607 'product_extension': '<(android_product_extension)',
4610 # Settings for building device targets using Android's toolchain.
4611 # These are based on the setup.mk file from the Android NDK.
4613 # The NDK Android executable link step looks as follows:
4615 # $(TARGET_CRTBEGIN_DYNAMIC_O) <-- crtbegin.o
4616 # $(PRIVATE_OBJECTS) <-- The .o that we built
4617 # $(PRIVATE_STATIC_LIBRARIES) <-- The .a that we built
4618 # $(TARGET_LIBGCC) <-- libgcc.a
4619 # $(PRIVATE_SHARED_LIBRARIES) <-- The .so that we built
4620 # $(PRIVATE_LDLIBS) <-- System .so
4621 # $(TARGET_CRTEND_O) <-- crtend.o
4623 # For now the above are approximated for executables by adding
4624 # crtbegin.o to the end of the ldflags and 'crtend.o' to the end
4627 # The NDK Android shared library link step looks as follows:
4629 # $(PRIVATE_OBJECTS) <-- The .o that we built
4630 # -l,--whole-archive
4631 # $(PRIVATE_WHOLE_STATIC_LIBRARIES)
4632 # -l,--no-whole-archive
4633 # $(PRIVATE_STATIC_LIBRARIES) <-- The .a that we built
4634 # $(TARGET_LIBGCC) <-- libgcc.a
4635 # $(PRIVATE_SHARED_LIBRARIES) <-- The .so that we built
4636 # $(PRIVATE_LDLIBS) <-- System .so
4638 # For now, assume that whole static libraries are not needed.
4640 # For both executables and shared libraries, add the proper
4641 # libgcc.a to the start of libraries which puts it in the
4642 # proper spot after .o and .a files get linked in.
4644 # TODO: The proper thing to do longer-tem would be proper gyp
4645 # support for a custom link command line.
4646 ['_toolset=="target"', {
4648 '-pthread', # Not supported by Android toolchain.
4651 '-ffunction-sections',
4654 '-fstack-protector',
4656 '-finline-limit=64',
4657 '-Wa,--noexecstack',
4658 '<@(release_extra_cflags)',
4662 '__GNU_SOURCE=1', # Necessary for clone()
4664 '_STLP_USE_PTR_SPECIALIZATIONS=1',
4665 'CHROME_BUILD_ID="<(chrome_build_id)"',
4668 '-pthread', # Not supported by Android toolchain.
4671 '-Wl,--no-undefined',
4674 ['component=="static_library" and android_webview_build==0', {
4675 'target_conditions': [
4676 ['use_native_jni_exports==0', {
4677 # Use a linker version script to strip JNI exports from
4678 # binaries which have not specifically asked to use them.
4680 '-Wl,--version-script=<!(cd <(DEPTH) && pwd -P)/build/android/android_no_jni_exports.lst',
4687 # Work around incompatibilities between bionic and clang
4689 '-D__compiler_offsetof=__builtin_offsetof',
4690 '-Dnan=__builtin_nan',
4693 ['target_arch=="arm"', {
4695 '-target arm-linux-androideabi',
4698 '-target arm-linux-androideabi',
4701 ['target_arch=="ia32"', {
4703 '-target x86-linux-androideabi',
4706 '-target x86-linux-androideabi',
4709 # Place holder for x64 support, not tested.
4710 # TODO: Enable clang support for Android x64. http://crbug.com/346626
4711 ['target_arch=="x64"', {
4713 '-target x86_64-linux-androideabi',
4716 '-target x86_64-linux-androideabi',
4723 # Android build relies on -Wl,--gc-sections removing
4724 # unreachable code. ASan instrumentation for globals inhibits
4725 # this and results in a library with unresolvable relocations.
4726 # TODO(eugenis): find a way to reenable this.
4727 '-mllvm -asan-globals=0',
4730 ['android_webview_build==0', {
4732 # The NDK has these things, but doesn't define the constants
4733 # to say that it does. Define them here instead.
4737 '--sysroot=<(android_ndk_sysroot)',
4740 '--sysroot=<(android_ndk_sysroot)',
4742 # Don't allow visible symbols from libgcc or stlport to be
4744 '-Wl,--exclude-libs=libgcc.a',
4745 '-Wl,--exclude-libs=libstlport_static.a',
4746 # Don't allow visible symbols from libraries that contain
4747 # assembly code with symbols that aren't hidden properly.
4748 # http://crbug.com/448386
4749 '-Wl,--exclude-libs=libcommon_audio.a',
4750 '-Wl,--exclude-libs=libcommon_audio_neon.a',
4751 '-Wl,--exclude-libs=libcommon_audio_sse2.a',
4752 '-Wl,--exclude-libs=libiSACFix.a',
4753 '-Wl,--exclude-libs=libisac_neon.a',
4754 '-Wl,--exclude-libs=libopus.a',
4755 '-Wl,--exclude-libs=libvpx.a',
4758 '-l<(android_stlport_library)',
4759 # Manually link the libgcc.a that the cross compiler uses.
4760 '<!(<(android_toolchain)/*-gcc -print-libgcc-file-name)',
4766 ['android_webview_build==1', {
4768 # Android predefines this as 1; undefine it here so Chromium
4769 # can redefine it later to be 2 for chromium code and unset
4770 # for third party code. This works because cflags are added
4772 '-U_FORTIFY_SOURCE',
4773 # Disable any additional warnings enabled by the Android build system but which
4774 # chromium does not build cleanly with (when treating warning as errors).
