1 # Copyright
(C
) 1997-2014 Free Software Foundation
, Inc.
3 # This
program is free software
; you can redistribute it and
/or modify
4 # it under the terms of the GNU General Public License as published by
5 # the Free Software Foundation
; either version
3 of the License
, or
6 #
(at your option
) any later version.
8 # This
program is distributed in the hope that it will be useful
,
9 # but WITHOUT
ANY WARRANTY
; without even the implied warranty of
10 # MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the
11 # GNU General Public License
for more details.
13 # You should have received a copy of the GNU General Public License
14 # along with GCC
; see the file COPYING3.
If not see
15 #
<http
://www.gnu.org
/licenses
/>.
18 load_lib file
-format.exp
19 load_lib target
-supports.exp
20 load_lib target
-supports
-dg.exp
26 load_lib timeout
-dg.exp
29 load_lib target
-libpath.exp
30 load_lib torture
-options.exp
31 load_lib fortran
-modules.exp
33 # We
set LC_ALL and LANG to C so that we
get the same error messages as expected.
37 # Many hosts now default to a non
-ASCII C locale
, however
, so
38 # they can
set a
charset encoding here
if they need.
39 if { [ishost
"*-*-cygwin*"] } {
45 if ![info exists GCC_UNDER_TEST
] {
46 set GCC_UNDER_TEST
"[find_gcc]"
49 if [info exists TORTURE_OPTIONS
] {
50 set DG_TORTURE_OPTIONS $TORTURE_OPTIONS
52 # It is theoretically beneficial to group all of the O2
/O3 options together
,
53 # as in many cases the compiler will generate identical executables
for
54 # all of them
--and the c
-torture testsuite will skip testing identical
55 # executables multiple times.
56 # Also note that
-finline
-functions is explicitly included in one of the
57 # items below
, even though
-O3 is also specified
, because some ports may
58 # choose to disable inlining functions by default
, even when optimizing.
59 set DG_TORTURE_OPTIONS
[list \
63 { -O3
-fomit
-frame
-pointer
} \
64 { -O3
-fomit
-frame
-pointer
-funroll
-loops
} \
65 { -O3
-fomit
-frame
-pointer
-funroll
-all
-loops
-finline
-functions
} \
70 if [info exists ADDITIONAL_TORTURE_OPTIONS
] {
71 set DG_TORTURE_OPTIONS \
72 [concat $DG_TORTURE_OPTIONS $ADDITIONAL_TORTURE_OPTIONS
]
75 set LTO_TORTURE_OPTIONS
""
77 # Some torture
-options cause intermediate code output
, unusable
for
78 # testing using e.g. scan
-assembler. In this
variable are the options
79 # how to force it
, when needed.
80 global gcc_force_conventional_output
81 set gcc_force_conventional_output
""
83 if [check_effective_target_lto
] {
84 # When having plugin test both slim and fat LTO and plugin
/nonplugin
86 if [check_linker_plugin_available
] {
87 set LTO_TORTURE_OPTIONS
[list \
88 { -O2
-flto
-fno
-use
-linker
-plugin
-flto
-partition
=none } \
89 { -O2
-flto
-fuse
-linker
-plugin
-fno
-fat
-lto
-objects
}
91 set gcc_force_conventional_output
"-ffat-lto-objects"
93 set LTO_TORTURE_OPTIONS
[list \
94 { -O2
-flto
-flto
-partition
=none } \
100 global orig_environment_saved
102 # This file may be sourced
, so don
't override environment settings
103 # that have been previously setup.
104 if { $orig_environment_saved == 0 } {
105 append ld_library_path [gcc-set-multilib-library-path $GCC_UNDER_TEST]
106 set_ld_library_path_env_vars
109 # Define gcc callbacks for dg.exp.
111 proc gcc-dg-test-1 { target_compile prog do_what extra_tool_flags } {
112 # Set up the compiler flags, based on what we're going to
do.
116 # Tests should be able to use
"dg-do repo". However, the dg test
117 # driver checks the
argument to dg
-do against a list of acceptable
118 # options
, and
"repo" is not among them. Therefore, we resort to
119 # this ugly approach.
