gcc/testsuite/go.test/go-test.exp

   1 #   Copyright (C) 2009-2017 Free Software Foundation, Inc.
   2 #   Written by Ian Lance Taylor <iant@google.com>.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with GCC; see the file COPYING3.  If not see
  16 # <http://www.gnu.org/licenses/>.
  17
  18
  19 # Test using the testsuite for the gc Go compiler.  In these tests the
  20 # first line is a shell script to run.  That line expects the
  21 # following environment variables to be set:
  22 #   A   The file extension of the object file and the name of the executable
  23 #   G   The name of the compiler
  24 #   L   The name of the linker
  25 #   F   The basename of the test
  26 #   D   The directory of the test.
  27 #
  28 # Typical command lines:
  29 # // compile
  30 # // run
  31 # // $G $D/$F.go && $L $F.$A && ./$A.out
  32 # // $G $D/$F.go && $L $F.$A || echo BUG: known to fail incorrectly
  33 # // $G $D/$F.go && echo BUG: compilation succeeds incorrectly
  34 # // $G $D/$F.go || echo BUG: compilation should succeed
  35
  36 load_lib go-dg.exp
  37 load_lib go-torture.exp
  38 load_lib target-supports.exp
  39
  40 # Compare two files
  41 proc filecmp { file1 file2 testname } {
  42     set f1 [open $file1 r]
  43     set f2 [open $file2 r]
  44     set ok 1
  45     while { [gets $f1 line1] >= 0 } {
  46         if { [gets $f2 line2] < 0 } {
  47             verbose -log "output mismatch: $file2 shorter than $file1"
  48             set ok 0
  49             break
  50         }
  51         if { $line1 != $line2 } {
  52             verbose -log "output mismatch comparing $file1 and $file2"
  53             verbose -log "expected \"$line1\""
  54             verbose -log "got      \"$line2\""
  55             set ok 0
  56             break
  57         }
  58     }
  59     if { [gets $f2 line2] >= 0 } {
  60         verbose -log "output mismatch: $file1 shorter than $file2"
  61         set ok 0
  62     }
  63     close $f1
  64     close $f2
  65     if { ! $ok } {
  66         fail $testname
  67     } else {
  68         pass $testname
  69     }
  70 }
  71
  72 # Implement errchk
  73 proc errchk { test opts } {
  74     global dg-do-what-default
  75     global DEFAULT_GOCFLAGS
  76     global runtests
  77
  78     set saved-dg-do-what-default ${dg-do-what-default}
  79     set dg-do-what-default compile
  80     set filename [file tail $test]
  81     if { "$filename" == "$test" } {
  82         set filename "errchk-$filename"
  83     }
  84     set fdin [open $test r]
  85     fconfigure $fdin -encoding binary
  86     set fdout [open $filename w]
  87     fconfigure $fdout -encoding binary
  88     while { [gets $fdin copy_line] >= 0 } {
  89         if [string match "*////*" $copy_line] {
  90             puts $fdout $copy_line
  91             continue
  92         }
  93
  94         # Combine quoted strings in comments, so that
  95         # // ERROR "first error" "second error"
  96         # turns into
  97         # // ERROR "first error|second error"
  98         # This format is used by the master testsuite to recognize
  99         # multiple errors on a single line.  We don't require that all
 100         # the errors be present, but we do want to accept any of them.
 101         set changed ""
 102         while { $changed != $copy_line } {
 103             set changed $copy_line
 104             regsub "\(// \[^\"\]*\"\[^\"\]*\)\" \"" $copy_line "\\1|" out_line
 105             set copy_line $out_line
 106         }
 107
 108         regsub "// \(GCCGO_\)?ERROR \"\(\[^\"\]*\)\".*$" $copy_line "// \{ dg-error \"\\2\" \}" out_line
 109         if [string match "*dg-error*\\\[*" $out_line] {
 110             set index [string first "dg-error" $out_line]
 111             regsub -start $index -all "\\\\\\\[" $out_line "\\\\\\\\\\\[" out_line
 112         }
 113         if [string match "*dg-error*\\\]*" $out_line] {
 114             set index [string first "dg-error" $out_line]
 115             regsub -start $index -all "\\\\\\\]" $out_line "\\\\\\\\\\\]" out_line
 116         }
 117         if [string match "*dg-error*.\**" $out_line] {
 118             # I worked out the right number of backslashes by
 119             # experimentation, not analysis.