4775 # Things that are part of -Wextra:
4776 '-Wno-extra', # Enabled by -Wextra, but no specific flag
4777 '-Wno-ignored-qualifiers',
4779 '-Wno-unused-but-set-variable',
4782 # Other things unrelated to -Wextra:
4783 '-Wno-non-virtual-dtor',
4790 ['android_webview_build==1', {
4791 'target_conditions': [
4792 ['chromium_code==0', {
4794 # There is a class of warning which:
4795 # 1) Android always enables and also treats as errors
4796 # 2) Chromium ignores in third party code
4797 # So we re-enable those warnings when building Android.
4799 '-Wno-format-security',
4801 '-Wno-sequence-point',
4804 '-Wno-non-virtual-dtor',
4809 ['target_arch == "arm" and order_profiling==0', {
4811 # Enable identical code folding to reduce size.
4812 '-Wl,--icf=<(gold_icf_level)',
4815 # NOTE: The stlport header include paths below are specified in
4816 # cflags rather than include_dirs because they need to come
4817 # after include_dirs. Think of them like system headers, but
4818 # don't use '-isystem' because the arm-linux-androideabi-4.4.3
4819 # toolchain (circa Gingerbread) will exhibit strange errors.
4820 # The include ordering here is important; change with caution.
4821 ['android_webview_build==0', {
4823 '-isystem<(android_stlport_include)',
4826 '-L<(android_stlport_libs_dir)',
4828 }, { # else: android_webview_build!=0
4829 'aosp_build_settings': {
4830 # Specify that we want to statically link stlport from the
4831 # NDK. This will provide all the include and library paths
4832 # automatically at build time, and link the right library.
4833 'LOCAL_NDK_STL_VARIANT': 'stlport_static',
4836 ['target_arch=="ia32"', {
4837 # The x86 toolchain currently has problems with stack-protector.
4839 '-fstack-protector',
4842 '-fno-stack-protector',
4846 'target_conditions': [
4847 ['_type=="executable"', {
4848 # Force android tools to export the "main" symbol so they can be
4849 # loaded on ICS using the run_pie wrapper. See crbug.com/373219.
4850 # TODO(primiano): remove -fvisibility and -rdynamic flags below
4851 # when ICS support will be dropped.
4854 '-fvisibility=default',
4858 '-Wl,--gc-sections',
4859 '-Wl,-z,nocopyreloc',
4862 # crtbegin_dynamic.o should be the last item in ldflags.
4863 '<(android_ndk_lib)/crtbegin_dynamic.o',
4866 # crtend_android.o needs to be the last item in libraries.
4867 # Do not add any libraries after this!
4868 '<(android_ndk_lib)/crtend_android.o',
4871 ['_type=="shared_library" or _type=="loadable_module"', {
4873 '-Wl,-shared,-Bsymbolic',
4876 ['android_webview_build==0', {
4878 # crtbegin_so.o should be the last item in ldflags.
4879 '<(android_ndk_lib)/crtbegin_so.o',
4882 # crtend_so.o needs to be the last item in libraries.
4883 # Do not add any libraries after this!
4884 '<(android_ndk_lib)/crtend_so.o',
4891 # Settings for building host targets using the system toolchain.
4892 ['_toolset=="host"', {
4894 # Due to issues in Clang build system, using ASan on 32-bit
4895 # binaries on x86_64 host is problematic.
4896 # TODO(eugenis): re-enable.
4897 '-fsanitize=address',
4900 '-fsanitize=address',
4901 '-Wl,-z,noexecstack',
4902 '-Wl,--gc-sections',
4905 '-Wl,--warn-shared-textrel',
4906 '-Wl,--fatal-warnings',
4909 # Settings for building host targets on mac.
4910 ['_toolset=="host" and host_os=="mac"', {
4920 'cflags!': ['-fvisibility=hidden'],
4921 'cflags_cc!': ['-fvisibility-inlines-hidden'],
4923 ['OS=="mac" or OS=="ios"', {
4924 'target_defaults': {
4927 'ALWAYS_SEARCH_USER_PATHS': 'NO',
4928 # Don't link in libarclite_macosx.a, see http://crbug.com/156530.
4929 'CLANG_LINK_OBJC_RUNTIME': 'NO', # -fno-objc-link-runtime
4930 'COPY_PHASE_STRIP': 'NO',
4931 'GCC_C_LANGUAGE_STANDARD': 'c99', # -std=c99
4932 'GCC_CW_ASM_SYNTAX': 'NO', # No -fasm-blocks
4933 'GCC_ENABLE_CPP_EXCEPTIONS': 'NO', # -fno-exceptions
4934 'GCC_ENABLE_CPP_RTTI': 'NO', # -fno-rtti
4935 'GCC_ENABLE_PASCAL_STRINGS': 'NO', # No -mpascal-strings
4936 # GCC_INLINES_ARE_PRIVATE_EXTERN maps to -fvisibility-inlines-hidden
4937 'GCC_INLINES_ARE_PRIVATE_EXTERN': 'YES',
4938 'GCC_OBJC_CALL_CXX_CDTORS': 'YES', # -fobjc-call-cxx-cdtors
4939 'GCC_SYMBOLS_PRIVATE_EXTERN': 'YES', # -fvisibility=hidden
4940 'GCC_THREADSAFE_STATICS': 'NO', # -fno-threadsafe-statics
4941 'GCC_TREAT_WARNINGS_AS_ERRORS': 'YES', # -Werror
4942 'GCC_VERSION': '4.2',
4943 'GCC_WARN_ABOUT_MISSING_NEWLINE': 'YES', # -Wnewline-eof
4944 'USE_HEADERMAP': 'NO',
4949 # Don't warn about unused function parameters.