120 if [string match
"*-frepo*" $extra_tool_flags] then {
126 set compile_type
"preprocess"
127 set output_file
"[file rootname [file tail $prog]].i"
130 set compile_type
"assembly"
131 set output_file
"[file rootname [file tail $prog]].s"
134 set compile_type
"object"
135 set output_file
"[file rootname [file tail $prog]].o"
138 set compile_type
"precompiled_header"
139 set output_file
"[file tail $prog].gch"
142 set compile_type
"executable"
143 set output_file
"[file rootname [file tail $prog]].exe"
144 # The following line is needed
for targets like the i960 where
145 # the default output file is b.out. Sigh.
148 set compile_type
"object"
149 set output_file
"[file rootname [file tail $prog]].o"
152 set compile_type
"executable"
153 # FIXME
: "./" is to cope with "." not being in $PATH.
154 # Should this be handled elsewhere?
156 set output_file
"./[file rootname [file tail $prog]].exe"
157 # This is the only place where we care
if an executable was
158 # created or not.
If it was
, dg.exp will try to run it.
159 catch
{ remote_file build
delete $output_file
}
162 perror
"$do_what: not a valid dg-do keyword"
167 # Let
{ dg
-final
{ action
} } force options as returned by an
168 # optional proc $
{action
}_required_options.
169 upvar
2 dg
-final
-code finalcode
170 foreach x
[split $finalcode
"\n"] {
171 set finalcmd
[lindex $x
0]
172 if { [info procs $
{finalcmd
}_required_options
] != "" } {
173 set req
[$
{finalcmd
}_required_options
]
175 lappend extra_tool_flags $req
180 if { $extra_tool_flags
!= "" } {
181 lappend options
"additional_flags=$extra_tool_flags"
184 verbose
"$target_compile $prog $output_file $compile_type $options" 4
185 set comp_output
[$target_compile
"$prog" "$output_file" "$compile_type" $options]
187 # Look
for an internal compiler error
, which sometimes masks the fact
188 # that we didn
't get an expected error message. XFAIL an ICE via
189 # dg-xfail-if and use { dg-prune-output ".*internal compiler error.*" }
190 # to avoid a second failure for excess errors.
191 if [string match "*internal compiler error*" $comp_output] {
193 fail "$name (internal compiler error)"
196 if { $do_what == "repo" } {
197 set object_file "$output_file"
198 set output_file "[file rootname [file tail $prog]].exe"
200 [ concat $comp_output \
201 [$target_compile "$object_file" "$output_file" \
202 "executable" $options] ]
205 return [list $comp_output $output_file]
208 proc gcc-dg-test { prog do_what extra_tool_flags } {
209 return [gcc-dg-test-1 gcc_target_compile $prog $do_what $extra_tool_flags]
212 proc gcc-dg-prune { system text } {
213 global additional_prunes
215 # Extra prune rules that will apply to tests defined in a .exp file.
216 # Always remember to clear it in .exp file after executed all tests.
217 global dg_runtest_extra_prunes
219 set text [prune_gcc_output $text]
221 foreach p "$additional_prunes $dg_runtest_extra_prunes" {
222 if { [string length $p] > 0 } {
223 # Following regexp matches a complete line containing $p.
224 regsub -all "(^|\n)\[^\n\]*$p\[^\n\]*" $text "" text
228 # If we see "region xxx is full" then the testcase is too big for ram.
229 # This is tricky to deal with in a large testsuite like c-torture so
230 # deal with it here. Just mark the testcase as unsupported.
231 if [regexp "(^|\n)\[^\n\]*: region \[^\n\]* is full" $text] {
232 # The format here is important. See dg.exp.
233 return "::unsupported::memory full"
236 # Likewise, if we see ".text exceeds local store range" or
238 if {[string match "spu-*" $system] && \
239 [string match "*exceeds local store*" $text]} {
240 # The format here is important. See dg.exp.