 120             regsub -all "\\.\\*" $out_line "\\\\\[ -~\\\\\]*" out_line
 121         }
 122         if [string match "*dg-error*\\\[?\\\]*" $out_line] {
 123             set index [string first "dg-error" $out_line]
 124             regsub -all "\\\[\(.\)\\\]" $out_line "\\\\\[\\1\\\\\]" out_line
 125         }
 126         if [string match "*dg-error*\{*" $out_line] {
 127             set index [string first "dg-error" $out_line]
 128             regsub -start $index -all "\(\[^\\\\]\)\{" $out_line "\\1\\\\\[\\\{\\\\\]" out_line
 129         }
 130         if [string match "*dg-error*\}*\}" $out_line] {
 131             set index [string first "dg-error" $out_line]
 132             regsub -start $index -all "\(\[^\\\\]\)\}\(.\)" $out_line "\\1\\\\\[\\\}\\\\\]\\2" out_line
 133         }
 134         if [string match "*dg-error*\(*" $out_line] {
 135             set index [string first "dg-error" $out_line]
 136             regsub -start $index -all "\\\\\\\(" $out_line "\\\\\[\\\(\\\\\]" out_line
 137         }
 138         if [string match "*dg-error*\)*\}" $out_line] {
 139             set index [string first "dg-error" $out_line]
 140             regsub -start $index -all "\\\\\\\)\(.\)" $out_line "\\\\\[\\\)\\\\\]\\1" out_line
 141         }
 142         # Special case for bug332, in which the error message wants to
 143         # match the file name, which is not what dg-error expects.
 144         if [string match "*dg-error*bug332*" $out_line] {
 145             set index [string first "dg-error" $out_line]
 146             regsub -start $index "bug332" $out_line "undefined type" out_line
 147         }
 148         puts $fdout $out_line
 149     }
 150     close $fdin
 151     close $fdout
 152
 153     set hold_runtests $runtests
 154     set runtests "go-test.exp"
 155     go-dg-runtest $filename "" "-fno-show-column $DEFAULT_GOCFLAGS $opts"
 156     set runtests $hold_runtests
 157
 158     file delete $filename
 159     set dg-do-what-default ${saved-dg-do-what-default}
 160 }
 161
 162 # This is an execution test which should fail.
 163 proc go-execute-xfail { test } {
 164     global DEFAULT_GOCFLAGS
 165     global runtests
 166
 167     set filename [file tail $test]
 168     set fdin [open $test r]
 169     set fdout [open $filename w]
 170     puts $fdout "// { dg-do run { xfail *-*-* } }"
 171     while { [gets $fdin copy_line] >= 0 } {
 172         puts $fdout $copy_line
 173     }
 174     close $fdin
 175     close $fdout
 176
 177     set hold_runtests $runtests
 178     set runtests "go-test.exp"
 179     go-dg-runtest $filename "" "-w $DEFAULT_GOCFLAGS"
 180     set runtests $hold_runtests
 181
 182     file delete $filename
 183 }
 184
 185 # N.B. Keep in sync with libgo/configure.ac.