4950 '-Wno-unused-parameter',
4951 # Don't warn about the "struct foo f = {0};" initialization
4953 '-Wno-missing-field-initializers',
4956 ['chromium_mac_pch', {'GCC_PRECOMPILE_PREFIX_HEADER': 'YES'},
4957 {'GCC_PRECOMPILE_PREFIX_HEADER': 'NO'}
4959 # Note that the prebuilt Clang binaries should not be used for iOS
4960 # development except for ASan builds.
4962 'CLANG_CXX_LANGUAGE_STANDARD': 'c++11', # -std=c++11
4963 # Warn if automatic synthesis is triggered with
4964 # the -Wobjc-missing-property-synthesis flag.
4965 'CLANG_WARN_OBJC_MISSING_PROPERTY_SYNTHESIS': 'YES',
4966 'GCC_VERSION': 'com.apple.compilers.llvm.clang.1_0',
4968 # This warns on selectors from Cocoa headers (-length, -set).
4969 # cfe-dev is currently discussing the merits of this warning.
4970 # TODO(thakis): Reevaluate what to do with this, based one
4971 # cfe-dev discussion.
4972 '-Wno-selector-type-mismatch',
4975 ['clang_xcode==0', {
4976 'CC': '$(SOURCE_ROOT)/<(clang_dir)/clang',
4977 'LDPLUSPLUS': '$(SOURCE_ROOT)/<(clang_dir)/clang++',
4981 ['clang==1 and clang_xcode==0 and clang_use_chrome_plugins==1', {
4983 '<@(clang_chrome_plugins_flags)',
4986 ['clang==1 and clang_xcode==0 and clang_load!=""', {
4988 '-Xclang', '-load', '-Xclang', '<(clang_load)',
4991 ['clang==1 and clang_xcode==0 and clang_add_plugin!=""', {
4993 '-Xclang', '-add-plugin', '-Xclang', '<(clang_add_plugin)',
4996 ['clang==1 and "<(GENERATOR)"=="ninja"', {
4998 # See http://crbug.com/110262
4999 '-fcolor-diagnostics',
5002 ['OS=="ios" and target_subarch!="arm32" and \
5003 "<(GENERATOR)"=="xcode"', {
5005 # TODO(ios): when building Chrome for iOS on 64-bit platform
5006 # with Xcode, the -Wshorted-64-to-32 warning is automatically
5007 # enabled. This cause failures when compiling protobuf code,
5008 # so disable the warning. http://crbug.com/359107
5009 '-Wno-shorten-64-to-32',
5017 'clang_dir': '../third_party/llvm-build/Release+Asserts/bin',
5023 '-fsanitize=address',
5024 '-mllvm -asan-globals=0', # http://crbug.com/352073
5025 '-gline-tables-only',
5029 ['asan_coverage!=0 and sanitizer_coverage==0', {
5030 'target_conditions': [
5031 ['_toolset=="target"', {
5033 '-fsanitize-coverage=<(asan_coverage)',
5036 'SANITIZER_COVERAGE',
5041 ['sanitizer_coverage!=0', {
5042 'target_conditions': [
5043 ['_toolset=="target"', {
5045 '-fsanitize-coverage=<(sanitizer_coverage)',
5048 'SANITIZER_COVERAGE',
5054 'target_conditions': [
5055 ['_type!="static_library"', {
5056 'xcode_settings': {'OTHER_LDFLAGS': ['-Wl,-search_paths_first']},
5061 '-fsanitize=address',
5065 ['mac_write_linker_maps==1', {
5068 '-Wl,-map,>(_target_name).map',
5075 'xcode_settings': {'OTHER_LDFLAGS': ['-Wl,-ObjC']},
5076 'target_conditions': [
5077 ['_type=="executable"', {
5083 # Define copy_asan_dylib_path in a variable ending in
5084 # _path so that gyp understands it's a path and
5085 # performs proper relativization during dict merging.
5086 'copy_asan_dylib_path':
5087 'mac/copy_asan_runtime_dylib.sh',
5089 'postbuild_name': 'Copy ASan runtime dylib',
5091 '<(copy_asan_dylib_path)',
5100 ], # target_conditions
5101 }, # target_defaults
5102 }], # OS=="mac" or OS=="ios"
5104 'target_defaults': {
5106 # Prevent Mac OS X AssertMacros.h from defining macros that collide
5107 # with common names, like 'check', 'require', and 'verify'.
5108 # (Included by system header. Also exists on iOS but not included.)
5109 # http://opensource.apple.com/source/CarbonHeaders/CarbonHeaders-18.1/AssertMacros.h
5110 '__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORE=0',
5113 # These should end with %, but there seems to be a bug with % in
5114 # variables that are intended to be set to different values in
5115 # different targets, like these.
5116 'mac_pie': 1, # Most executables can be position-independent.
5117 # Strip debugging symbols from the target.
5118 'mac_strip': '<(mac_strip_release)',
5122 ['mac_want_real_dsym=="default"', {
5125 'mac_real_dsym': '<(mac_want_real_dsym)'
5130 ['mac_want_real_dsym=="default"', {
5131 'mac_real_dsym': 0, # Fake .dSYMs are fine in most cases.
5133 'mac_real_dsym': '<(mac_want_real_dsym)'
5140 'GCC_DYNAMIC_NO_PIC': 'NO', # No -mdynamic-no-pic
5141 # (Equivalent to -fPIC)
5142 # MACOSX_DEPLOYMENT_TARGET maps to -mmacosx-version-min
5143 'MACOSX_DEPLOYMENT_TARGET': '<(mac_deployment_target)',
5144 # Keep pch files below xcodebuild/.