241 return "::unsupported::memory full"
247 # Replace ${tool}_load with a wrapper to provide for an expected nonzero
248 # exit status. Multiple languages include this file so this handles them
250 if { [info procs ${tool}_load] != [list] \
251 && [info procs saved_${tool}_load] == [list] } {
252 rename ${tool}_load saved_${tool}_load
254 proc ${tool}_load { program args } {
257 global set_target_env_var
259 set saved_target_env_var [list]
260 if { [info exists set_target_env_var] \
261 && [llength $set_target_env_var] != 0 } {
262 if { [is_remote target] } {
263 return [list "unsupported" ""]
267 set result [eval [list saved_${tool}_load $program] $args]
268 if { [info exists set_target_env_var] \
269 && [llength $set_target_env_var] != 0 } {
270 restore-target-env-var
272 if { $shouldfail != 0 } {
273 switch [lindex $result 0] {
274 "pass" { set status "fail" }
275 "fail" { set status "pass" }
277 set result [list $status [lindex $result 1]]
283 proc dg-set-target-env-var { args } {
284 global set_target_env_var
285 if { [llength $args] != 3 } {
286 error "dg-set-target-env-var: need two arguments"
289 lappend set_target_env_var [list [lindex $args 1] [lindex $args 2]]
292 proc set-target-env-var { } {
293 global set_target_env_var
294 upvar 1 saved_target_env_var saved_target_env_var
295 foreach env_var $set_target_env_var {
296 set var [lindex $env_var 0]
297 set value [lindex $env_var 1]
298 if [info exists env($var)] {
299 lappend saved_target_env_var [list $var 1 $env($var)]
301 lappend saved_target_env_var [list $var 0]
307 proc restore-target-env-var { } {
308 upvar 1 saved_target_env_var saved_target_env_var
309 for { set env_vari [llength $saved_target_env_var] } {
310 [incr env_vari -1] >= 0 } {} {
311 set env_var [lindex $saved_target_env_var $env_vari]
312 set var [lindex $env_var 0]
313 if [lindex $env_var 1] {
314 setenv $var [lindex $env_var 2]
324 # search_for -- looks for a string match in a file
326 proc search_for { file pattern } {
327 set fd [open $file r]
328 while { [gets $fd cur_line]>=0 } {
329 if [string match "*$pattern*" $cur_line] then {
338 # Modified dg-runtest that can cycle through a list of optimization options
340 proc gcc-dg-runtest { testcases default-extra-flags } {
343 # Some callers set torture options themselves; don't override those.
344 set existing_torture_options
[torture
-options
-exist
]
345 if { $existing_torture_options
== 0 } {
346 global DG_TORTURE_OPTIONS LTO_TORTURE_OPTIONS
348 set-torture
-options $DG_TORTURE_OPTIONS
[list
{}] $LTO_TORTURE_OPTIONS
352 foreach test $testcases
{
353 global torture_with_loops torture_without_loops
354 #
If we
're only testing specific files and this isn't one of
356 if ![runtest_file_p $runtests $test
] {
360 # Look
for a loop within the source code
- if we don
't find one,
361 # don't pass
-funroll
[-all
]-loops.
362 if [expr
[search_for $test
"for*("]+[search_for $test "while*("]] {
363 set option_list $torture_with_loops
365 set option_list $torture_without_loops
368 set nshort
[file tail
[file dirname $test
]]/[file tail $test
]
370 foreach flags $option_list
{
371 verbose
"Testing $nshort, $flags" 1
372 dg
-test $test $flags $
{default
-extra
-flags
}
376 if { $existing_torture_options
== 0 } {
381 proc gcc
-dg
-debug
-runtest
{ target_compile trivial opt_opts testcases
} {
384 if ![info exists DEBUG_TORTURE_OPTIONS
] {
385 set DEBUG_TORTURE_OPTIONS
""
386 foreach type
{-gdwarf
-2 -gstabs
-gstabs
+ -gxcoff
-gxcoff
+ -gcoff
} {
387 set comp_output
[$target_compile \
388 "$srcdir/$subdir/$trivial" "trivial.S" assembly \
389 "additional_flags=$type"]
390 if { ! [string match
"*: target system does not support the * debug format*" \
392 remove
-build
-file
"trivial.S"
393 foreach level
{1 "" 3} {
394 if { ($type
== "-gdwarf-2") && ($level != "") } {
395 lappend DEBUG_TORTURE_OPTIONS
[list
"${type}" "-g${level}"]
396 foreach opt $opt_opts
{
397 lappend DEBUG_TORTURE_OPTIONS \
398 [list
"${type}" "-g${level}" "$opt" ]
401 lappend DEBUG_TORTURE_OPTIONS
[list
"${type}${level}"]
402 foreach opt $opt_opts
{
403 lappend DEBUG_TORTURE_OPTIONS \
404 [list
"${type}${level}" "$opt" ]
412 verbose
-log "Using options $DEBUG_TORTURE_OPTIONS"
416 foreach test $testcases
{
417 #
If we
're only testing specific files and this isn't one of
419 if ![runtest_file_p $runtests $test
] {
423 set nshort
[file tail
[file dirname $test
]]/[file tail $test
]
425 foreach flags $DEBUG_TORTURE_OPTIONS
{
428 # These tests check
for information which may be deliberately
430 if { ([string match
{*/debug
-[126].c
} "$nshort"] \
431 ||
[string match
{*/enum
-1.c
} "$nshort"] \
432 ||
[string match
{*/enum
-[12].C
} "$nshort"]) \
433 && ([string match
"*1" [lindex "$flags" 0] ]
434 ||
[lindex
"$flags" 1] == "-g1") } {
438 # High optimization can remove the
variable whose existence is tested.