 186 proc go-set-goarch { } {
 187     global target_triplet
 188
 189     switch -glob $target_triplet {
 190         "aarch64*-*-*" {
 191             set goarch "arm64"
 192         }
 193         "alpha*-*-*" {
 194             set goarch "alpha"
 195         }
 196         "arm*-*-*" -
 197         "ep9312*-*-*" -
 198         "strongarm*-*-*" -
 199         "xscale-*-*" {
 200             set goarch "arm"
 201         }
 202         "i?86-*-*" -
 203         "x86_64-*-*" {
 204             if [check_effective_target_ia32] {
 205                 set goarch "386"
 206             } else {
 207                 set goarch "amd64"
 208             }
 209         }
 210         "mips*-*-*" {
 211             if [check_no_compiler_messages mipso32 assembly {
 212                 #if _MIPS_SIM != _ABIO32
 213                 #error FOO
 214                 #endif
 215             }] {
 216                 set goarch "mips"
 217             } elseif [check_no_compiler_messages mipsn32 assembly {
 218                 #if _MIPS_SIM != _ABIN32
 219                 #error FOO
 220                 #endif
 221             }] {
 222                 set goarch "mips64p32"
 223             } elseif [check_no_compiler_messages mipsn64 assembly {
 224                 #if _MIPS_SIM != _ABI64
 225                 #error FOO
 226                 #endif
 227             }] {
 228                 set goarch "mips64"
 229             } else {
 230                 perror "$target_triplet: unrecognized MIPS ABI"
 231                 return ""
 232             }
 233
 234             if [istarget "mips*el-*-*"] {
 235                 append goarch "le"
 236             }
 237         }
 238         "powerpc*-*-*" {
 239             if [check_effective_target_ilp32] {
 240                 set goarch "ppc"
 241             } else {
 242                 if [istarget "powerpc64le-*-*"] {
 243                     set goarch "ppc64le"
 244                 } else {
 245                     set goarch "ppc64"
 246                 }
 247             }
 248         }
 249         "s390*-*-*" {
 250             if [check_effective_target_ilp32] {
 251                 set goarch "s390"
 252             } else {
 253                 set goarch "s390x"
 254             }
 255         }
 256         "sparc*-*-*" {
 257             if [check_effective_target_ilp32] {
 258                 set goarch "sparc"
 259             } else {
 260                 set goarch "sparc64"
 261             }
 262         }
 263         default {
 264             perror "$target_triplet: unhandled architecture"
 265             return ""
 266         }
 267     }
 268     verbose -log "Setting GOARCH=$goarch" 1
 269     setenv GOARCH $goarch
 270 }
 271
 272 # Take a list of files and return a lists of lists, where each list is
 273 # the set of files in the same package.
 274 proc go-find-packages { test name files } {
 275     set packages [list]
 276     foreach f $files {
 277         set fd [open $f r]
 278         while 1 {
 279             if { [gets $fd line] < 0 } {
 280                 close $fd
 281                 clone_output "$test: could not read $f"
 282                 unresolved $name
 283                 return [list]
 284             }
 285
 286             if { [regexp "^package (\\w+)" $line match package] } {
 287                 set len [llength $packages]
 288                 for { set i 0 } { $i < $len } { incr i } {
 289                     set p [lindex $packages $i]
 290                     if { [lindex $p 0] == $package } {
 291                         lappend p $f
 292                         lset packages $i $p
 293                         break
 294                     }
 295                 }
 296                 if { $i >= $len } {
 297                     lappend packages [list $package $f]
 298                 }
 299
 300                 close $fd
 301                 break
 302             }
 303         }
 304     }
 305     return $packages
 306 }
 307
 308 proc go-gc-tests { } {
 309     global srcdir subdir
 310     global runtests
 311     global GCC_UNDER_TEST
 312     global TOOL_OPTIONS
 313     global TORTURE_OPTIONS
 314     global dg-do-what-default
 315     global go_compile_args
 316     global go_execute_args
 317     global target_triplet
 318
 319     # If a testcase doesn't have special options, use these.
 320     global DEFAULT_GOCFLAGS
 321     if ![info exists DEFAULT_GOCFLAGS] {
 322         set DEFAULT_GOCFLAGS " -pedantic-errors"
 323     }
 324
 325     set options ""
 326     lappend options "additional_flags=$DEFAULT_GOCFLAGS"
 327
 328     # Set GOARCH for tests that need it.
 329     go-set-goarch
 330
 331     # Running all the torture options takes too long and, since the
 332     # frontend ignores the standard options, it doesn't significantly
 333     # improve testing.