5145 'SHARED_PRECOMPS_DIR': '$(CONFIGURATION_BUILD_DIR)/SharedPrecompiledHeaders',
5147 # Someday this can be replaced by an 'GCC_STRICT_ALIASING': 'NO'
5148 # xcode_setting, but not until all downstream projects' mac bots are
5149 # using xcode >= 4.6, because that's when the default value of the
5150 # flag in the compiler switched. Pre-4.6, the value 'NO' for that
5151 # setting is a no-op as far as xcode is concerned, but the compiler
5152 # behaves differently based on whether -fno-strict-aliasing is
5154 '-fno-strict-aliasing', # See http://crbug.com/32204.
5157 'target_conditions': [
5158 ['_type=="executable"', {
5161 # Arranges for data (heap) pages to be protected against
5162 # code execution when running on Mac OS X 10.7 ("Lion"), and
5163 # ensures that the position-independent executable (PIE) bit
5164 # is set for ASLR when running on Mac OS X 10.5 ("Leopard").
5166 # Define change_mach_o_flags in a variable ending in _path
5167 # so that GYP understands it's a path and performs proper
5168 # relativization during dict merging.
5169 'change_mach_o_flags_path':
5170 'mac/change_mach_o_flags_from_xcode.sh',
5171 'change_mach_o_flags_options%': [
5173 'target_conditions': [
5174 ['mac_pie==0 or release_valgrind_build==1', {
5175 # Don't enable PIE if it's unwanted. It's unwanted if
5176 # the target specifies mac_pie=0 or if building for
5177 # Valgrind, because Valgrind doesn't understand slide.
5178 # See the similar mac_pie/release_valgrind_build check
5180 'change_mach_o_flags_options': [
5186 'postbuild_name': 'Change Mach-O Flags',
5188 '<(change_mach_o_flags_path)',
5189 '>@(change_mach_o_flags_options)',
5193 'target_conditions': [
5194 ['mac_pie==1 and release_valgrind_build==0', {
5195 # Turn on position-independence (ASLR) for executables. When
5196 # PIE is on for the Chrome executables, the framework will
5197 # also be subject to ASLR.
5198 # Don't do this when building for Valgrind, because Valgrind
5199 # doesn't understand slide. TODO: Make Valgrind on Mac OS X
5200 # understand slide, and get rid of the Valgrind check.
5203 '-Wl,-pie', # Position-independent executable (MH_PIE)
5209 ['(_type=="executable" or _type=="shared_library" or \
5210 _type=="loadable_module") and mac_strip!=0', {
5211 'target_conditions': [
5212 ['mac_real_dsym == 1', {
5213 # To get a real .dSYM bundle produced by dsymutil, set the
5214 # debug information format to dwarf-with-dsym. Since
5215 # strip_from_xcode will not be used, set Xcode to do the
5216 # stripping as well.
5220 'DEBUG_INFORMATION_FORMAT': 'dwarf-with-dsym',
5221 'DEPLOYMENT_POSTPROCESSING': 'YES',
5222 'STRIP_INSTALLED_PRODUCT': 'YES',
5224 # Only strip non-ASan builds.
5226 'target_conditions': [
5227 ['_type=="shared_library" or _type=="loadable_module"', {
5228 # The Xcode default is to strip debugging symbols
5229 # only (-S). Local symbols should be stripped as
5230 # well, which will be handled by -x. Xcode will
5231 # continue to insert -S when stripping even when
5232 # additional flags are added with STRIPFLAGS.
5234 }], # _type=="shared_library" or _type=="loadable_module"
5235 ], # target_conditions
5241 }, # configuration "Release"
5243 }, { # mac_real_dsym != 1
5244 # To get a fast fake .dSYM bundle, use a post-build step to
5245 # produce the .dSYM and strip the executable. strip_from_xcode
5246 # only operates in the Release configuration.
5250 # Define strip_from_xcode in a variable ending in _path
5251 # so that gyp understands it's a path and performs proper
5252 # relativization during dict merging.
5253 'strip_from_xcode_path': 'mac/strip_from_xcode',
5255 'postbuild_name': 'Strip If Needed',
5256 'action': ['<(strip_from_xcode_path)'],
5260 ], # target_conditions
5261 }], # (_type=="executable" or _type=="shared_library" or
5262 # _type=="loadable_module") and mac_strip!=0
5263 ], # target_conditions
5264 }, # target_defaults
5268 'ios/coverage.gypi',
5270 'target_defaults': {
5271 'xcode_settings' : {
5272 'CLANG_CXX_LANGUAGE_STANDARD': 'c++11',
5275 # Older Xcodes do not support -Wno-deprecated-register, so pass an
5276 # additional flag to suppress the "unknown compiler option" error.
5277 # Restrict this flag to builds that are either compiling with Xcode
5278 # or compiling with Xcode's Clang. This will allow Ninja builds to
5279 # continue failing on unknown compiler options.
5280 # TODO(rohitrao): This flag is temporary and should be removed as
5281 # soon as the iOS bots are updated to use Xcode 5.1.
5282 ['clang_xcode==1', {
5284 '-Wno-unknown-warning-option',
5288 # Limit the valid architectures depending on "target_subarch".
5289 # This need to include the "arm" architectures but also the "x86"
5290 # ones (they are used when building for the simulator).