439 # Dwarf debugging with commentary
(-dA
) preserves the symbol
name in the
440 # assembler output
, but stabs debugging does not.
441 # http
://gcc.gnu.org
/ml
/gcc
-regression
/2003-04/msg00095.html
442 if { [string match
{*/debug
-[12].c
} "$nshort"] \
443 && [string match
"*O*" "$flags"] \
444 && ( [string match
"*coff*" "$flags"] \
445 ||
[string match
"*stabs*" "$flags"] ) } {
450 verbose
-log "Testing $nshort, $flags" 1
451 dg
-test $test $flags
""
457 # Prune
any messages matching
ARGS[1] (a regexp
) from test output.
458 proc dg
-prune
-output
{ args } {
459 global additional_prunes
461 if { [llength $
args] != 2 } {
462 error
"[lindex $args 1]: need one argument"
466 lappend additional_prunes
[lindex $
args 1]
469 # Remove files matching the pattern from the build machine.
470 proc remove
-build
-file
{ pat
} {
471 verbose
"remove-build-file `$pat'" 2
472 set file_list
"[glob -nocomplain $pat]"
473 verbose
"remove-build-file `$file_list'" 2
474 foreach output_file $file_list
{
475 if [is_remote host
] {
476 # Ensure the host knows the file is gone by deleting there
478 remote_file host
delete $output_file
480 remote_file build
delete $output_file
484 # Remove runtime
-generated profile file
for the current test.
485 proc cleanup
-profile
-file
{ } {
486 remove
-build
-file
"mon.out"
487 remove
-build
-file
"gmon.out"
490 # Remove compiler
-generated coverage files
for the current test.
491 proc cleanup
-coverage
-files
{ } {
492 set testcase
[testname
-for-summary
]
493 # The
name might
include a list of options
; extract the file
name.
494 set testcase
[lindex $testcase
0]
495 remove
-build
-file
"[file rootname [file tail $testcase]].gc??"
497 # Clean up coverage files
for additional source files.
498 if [info exists additional_sources
] {
499 foreach srcfile $additional_sources
{
500 remove
-build
-file
"[file rootname [file tail $srcfile]].gc??"
505 # Remove compiler
-generated files from
-repo
for the current test.
506 proc cleanup
-repo
-files
{ } {
507 set testcase
[testname
-for-summary
]
508 # The
name might
include a list of options
; extract the file
name.
509 set testcase
[lindex $testcase
0]
510 remove
-build
-file
"[file rootname [file tail $testcase]].o"
511 remove
-build
-file
"[file rootname [file tail $testcase]].rpo"
513 # Clean up files
for additional source files.
514 if [info exists additional_sources
] {
515 foreach srcfile $additional_sources
{
516 remove
-build
-file
"[file rootname [file tail $srcfile]].o"
517 remove
-build
-file
"[file rootname [file tail $srcfile]].rpo"
522 # Remove compiler
-generated RTL dump files
for the current test.