 334     set saved_torture_options $TORTURE_OPTIONS
 335     set TORTURE_OPTIONS [list { -O2 -g }]
 336
 337     set saved-dg-do-what-default ${dg-do-what-default}
 338
 339     set testdir [pwd]
 340
 341     set tests [lsort [find $srcdir/$subdir *.go]]
 342     foreach test $tests {
 343         if ![runtest_file_p $runtests $test] {
 344             continue
 345         }
 346
 347         # Skip the files in bench; they are not tests.
 348         if [string match "*go.test/test/bench/*" $test] {
 349             continue
 350         }
 351
 352         # Skip the files in stress; they are not tests.
 353         if [string match "*go.test/test/stress/*" $test] {
 354             continue
 355         }
 356
 357         # Skip the files in safe; gccgo does not support safe mode.
 358         if [string match "*go.test/test/safe/*" $test] {
 359             continue
 360         }
 361
 362         # Skip files in sub-subdirectories: they are components of
 363         # other tests.
 364         if [string match "*go.test/test/*/*/*" $test] {
 365             continue
 366         }
 367
 368         # Skip files in *.dir subdirectories: they are components of
 369         # other tests.
 370         if [string match "*go.test/test/*.dir/*" $test] {
 371             continue
 372         }
 373
 374         set name [dg-trim-dirname $srcdir $test]
 375
 376         # Skip certain tests if target is RTEMS OS.
 377         if [istarget "*-*-rtems*"] {
 378             if { [string match "*go.test/test/args.go" $test] \
 379                  || [string match "*go.test/test/env.go" $test] } {
 380                     untested "$name: uses the command-line or environment variables"
 381                     continue
 382             }
 383
 384             if { [string match "*go.test/test/stack.go" $test] \
 385                  || [string match "*go.test/test/peano.go" $test] \
 386                  || [string match "*go.test/test/chan/goroutines.go" $test] } {
 387                     untested "$name: has very high memory requirement"
 388                     continue
 389             }
 390         }
 391
 392         # Handle certain tests in a target-dependant way.
 393         if { [istarget "alpha*-*-*"] || [istarget "sparc*-*-solaris*"] || [istarget "powerpc*-*-*"] || [istarget "s390*-*-*"] } {
 394             if { [string match "*go.test/test/nilptr.go" $test] } {
 395                 untested $test
 396                 continue
 397             }
 398         }
 399
 400         if [check_effective_target_pie_enabled] {
 401             untested $test
 402             continue
 403         }
 404
 405         if { [file tail $test] == "init1.go" } {
 406             # This tests whether GC runs during init, which for gccgo
 407             # it currently does not.
 408             untested $name
 409             continue
 410         }
 411
 412         if { [file tail $test] == "closure.go" } {
 413             # This tests whether function closures do any memory
 414             # allocation, which for gccgo they currently do.
 415             untested $name
 416             continue
 417         }
 418
 419         if { ( [file tail $test] == "select2.go" \
 420                    || [file tail $test] == "stack.go" \
 421                    || [file tail $test] == "peano.go" \
 422                    || [file tail $test] == "nilptr2.go" ) \
 423                  && ! [check_effective_target_split_stack] } {
 424             # These tests fails on targets without split stack.
 425             untested $name
 426             continue
 427         }
 428
 429         if [string match "*go.test/test/rotate\[0123\].go" $test] {
 430             # These tests produces a temporary file that takes too long
 431             # to compile--5 minutes on my laptop without optimization.
 432             # When compiling without optimization it tests nothing
 433             # useful, since the point of the test is to see whether
 434             # the compiler generates rotate instructions.
 435             untested $name
 436             continue
 437         }
 438
 439         if { [file tail $test] == "bug347.go" \
 440                  || [file tail $test] == "bug348.go" } {
 441             # These tests don't work if the functions are inlined.