5291 ['target_subarch=="arm32"', {
5292 'VALID_ARCHS': ['armv7', 'i386'],
5294 ['target_subarch=="arm64"', {
5295 'VALID_ARCHS': ['arm64', 'x86_64'],
5297 ['target_subarch=="both"', {
5298 'VALID_ARCHS': ['arm64', 'armv7', 'x86_64', 'i386'],
5300 ['use_system_libcxx==1', {
5301 'target_conditions': [
5302 # Only use libc++ when building target for iOS not when building
5303 # tools for the host (OS X) as Mac targets OS X SDK 10.6 which
5304 # does not support libc++.
5305 ['_toolset=="target"', {
5306 'CLANG_CXX_LIBRARY': 'libc++', # -stdlib=libc++
5310 # The default for deployment target of 7.0+ is libc++, so force
5311 # the old behavior unless libc++ is enabled.
5312 'CLANG_CXX_LIBRARY': 'libstdc++', # -stdlib=libstdc++
5316 'target_conditions': [
5317 ['_toolset=="host"', {
5319 'SDKROOT': 'macosx<(mac_sdk)', # -isysroot
5320 'MACOSX_DEPLOYMENT_TARGET': '<(mac_deployment_target)',
5329 ['_toolset=="target"', {
5331 # This section should be for overriding host settings. But,
5332 # since we can't negate the iphone deployment target above, we
5333 # instead set it here for target only.
5334 'IPHONEOS_DEPLOYMENT_TARGET': '<(ios_deployment_target)',
5335 'ARCHS': ['$(ARCHS_STANDARD_INCLUDING_64_BIT)'],
5338 ['_type=="executable"', {
5342 'DEPLOYMENT_POSTPROCESSING': 'YES',
5343 'STRIP_INSTALLED_PRODUCT': 'YES',
5348 # Remove dSYM to reduce build time.
5349 'DEBUG_INFORMATION_FORMAT': 'dwarf',
5355 ['chromium_ios_signing', {
5356 # iOS SDK wants everything for device signed.
5357 'CODE_SIGN_IDENTITY[sdk=iphoneos*]': 'iPhone Developer',
5359 'CODE_SIGNING_REQUIRED': 'NO',
5360 'CODE_SIGN_IDENTITY[sdk=iphoneos*]': '',
5365 ], # target_conditions
5366 }, # target_defaults
5369 'target_defaults': {
5371 '_WIN32_WINNT=0x0603',
5378 'CERT_CHAIN_PARA_HAS_EXTRA_FIELDS',
5379 'WIN32_LEAN_AND_MEAN',
5382 # _HAS_EXCEPTIONS must match ExceptionHandling in msvs_settings.
5383 '_HAS_EXCEPTIONS=0',
5384 # Silence some warnings; we can't switch the the 'recommended'
5385 # versions as they're not available on old OSs.
5386 '_WINSOCK_DEPRECATED_NO_WARNINGS',
5389 ['buildtype=="Official"', {
5390 # In official builds, targets can self-select an optimization
5391 # level by defining a variable named 'optimize', and setting it
5393 # - "size", optimizes for minimal code size - the default.
5394 # - "speed", optimizes for speed over code size.
5395 # - "max", whole program optimization and link-time code
5396 # generation. This is very expensive and should be used
5399 'optimize%': 'size',
5403 # Set /LTCG for the official builds.
5404 'LinkTimeCodeGeneration': '1',
5405 'AdditionalOptions': [
5406 # Set the number of LTCG code-gen threads to eight.
5407 # The default is four. This gives a 5-10% link speedup.
5412 'target_conditions': [
5413 ['optimize=="size"', {
5415 'VCCLCompilerTool': {
5416 # 1, optimizeMinSpace, Minimize Size (/O1)
5417 'Optimization': '1',
5418 # 2, favorSize - Favor small code (/Os)
5419 'FavorSizeOrSpeed': '2',
5424 ['optimize=="speed"', {
5426 'VCCLCompilerTool': {
5427 # 2, optimizeMaxSpeed, Maximize Speed (/O2)
5428 'Optimization': '2',
5429 # 1, favorSpeed - Favor fast code (/Ot)
5430 'FavorSizeOrSpeed': '1',
5435 ['optimize=="max"', {
5436 # Disable Warning 4702 ("Unreachable code") for the WPO/PGO
5437 # builds. Probably anything that this would catch that
5438 # wouldn't be caught in a normal build isn't going to
5439 # actually be a bug, so the incremental value of C4702 for
5440 # PGO builds is likely very small.
5441 'msvs_disabled_warnings': [
5445 'VCCLCompilerTool': {
5446 # 2, optimizeMaxSpeed, Maximize Speed (/O2)
5447 'Optimization': '2',
5448 # 1, favorSpeed - Favor fast code (/Ot)
5449 'FavorSizeOrSpeed': '1',
5450 # This implies link time code generation.
5451 'WholeProgramOptimization': 'true',
5459 ['msvs_xtree_patched!=1', {
5460 # If xtree hasn't been patched, then we disable C4702. Otherwise,
5461 # it's enabled. This will generally only be true for system-level
5462 # installed Express users.
5463 'msvs_disabled_warnings': [
5468 'msvs_system_include_dirs': [
5469 '<(windows_sdk_path)/Include/shared',
5470 '<(windows_sdk_path)/Include/um',
5471 '<(windows_sdk_path)/Include/winrt',
5472 '$(VSInstallDir)/VC/atlmfc/include',
5474 'msvs_cygwin_shell': 0,
5475 'msvs_disabled_warnings': [
5476 # C4127: conditional expression is constant
5477 # This warning can in theory catch dead code and other problems, but
5478 # triggers in far too many desirable cases where the conditional
5479 # expression is either set by macros or corresponds some legitimate
5480 # compile-time constant expression (due to constant template args,
5481 # conditionals comparing the sizes of different types, etc.). Some of
5482 # these can be worked around, but it's not worth it.