524 # SUFFIX is the filename suffix pattern.
525 proc cleanup
-rtl
-dump
{ suffix
} {
526 cleanup
-dump
"\[0-9\]\[0-9\]\[0-9\]r.$suffix"
529 # Remove a specific tree dump file
for the current test.
531 # SUFFIX is the tree dump file suffix pattern.
532 proc cleanup
-tree
-dump
{ suffix
} {
533 cleanup
-dump
"\[0-9\]\[0-9\]\[0-9\]t.$suffix"
536 # Remove a specific ipa dump file
for the current test.
538 # SUFFIX is the ipa dump file suffix pattern.
539 proc cleanup
-ipa
-dump
{ suffix
} {
540 cleanup
-dump
"\[0-9\]\[0-9\]\[0-9\]i.$suffix"
543 # Remove a stack usage file
for the current test.
544 proc cleanup
-stack
-usage
{ } {
545 set testcase
[testname
-for-summary
]
546 # The
name might
include a list of options
; extract the file
name.
547 set testcase
[lindex $testcase
0]
548 remove
-build
-file
"[file rootname [file tail $testcase]].su"
550 # Clean up files
for additional source files.
551 if [info exists additional_sources
] {
552 foreach srcfile $additional_sources
{
553 remove
-build
-file
"[file rootname [file tail $srcfile]].su"
558 # Remove an Ada spec file
for the current test.
559 proc cleanup
-ada
-spec
{ } {
560 set testcase
[testname
-for-summary
]
561 remove
-build
-file
"[get_ada_spec_filename $testcase]"
563 # Clean up files
for additional source files.
564 if [info exists additional_sources
] {
565 foreach srcfile $additional_sources
{
566 remove
-build
-file
"[get_ada_spec_filename $srcfile]"
571 # Remove all dump files with the provided suffix.
572 proc cleanup
-dump
{ suffix
} {
573 set testcase
[testname
-for-summary
]
574 # The
name might
include a list of options
; extract the file
name.
575 set src
[file tail
[lindex $testcase
0]]
576 remove
-build
-file
"[file tail $src].$suffix"
577 remove
-build
-file
"[file rootname [file tail $src]].exe.$suffix"
578 remove
-build
-file
"[file rootname [file tail $src]].exe.ltrans\[0-9\]*.$suffix"
579 #
-fcompare
-debug dumps
580 remove
-build
-file
"[file tail $src].gk.$suffix"
582 # Clean up dump files
for additional source files.
583 if [info exists additional_sources
] {
584 foreach srcfile $additional_sources
{
585 remove
-build
-file
"[file tail $srcfile].$suffix"
586 remove
-build
-file
"[file rootname [file tail $srcfile]].exe.$suffix"
587 remove
-build
-file
"[file rootname [file tail $srcfile]].exe.ltrans\[0-9\]*.$suffix"
588 #
-fcompare
-debug dumps
589 remove
-build
-file
"[file tail $srcfile].gk.$suffix"
594 # Remove files kept by
--save
-temps
for the current test.
596 # Currently this is only .i
, .ii
, .s and .o files
, but more can be added
597 #
if there are tests generating them.
598 #
ARGS is a list of suffixes to NOT
delete.
599 proc cleanup
-saved
-temps
{ args } {
600 global additional_sources
603 # add the to
-be
-kept suffixes
604 foreach suffix
{".mii" ".ii" ".i" ".s" ".o" ".gkd" ".res" ".ltrans.out"} {
605 if {[lsearch $
args $suffix
] < 0} {
606 lappend suffixes $suffix
610 set testcase
[testname
-for-summary
]
611 # The
name might
include a list of options
; extract the file
name.
612 set testcase
[lindex $testcase
0]
613 foreach suffix $suffixes
{
614 remove
-build
-file
"[file rootname [file tail $testcase]]$suffix"
615 remove
-build
-file
"[file rootname [file tail $testcase]].exe$suffix"
616 remove
-build
-file
"[file rootname [file tail $testcase]].exe.ltrans\[0-9\]*$suffix"
617 #
-fcompare
-debug dumps
618 remove
-build
-file
"[file rootname [file tail $testcase]].gk$suffix"
621 # Clean up saved temp files
for additional source files.