 442             set TORTURE_OPTIONS [list { -O0 -g }]
 443         }
 444
 445         set fd [open $test r]
 446
 447         set lines_ok 1
 448
 449         while 1 {
 450             if { [gets $fd test_line] < 0 } {
 451                 close $fd
 452                 clone_output "$test: could not read first line"
 453                 unresolved $name
 454                 set lines_ok 0
 455                 break
 456             }
 457
 458             if { [ string match "*nacl*exit 0*" $test_line ] \
 459                      || [ string match "*exit 0*nacl*" $test_line ] \
 460                      || [ string match "*Android*exit 0*" $test_line ] \
 461                      || [ string match "*exit 0*Android*" $test_line ] \
 462                      || [ string match "*\"\$GOOS\" == windows*" $test_line ] } {
 463                 continue
 464             }
 465
 466             if { [ string match "// +build *" $test_line ] } {
 467                 set matches_pos 0
 468                 set matches_neg 0
 469                 if { [ regexp -line "\[         \][getenv GOARCH]\(\[   \]\|\$\)" $test_line ] } {
 470                     set matches_pos 1
 471                 } elseif { [ regexp -line "\[   \]\![getenv GOARCH]\(\[         \]\|\$\)" $test_line ] } {
 472                     set matches_neg 1
 473                 } elseif { [ regexp -line "\[   \]linux\(\[     \]\|\$\)" $test_line ] } {
 474                     set matches_pos 1
 475                 } elseif { [ regexp -line "\[   \]\!linux\(\[   \]\|\$\)" $test_line ] } {
 476                     set matches_neg 1
 477                 } elseif { [ regexp -line "\[   \]\!windows\(\[         \]\|\$\)" $test_line ] } {
 478                     set matches_pos 1
 479                 } elseif { [ regexp -line "\[   \]windows\(\[   \]\|\$\)" $test_line ] } {
 480                     set matches_neg 1
 481                 }
 482                 if { $matches_pos == 1 && $matches_neg == 0 } {
 483                     continue
 484                 }
 485                 close $fd
 486                 unsupported $name
 487                 set lines_ok 0
 488             }
 489
 490             break
 491         }
 492
 493         if { $lines_ok == 0 } {
 494             continue
 495         }
 496
 497         set lineno 1
 498         set test_line1 $test_line
 499
 500         while { [eval "string match \"//*&&\" \${test_line$lineno}"] } {
 501             set lineno [expr $lineno + 1]
 502             if { [eval "gets \$fd test_line$lineno"] < 0 } {
 503                 close $fd
 504                 clone_output "$test: could not read line $lineno"
 505                 unresolved $name
 506                 set lines_ok 0
 507                 break
 508             }
 509         }
 510         if { $lines_ok == 0 } {
 511             continue
 512         }
 513
 514         close $fd
 515
 516         # runtest_file_p is already run above, and the code below can run
 517         # runtest_file_p again, make sure everything for this test is
 518         # performed if the above runtest_file_p decided this runtest
 519         # instance should execute the test
 520         gcc_parallel_test_enable 0
 521
 522         set go_compile_args ""
 523         set go_execute_args ""
 524         if { [regexp "// run (\[^|&>2\].*)\$" $test_line match progargs] \
 525                  && ! [string match "*.go*" "$progargs"] } {
 526             set go_execute_args $progargs
 527             verbose -log "$test: go_execute_args is $go_execute_args"
 528             set index [string last " $progargs" $test_line]
 529             set test_line [string replace $test_line $index end]
 530         } elseif { [string match "*go.test/test/chan/goroutines.go" $test] \
 531                    && [getenv GCCGO_RUN_ALL_TESTS] == "" } {
 532             # goroutines.go spawns by default 10000 threads, which is too much
 533             # for many OSes.
 534             if { [getenv GCC_TEST_RUN_EXPENSIVE] == "" } {
 535                 set go_execute_args 64
 536             } elseif { ![is_remote host] && ![is_remote target] } {
 537                 # When using low ulimit -u limit, use maximum of
 538                 # a quarter of that limit and 10000 even when running expensive
 539                 # tests, otherwise parallel tests might fail after fork failures.