5485 # C4351: new behavior: elements of array 'array' will be default
5487 # This is a silly "warning" that basically just alerts you that the
5488 # compiler is going to actually follow the language spec like it's
5489 # supposed to, instead of not following it like old buggy versions
5490 # did. There's absolutely no reason to turn this on.
5493 # C4355: 'this': used in base member initializer list
5494 # It's commonly useful to pass |this| to objects in a class'
5495 # initializer list. While this warning can catch real bugs, most of
5496 # the time the constructors in question don't attempt to call methods
5497 # on the passed-in pointer (until later), and annotating every legit
5498 # usage of this is simply more hassle than the warning is worth.
5501 # C4503: 'identifier': decorated name length exceeded, name was
5503 # This only means that some long error messages might have truncated
5504 # identifiers in the presence of lots of templates. It has no effect
5505 # on program correctness and there's no real reason to waste time
5506 # trying to prevent it.
5509 # C4611: interaction between 'function' and C++ object destruction is
5511 # This warning is unavoidable when using e.g. setjmp/longjmp. MSDN
5512 # suggests using exceptions instead of setjmp/longjmp for C++, but
5513 # Chromium code compiles without exception support. We therefore have
5514 # to use setjmp/longjmp for e.g. JPEG decode error handling, which
5515 # means we have to turn off this warning (and be careful about how
5516 # object destruction happens in such cases).
5519 # TODO(maruel): These warnings are level 4. They will be slowly
5520 # removed as code is fixed.
5521 4100, # Unreferenced formal parameter
5522 4121, # Alignment of a member was sensitive to packing
5523 4244, # Conversion from 'type1' to 'type2', possible loss of data
5524 4481, # Nonstandard extension used: override specifier 'keyword'
5525 4505, # Unreferenced local function has been removed
5526 4510, # Default constructor could not be generated
5527 4512, # Assignment operator could not be generated
5528 4610, # Object can never be instantiated
5529 4996, # 'X': was declared deprecated (for GetVersionEx).
5532 'VCCLCompilerTool': {
5533 'AdditionalOptions': ['/MP'],
5534 'MinimalRebuild': 'false',
5535 'BufferSecurityCheck': 'true',
5536 'EnableFunctionLevelLinking': 'true',
5537 'RuntimeTypeInfo': 'false',
5538 'WarningLevel': '4',
5539 'WarnAsError': 'true',
5540 'DebugInformationFormat': '3',
5541 # ExceptionHandling must match _HAS_EXCEPTIONS above.
5542 'ExceptionHandling': '0',
5544 'VCLibrarianTool': {
5545 'AdditionalOptions': ['/ignore:4221'],
5546 'AdditionalLibraryDirectories': [
5547 '<(windows_sdk_path)/Lib/win8/um/x86',
5551 'AdditionalDependencies': [
5563 'AdditionalLibraryDirectories': [
5564 '<(windows_sdk_path)/Lib/win8/um/x86',
5566 'GenerateDebugInformation': 'true',
5567 'MapFileName': '$(OutDir)\\$(TargetName).map',
5568 'ImportLibrary': '$(OutDir)\\lib\\$(TargetName).lib',
5569 'FixedBaseAddress': '1',
5572 # 1 == /SUBSYSTEM:CONSOLE
5573 # 2 == /SUBSYSTEM:WINDOWS
5574 # Most of the executables we'll ever create are tests
5575 # and utilities with console output.
5579 'GenerateStublessProxies': 'true',
5580 'TypeLibraryName': '$(InputName).tlb',
5581 'OutputDirectory': '$(IntDir)',
5582 'HeaderFileName': '$(InputName).h',
5583 'DLLDataFileName': '$(InputName).dlldata.c',
5584 'InterfaceIdentifierFileName': '$(InputName)_i.c',
5585 'ProxyFileName': '$(InputName)_p.c',
5587 'VCResourceCompilerTool': {
5589 'AdditionalIncludeDirectories': [
5591 '<(SHARED_INTERMEDIATE_DIR)',
5594 'target_conditions': [
5595 ['_type=="executable"', {
5597 'EmbedManifest': 'true',
5600 ['_type=="executable" and ">(win_exe_compatibility_manifest)"!=""', {
5602 'AdditionalManifestFiles': [
5603 '>(win_exe_compatibility_manifest)',
5609 # Building with Clang on Windows is a work in progress and very
5610 # experimental. See crbug.com/82385.
5612 'VCCLCompilerTool': {
5613 'AdditionalOptions': [
5614 '-fmsc-version=1800',
5616 # Many files use intrinsics without including this header.
5617 # TODO(hans): Fix those files, or move this to sub-GYPs.
5620 # TODO(hans): Make this list shorter eventually.