622 if [info exists additional_sources
] {
623 foreach srcfile $additional_sources
{
624 foreach suffix $suffixes
{
625 remove
-build
-file
"[file rootname [file tail $srcfile]]$suffix"
626 remove
-build
-file
"[file rootname [file tail $srcfile]].exe$suffix"
627 remove
-build
-file
"[file rootname [file tail $srcfile]].exe.ltrans\[0-9\]*$suffix"
629 #
-fcompare
-debug dumps
630 remove
-build
-file
"[file rootname [file tail $srcfile]].gk$suffix"
636 # Scan Fortran modules
for a given regexp.
638 #
Argument 0 is the module
name
639 #
Argument 1 is the regexp to match
640 proc scan
-module
{ args } {
641 set modfilename
[string tolower
[lindex $
args 0]].mod
642 set fd
[open
[list | gzip
-dc $modfilename
] r
]
646 set testcase
[testname
-for-summary
]
647 if [regexp
-- [lindex $
args 1] $
text] {
648 pass
"$testcase scan-module [lindex $args 1]"
650 fail
"$testcase scan-module [lindex $args 1]"
654 # Scan Fortran modules
for absence of a given regexp.
656 #
Argument 0 is the module
name
657 #
Argument 1 is the regexp to match
658 proc scan
-module
-absence
{ args } {
659 set modfilename
[string tolower
[lindex $
args 0]].mod
660 set fd
[open
[list | gzip
-dc $modfilename
] r
]
664 set testcase
[testname
-for-summary
]
665 if [regexp
-- [lindex $
args 1] $
text] {
666 fail
"$testcase scan-module [lindex $args 1]"
668 pass
"$testcase scan-module [lindex $args 1]"
672 # Verify that the compiler output file
exists, invoked via dg
-final.
673 proc output
-exists { args } {
674 # Process an optional target or xfail list.
675 if { [llength $
args] >= 1 } {
676 switch [dg
-process
-target
[lindex $
args 0]] {
679 "F" { setup_xfail "*-*-*" }
684 set testcase
[testname
-for-summary
]
685 # Access
variable from gcc
-dg
-test
-1.
686 upvar
2 output_file output_file
688 if [file
exists $output_file
] {
689 pass
"$testcase output-exists $output_file"
691 fail
"$testcase output-exists $output_file"
695 # Verify that the compiler output file does not exist
, invoked via dg
-final.
696 proc output
-exists-not
{ args } {
697 # Process an optional target or xfail list.
698 if { [llength $
args] >= 1 } {
699 switch [dg
-process
-target
[lindex $
args 0]] {
702 "F" { setup_xfail "*-*-*" }
707 set testcase
[testname
-for-summary
]
708 # Access
variable from gcc
-dg
-test
-1.
709 upvar
2 output_file output_file
711 if [file
exists $output_file
] {
712 fail
"$testcase output-exists-not $output_file"
714 pass
"$testcase output-exists-not $output_file"
718 # We need to make sure that additional_
* are cleared out after
every
719 # test. It is not enough to clear them out
*before
* the next test run
720 # because gcc
-target
-compile gets run directly from some .exp files
721 #
(outside of
any test
).
(Those uses should eventually be eliminated.
)
723 # Because the DG framework doesn
't provide a hook that is run at the
724 # end of a test, we must replace dg-test with a wrapper.
726 if { [info procs saved-dg-test] == [list] } {
727 rename dg-test saved-dg-test
729 proc dg-test { args } {
730 global additional_files
731 global additional_sources
732 global additional_prunes
734 global compiler_conditional_xfail_data
736 global testname_with_flags
737 global set_target_env_var
739 if { [ catch { eval saved-dg-test $args } errmsg ] } {
740 set saved_info $errorInfo
741 set additional_files ""
742 set additional_sources ""
743 set additional_prunes ""
745 if [info exists compiler_conditional_xfail_data] {
746 unset compiler_conditional_xfail_data
748 if [info exists testname_with_flags] {
749 unset testname_with_flags
752 error $errmsg $saved_info
754 set additional_files ""
755 set additional_sources ""
756 set additional_prunes ""
758 if [info exists set_target_env_var] {
759 unset set_target_env_var
762 if [info exists compiler_conditional_xfail_data] {
763 unset compiler_conditional_xfail_data
765 if [info exists testname_with_flags] {
766 unset testname_with_flags
771 if { [info procs saved-dg-warning] == [list] \
772 && [info exists gcc_warning_prefix] } {
773 rename dg-warning saved-dg-warning
775 proc dg-warning { args } {
776 # Make this variable available here and to the saved proc.