 540                 set nproc [lindex [remote_exec host {sh -c ulimit\ -u}] 1]
 541                 if { [string is integer -strict $nproc] } {
 542                         set nproc [expr $nproc / 4]
 543                         if { $nproc > 10000 } { set nproc 10000 }
 544                         if { $nproc < 16 } { set nproc 16 }
 545                         set go_execute_args $nproc
 546                 }
 547             }
 548             if { "$go_execute_args" != "" } {
 549                 verbose -log "$test: go_execute_args is $go_execute_args"
 550             }
 551         }
 552
 553         if { $test_line == "// compile"
 554              || $test_line == "// echo bug395 is broken  # takes 90+ seconds to break" } {
 555             # This is a vanilla compile test.
 556             set dg-do-what-default "assemble"
 557             go-dg-runtest $test "" "-w $DEFAULT_GOCFLAGS"
 558         } elseif { $test_line == "// run"
 559                    || $test_line == "// \$G \$F.go && \$L \$F.\$A && ./\$A.out" } {
 560             # This is a vanilla execution test.
 561             go-torture-execute $test
 562             file delete core [glob -nocomplain core.*]
 563         } elseif { $test_line == "// build" } {
 564             # This is a vanilla compile and link test.
 565             set dg-do-what-default "link"
 566             go-dg-runtest $test "" "-w $DEFAULT_GOCFLAGS"
 567         } elseif { [string match "// runoutput*" $test_line] \
 568                        || ($test_line == "// \$G \$D/\$F.go && \$L \$F.\$A &&"
 569                            && $test_line2 == "// ./\$A.out >tmp.go && \$G tmp.go && \$L -o \$A.out1 tmp.\$A && ./\$A.out1") } {
 570             # Run the test to get a .go program to run.
 571             set go_execute_args ""
 572             set hold_runtests $runtests
 573             set runtests "go-test.exp"
 574             set files [list]
 575             if { [string match "// runoutput*" $test_line] } {
 576                 set args ""
 577                 regsub "// runoutput\(.*\)" $test_line "\\1" args
 578                 foreach f $args {
 579                     lappend files "[file dirname $test]/$f"
 580                 }
 581             }
 582             set dg-do-what-default "link"
 583             dg-test -keep-output $test "-O" "$files -w $DEFAULT_GOCFLAGS"
 584             set output_file "./[file rootname [file tail $test]].exe"
 585             set base "[file rootname [file tail $test]]"
 586             if [isnative] {
 587                 if { [catch "exec $output_file >$base-out.go"] != 0 } {
 588                     fail "$name execution"
 589                 } else {
 590                     pass "$name execution"
 591                     file delete $base-out.x
 592                     # Disable optimizations as some of these tests
 593                     # take a long time to compile.
 594                     set TORTURE_OPTIONS [list { -O0 -g -fno-var-tracking-assignments }]
 595                     go-torture-execute "./$base-out.go"
 596                 }
 597                 file delete $base-out.go
 598             }
 599             file delete $output_file
 600             set runtests $hold_runtests
 601         } elseif { $test_line == "// cmpout" \
 602                    || $test_line == "// (\$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out 2>&1 | cmp - \$D/\$F.out)" } {
 603             # This is an execution test for which we need to check the
 604             # program output.