5621 '-Qunused-arguments',
5622 '-Wno-c++11-compat-deprecated-writable-strings',
5623 '-Wno-deprecated-declarations',
5625 '-Wno-enum-conversion',
5626 '-Wno-extra-tokens',
5627 '-Wno-ignored-attributes',
5628 '-Wno-incompatible-pointer-types',
5629 '-Wno-int-to-void-pointer-cast',
5630 '-Wno-invalid-noreturn',
5631 '-Wno-logical-op-parentheses',
5633 '-Wno-missing-braces',
5634 '-Wno-missing-declarations',
5635 '-Wno-msvc-include',
5636 '-Wno-null-dereference',
5637 '-Wno-overloaded-virtual',
5639 '-Wno-pointer-sign',
5641 '-Wno-return-type-c-linkage',
5643 '-Wno-sometimes-uninitialized',
5645 '-Wno-tautological-compare',
5646 '-Wno-unknown-pragmas',
5648 '-Wno-unused-function',
5649 '-Wno-unused-private-field',
5650 '-Wno-unused-value',
5651 '-Wno-unused-variable',
5652 '-Wno-unused-local-typedef', # http://crbug.com/411648
5653 '-Wno-inconsistent-missing-override', #http://crbug.com/428099
5657 ['clang==1 and target_arch=="ia32"', {
5658 'VCCLCompilerTool': {
5659 'WarnAsError': 'false',
5660 'AdditionalOptions': [
5669 ['disable_nacl==1', {
5670 'target_defaults': {
5676 ['OS=="win" and msvs_use_common_linker_extras', {
5677 'target_defaults': {
5692 'AdditionalOptions': [
5703 'AdditionalOptions': ['/largeaddressaware'],
5707 # TODO(asan/win): Move this down into the general
5708 # win-target_defaults section once the 64-bit asan runtime
5709 # exists. See crbug.com/345874.
5710 'VCCLCompilerTool': {
5711 'AdditionalOptions': [
5712 '-fsanitize=address',
5713 '-fsanitize-blacklist=<(PRODUCT_DIR)/../../tools/memory/asan/blacklist_win.txt',
5715 'AdditionalIncludeDirectories': [
5716 # MSVC needs to be able to find the sanitizer headers when
5717 # invoked via /fallback. This is critical for using macros
5718 # like ASAN_UNPOISON_MEMORY_REGION in files where we fall
5720 '<(DEPTH)/<(make_clang_dir)/lib/clang/3.7.0/include_sanitizer',
5724 'AdditionalLibraryDirectories': [
5725 # TODO(hans): If make_clang_dir is absolute, this breaks.
5726 '<(DEPTH)/<(make_clang_dir)/lib/clang/3.7.0/lib/windows',
5729 'target_conditions': [
5730 ['component=="shared_library"', {
5732 'AdditionalDependencies': [
5733 'clang_rt.asan_dynamic-i386.lib',
5734 'clang_rt.asan_dynamic_runtime_thunk-i386.lib',
5738 ['_type=="executable" and component=="static_library"', {
5740 'AdditionalDependencies': [
5741 'clang_rt.asan-i386.lib',
5745 ['(_type=="shared_library" or _type=="loadable_module") and component=="static_library"', {
5747 'AdditionalDependencies': [
5748 'clang_rt.asan_dll_thunk-i386.lib',
5760 'AdditionalOptions': [
5761 # safeseh is not compatible with x64
5773 ['enable_new_npdevice_api==1', {
5774 'target_defaults': {
5776 'ENABLE_NEW_NPDEVICE_API',
5780 # Don't warn about the "typedef 'foo' locally defined but not used"
5781 # for gcc 4.8 and higher.
5782 # TODO: remove this flag once all builds work. See crbug.com/227506
5783 ['gcc_version>=48 and clang==0', {
5784 'target_defaults': {
5786 '-Wno-unused-local-typedefs',
5790 ['gcc_version>=48 and clang==0 and host_clang==1', {
5791 'target_defaults': {
5792 'target_conditions': [
5793 ['_toolset=="host"', { 'cflags!': [ '-Wno-unused-local-typedefs' ]}],
5797 # In the android webview build, force host targets to be compiled with clang
5798 # as the hermetic host gcc is very old on some platforms. This is already
5799 # the default on the current development version of AOSP but we force it
5800 # here in case we need to compile against an older release version. We also
5801 # explicitly set it to false for target binaries to avoid causing problems
5802 # for the work to enable clang by default in AOSP. We also force the use of
5803 # libstdc++ on host as peculiarities of the android gyp backend mean that
5804 # using libc++ doesn't work, and Chromium doesn't yet require a more modern
5806 ['android_webview_build==1', {
5807 'target_defaults': {
5808 'target_conditions': [
5809 ['_toolset=="host"', {
5810 'aosp_build_settings': {
5811 'LOCAL_CLANG': 'true',
5812 'LOCAL_CXX_STL': 'libstdc++',
5814 }, { # else: _toolset != "host"
5815 'aosp_build_settings': {
5816 'LOCAL_CLANG': 'false',
5822 # We need a special case to handle the android webview build on mac because
5823 # the host gcc there doesn't accept this flag, but the target gcc may
5825 ['gcc_version>=48 and android_webview_build==1 and host_os=="mac"', {
5826 'target_defaults': {
5827 'target_conditions': [
5828 ['_toolset=="host"', {
5830 '-Wno-unused-local-typedefs',
5836 ['clang==1 and ((OS!="mac" and OS!="ios") or clang_xcode==0) '
5838 'make_global_settings': [
5839 ['CC', '<(make_clang_dir)/bin/clang'],
5840 ['CXX', '<(make_clang_dir)/bin/clang++'],
5841 ['CC.host', '$(CC)'],
5842 ['CXX.host', '$(CXX)'],
5845 ['clang==1 and OS=="win"', {
5846 'make_global_settings': [
5847 # On Windows, gyp's ninja generator only looks at CC.