777 upvar dg-messages dg-messages
778 global gcc_warning_prefix
780 process-message saved-dg-warning "$gcc_warning_prefix" "$args"
784 if { [info procs saved-dg-error] == [list] \
785 && [info exists gcc_error_prefix] } {
786 rename dg-error saved-dg-error
788 proc dg-error { args } {
789 # Make this variable available here and to the saved proc.
790 upvar dg-messages dg-messages
791 global gcc_error_prefix
793 process-message saved-dg-error "$gcc_error_prefix" "$args"
796 # Override dg-bogus at the same time. It doesn't handle a prefix
797 # but its expression should
include a column number. Otherwise the
798 # line number can match the column number
for other messages
, leading
800 rename dg
-bogus saved
-dg
-bogus
802 proc dg
-bogus
{ args } {
803 upvar dg
-messages dg
-messages
804 process
-message saved
-dg
-bogus
"" $args
808 # Modify the regular expression saved by a DejaGnu message directive to
809 #
include a prefix and to force the expression to match a single line.
810 # MSGPROC is the procedure to
call.
811 # MSGPREFIX is the prefix to prepend.
812 # DGARGS is the original
argument list.
814 proc process
-message
{ msgproc msgprefix dgargs
} {
815 upvar dg
-messages dg
-messages
817 # Process the dg
- directive
, including adding the regular expression
818 # to the new message entry in dg
-messages.
819 set msgcnt
[llength $
{dg
-messages
}]
820 eval $msgproc $dgargs
822 #
If the target expression wasn
't satisfied there is no new message.
823 if { [llength ${dg-messages}] == $msgcnt } {
827 # Get the entry for the new message. Prepend the message prefix to
828 # the regular expression and make it match a single line.
829 set newentry [lindex ${dg-messages} end]
830 set expmsg [lindex $newentry 2]
832 # Handle column numbers from the specified expression (if there is
833 # one) and set up the search expression that will be used by DejaGnu.
834 if [regexp "^(\[0-9\]+):" $expmsg "" column] {
835 # The expression in the directive included a column number.
836 # Remove "COLUMN:" from the original expression and move it
837 # to the proper place in the search expression.
838 regsub "^\[0-9\]+:" $expmsg "" expmsg
839 set expmsg "$column: $msgprefix\[^\n\]*$expmsg"
840 } elseif [string match "" [lindex $newentry 0]] {
841 # The specified line number is 0; don't expect a column number.
842 set expmsg
"$msgprefix\[^\n\]*$expmsg"
844 # There is no column number in the search expression
, but we
845 # should expect one in the message itself.
846 set expmsg
"\[0-9\]+: $msgprefix\[^\n\]*$expmsg"
849 set newentry
[lreplace $newentry
2 2 $expmsg
]
850 set dg
-messages
[lreplace $
{dg
-messages
} end end $newentry
]
851 verbose
"process-message:\n${dg-messages}" 2
854 # Look
for messages that don
't have standard prefixes.
856 proc dg-message { args } {
857 upvar dg-messages dg-messages
858 process-message saved-dg-warning "" $args
861 # Check the existence of a gdb in the path, and return true if there
864 # Set env(GDB_FOR_GCC_TESTING) accordingly.
866 proc gdb-exists { args } {
867 if ![info exists ::env(GDB_FOR_GCC_TESTING)] {
869 if ![info exists ::env(GDB_FOR_GCC_TESTING)] {
870 if [info exists GDB] {
871 setenv GDB_FOR_GCC_TESTING "$GDB"
873 setenv GDB_FOR_GCC_TESTING "[transform gdb]"
877 if { [which $::env(GDB_FOR_GCC_TESTING)] != 0 } {
883 set additional_prunes ""
884 set dg_runtest_extra_prunes ""