 605             set hold_runtests $runtests
 606             set runtests "go-test.exp"
 607             set dg-do-what-default "link"
 608             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
 609             set output_file "./[file rootname [file tail $test]].exe"
 610             set base "[file rootname [file tail $test]]"
 611             if [isnative] {
 612                 verbose -log "$output_file >$base.p 2>&1"
 613                 if { [catch "exec $output_file 2>$base.p" catcherr] != 0 } {
 614                     verbose -log $catcherr
 615                     fail "$name execution"
 616                     untested "$name compare"
 617                 } else {
 618                     pass "$name execution"
 619                     regsub "\\.go$" $test ".out" expect
 620                     filecmp $expect $base.p "$name compare"
 621                     file delete $output_file
 622                 }
 623                 file delete $base.p
 624             } else {
 625                 untested "$name execution"
 626                 untested "$name compare"
 627             }
 628             set runtests $hold_runtests
 629         } elseif { [string match "// \$G \$D/\$F.go && \$L \$F.\$A && ! ./\$A.out || echo BUG: *" \
 630                     $test_line] } {
 631             go-execute-xfail $test
 632         } elseif { $test_line == "// errorcheck" } {
 633             errchk $test ""
 634         } elseif { $test_line == "// errorcheckdir" } {
 635             set hold_runtests $runtests
 636             set runtests "go-test.exp"
 637             set dir "[file rootname $test].dir"
 638             set files [lsort [glob "$dir/*.go"]]
 639             set packages [go-find-packages $test $name $files]
 640             if { [llength $packages] > 0 } {
 641                 set dg-do-what-default "assemble"
 642                 set del [list]
 643                 set last [lindex $packages end]
 644                 set packages [lreplace $packages end end]
 645                 foreach p $packages {
 646                     dg-test -keep-output [lrange $p 1 end] "-O" "-w $DEFAULT_GOCFLAGS"
 647                     lappend del "[file rootname [file tail [lindex $p 1]]].o"
 648                 }
 649                 errchk [lindex $last 1] "[lrange $last 2 end]"
 650                 foreach f $del {
 651                     file delete $f
 652                 }
 653             }
 654             set runtests $hold_runtests
 655         } elseif { [string match "// errorcheckoutput*" $test_line] } {
 656             # Run the test to get a .go program to error check.
 657             set go_execute_args ""
 658             set hold_runtests $runtests
 659             set runtests "go-test.exp"
 660             set files [list]
 661             regsub "// errorcheckoutput\(.*\)" $test_line "\\1" args
 662             foreach f $args {
 663                 lappend files "[file dirname $test]/$f"
 664             }
 665             set dg-do-what-default "link"
 666             dg-test -keep-output $test "-O" "$files -w $DEFAULT_GOCFLAGS"
 667             set output_file "./[file rootname [file tail $test]].exe"
 668             set base "[file rootname [file tail $test]]"
 669             if [isnative] {
 670                 if { [catch "exec $output_file >$base-out.go"] != 0 } {
 671                     fail "$name execution"
 672                 } else {
 673                     pass "$name execution"
 674                     errchk "$base-out.go" ""
 675                 }
 676                 file delete $base-out.go
 677             }
 678             file delete $output_file
 679             set runtests $hold_runtests
 680         } elseif { $test_line == "// compiledir" } {
 681             set hold_runtests $runtests
 682             set runtests "go-test.exp"
 683             set dg-do-what-default "assemble"
 684             set dir "[file rootname $test].dir"
 685             set files [lsort [glob "$dir/*.go"]]
 686             set packages [go-find-packages $test $name $files]
 687             if { [llength $packages] > 0 } {
 688                 set del [list]
 689                 foreach p $packages {
 690                     dg-test -keep-output [lindex $p 1] "[lrange $p 2 end] -O" "-w $DEFAULT_GOCFLAGS"
 691                     lappend del "[file rootname [file tail [lindex $p 1]]].o"
 692                 }
 693                 foreach f $del {
 694                     file delete $f
 695                 }
 696             }
 697             set runtests $hold_runtests
 698         } elseif { $test_line == "// rundir" } {
 699             set hold_runtests $runtests
 700             set runtests "go-test.exp"
 701             set dir "[file rootname $test].dir"
 702             set files [lsort [glob "$dir/*.go"]]
 703             set packages [go-find-packages $test $name $files]
 704             if { [llength $packages] > 0 } {
 705                 set dg-do-what-default "assemble"
 706                 set del [list]