5848 ['CC', '<(make_clang_dir)/bin/clang-cl'],
5851 ['use_lld==1 and OS=="win"', {
5852 'make_global_settings': [
5853 # Limited to Windows because lld-link is the driver that is compatible
5855 ['LD', '<(make_clang_dir)/bin/lld-link'],
5858 ['OS=="android" and clang==0', {
5859 # Hardcode the compiler names in the Makefile so that
5860 # it won't depend on the environment at make time.
5861 'make_global_settings': [
5862 ['CC', '<!(/bin/echo -n <(android_toolchain)/*-gcc)'],
5863 ['CXX', '<!(/bin/echo -n <(android_toolchain)/*-g++)'],
5864 ['CC.host', '<(host_cc)'],
5865 ['CXX.host', '<(host_cxx)'],
5868 ['OS=="linux" and target_arch=="mipsel"', {
5869 'make_global_settings': [
5870 ['CC', '<(sysroot)/../bin/mipsel-linux-gnu-gcc'],
5871 ['CXX', '<(sysroot)/../bin/mipsel-linux-gnu-g++'],
5872 ['CC.host', '<(host_cc)'],
5873 ['CXX.host', '<(host_cxx)'],
5876 ['OS=="linux" and target_arch=="arm" and host_arch!="arm" and chromeos==0 and clang==0', {
5877 # Set default ARM cross compiling on linux. These can be overridden
5878 # using CC/CXX/etc environment variables.
5879 'make_global_settings': [
5880 ['CC', '<!(which arm-linux-gnueabihf-gcc)'],
5881 ['CXX', '<!(which arm-linux-gnueabihf-g++)'],
5882 ['CC.host', '<(host_cc)'],
5883 ['CXX.host', '<(host_cxx)'],
5887 # TODO(yyanagisawa): supports GENERATOR==make
5888 # make generator doesn't support CC_wrapper without CC
5889 # in make_global_settings yet.
5890 ['use_goma==1 and ("<(GENERATOR)"=="ninja" or clang==1)', {
5891 'make_global_settings': [
5892 ['CC_wrapper', '<(gomadir)/gomacc'],
5893 ['CXX_wrapper', '<(gomadir)/gomacc'],
5894 ['CC.host_wrapper', '<(gomadir)/gomacc'],
5895 ['CXX.host_wrapper', '<(gomadir)/gomacc'],
5899 'target_defaults': {
5900 'target_conditions': [
5901 ['_toolset=="target"', {
5909 ['use_lto==1 and clang==0', {
5910 'target_defaults': {
5911 'target_conditions': [
5912 ['_toolset=="target"', {
5914 '-ffat-lto-objects',
5920 ['use_lto==1 and clang==1', {
5921 'target_defaults': {
5922 'target_conditions': [
5923 ['_toolset=="target"', {
5925 '--plugin', '../../<(make_clang_dir)/lib/LLVMgold.so',
5931 ['(use_lto==1 or use_lto_o2==1) and clang==0', {
5932 'target_defaults': {
5933 'target_conditions': [
5934 ['_toolset=="target"', {
5942 ['(use_lto==1 or use_lto_o2==1) and clang==1', {
5943 'target_defaults': {
5944 'target_conditions': [
5945 ['_toolset=="target"', {
5954 'target_defaults': {
5955 'target_conditions': [
5956 ['_toolset=="target"', {
5958 '-fsanitize=cfi-vptr',
5961 '-fsanitize=cfi-vptr',
5969 # DON'T ADD ANYTHING NEW TO THIS BLOCK UNLESS YOU REALLY REALLY NEED IT!
5970 # This block adds *project-wide* configuration settings to each project
5971 # file. It's almost always wrong to put things here. Specify your
5972 # custom xcode_settings in target_defaults to add them to targets instead.
5975 # In an Xcode Project Info window, the "Base SDK for All Configurations"
5976 # setting sets the SDK on a project-wide basis. In order to get the
5977 # configured SDK to show properly in the Xcode UI, SDKROOT must be set
5978 # here at the project level.
5981 ['mac_sdk_path==""', {
5982 'SDKROOT': 'macosx<(mac_sdk)', # -isysroot
5984 'SDKROOT': '<(mac_sdk_path)', # -isysroot
5990 ['ios_sdk_path==""', {
5992 # TODO(justincohen): Ninja only supports simulator for now.
5993 ['"<(GENERATOR)"=="xcode"', {
5994 'SDKROOT': 'iphoneos<(ios_sdk)', # -isysroot
5996 'SDKROOT': 'iphonesimulator<(ios_sdk)', # -isysroot
6000 'SDKROOT': '<(ios_sdk_path)', # -isysroot
6005 # Target both iPhone and iPad.
6006 'TARGETED_DEVICE_FAMILY': '1,2',
6009 ['target_arch=="x64"', {
6014 ['target_arch=="ia32"', {
6023 # The Xcode generator will look for an xcode_settings section at the root
6024 # of each dict and use it to apply settings on a file-wide basis. Most
6025 # settings should not be here, they should be in target-specific
6026 # xcode_settings sections, or better yet, should use non-Xcode-specific
6027 # settings in target dicts. SYMROOT is a special case, because many other
6028 # Xcode variables depend on it, including variables such as
6029 # PROJECT_DERIVED_FILE_DIR. When a source group corresponding to something
6030 # like PROJECT_DERIVED_FILE_DIR is added to a project, in order for the
6031 # files to appear (when present) in the UI as actual files and not red
6032 # red "missing file" proxies, the correct path to PROJECT_DERIVED_FILE_DIR,
6033 # and therefore SYMROOT, needs to be set at the project level.
6034 'SYMROOT': '<(DEPTH)/xcodebuild',