 707                 set last [lindex $packages end]
 708                 set packages [lreplace $packages end end]
 709                 foreach p $packages {
 710                     dg-test -keep-output [lrange $p 1 end] "-O" "-w $DEFAULT_GOCFLAGS"
 711                     lappend del "[file rootname [file tail [lindex $p 1]]].o"
 712                 }
 713                 set dg-do-what-default "link"
 714                 set go_compile_args ""
 715                 append go_compile_args [lrange $last 2 end]
 716                 append go_compile_args $del
 717                 go-torture-execute [lindex $last 1]
 718                 foreach f $del {
 719                     file delete $f
 720                 }
 721             }
 722             set runtests $hold_runtests
 723         } elseif { $test_line == "// rundircmpout" } {
 724             set hold_runtests $runtests
 725             set runtests "go-test.exp"
 726             set dir "[file rootname $test].dir"
 727             set files [lsort [glob "$dir/*.go"]]
 728             set packages [go-find-packages $test $name $files]
 729             if { [llength $packages] > 0 } {
 730                 set dg-do-what-default "assemble"
 731                 set del [list]
 732                 set last [lindex $packages end]
 733                 set packages [lreplace $packages end end]
 734                 foreach p $packages {
 735                     dg-test -keep-output [lrange $p 1 end] "-O" "-w $DEFAULT_GOCFLAGS"
 736                     lappend del "[file rootname [file tail [lindex $p 1]]].o"
 737                 }
 738                 set dg-do-what-default "link"
 739                 dg-test -keep-output [lrange $last 1 end] "$del -O" "-w $DEFAULT_GOCFLAGS"
 740                 set base "[file rootname [file tail [lindex $last 1]]]"
 741                 set output_file "./$base.exe"
 742                 lappend del $output_file
 743                 if [isnative] {
 744                     verbose -log "$output_file >$base.p 2>&1"
 745                     if { [catch "exec $output_file 2>$base.p" catcherr] != 0 } {
 746                         verbose -log $catcherr
 747                         fail "$name execution"
 748                         untested "$name compare"
 749                     } else {
 750                         pass "$name execution"
 751                         regsub "\\.go$" "$test" ".out" expect
 752                         filecmp $expect $base.p "$name compare"
 753                     }
 754                     lappend del $base.p
 755                 }
 756                 foreach f $del {
 757                     file delete $f
 758                 }
 759             }
 760             set runtests $hold_runtests
 761         } elseif { "$test_line" == ""
 762                    || [string match "// true*" $test_line]
 763                    || [string match "// skip*" $test_line] } {
 764             # Not a real test, just ignore.
 765         } elseif { [string match \
 766                         "// \$G \$D/\$F.dir/bug0.go && errchk \$G \$D/\$F.dir/bug1.go" \
 767                         $test_line] \
 768                        || [string match \
 769                                "// \$G \$D/\$F.dir/io.go && errchk \$G -e \$D/\$F.dir/main.go" \
 770                                $test_line] } {
 771             if { [string match \
 772                       "// \$G \$D/\$F.dir/bug0.go && errchk \$G \$D/\$F.dir/bug1.go" \
 773                       $test_line] } {
 774                 set name1 "bug0.go"
 775                 set name2 "bug1.go"
 776             } elseif { [string match \
 777                             "// \$G \$D/\$F.dir/io.go && errchk \$G -e \$D/\$F.dir/main.go" \
 778                             $test_line] } {
 779                 set name1 "io.go"
 780                 set name2 "main.go"
 781             }
 782             set hold_runtests $runtests
 783             set runtests "go-test.exp"
 784             set dg-do-what-default "assemble"
 785             regsub "\\.go$" $test ".dir/$name1" file1
 786             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 787             regsub "\\.go$" $test ".dir/$name2" file2
 788             errchk $file2 ""
 789             file delete "[file rootname [file tail $file1]].o"
 790             set runtests $hold_runtests
 791         } elseif { [string match \
 792                         "// \$G \$D/\${F}1.go && errchk \$G \$D/\$F.go" \
 793                         $test_line ] } {
 794             set hold_runtests $runtests
 795             set runtests "go-test.exp"
 796             set dg-do-what-default "assemble"
 797             regsub "\\.go$" $test "1.go" file1
 798             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 799             errchk $test ""
 800             file delete "[file rootname [file tail $file1]].o"
 801             set runtests $hold_runtests
 802         } elseif { [string match \
 803                         "// \$G \$D/\$F.dir/bug0.go && \$G \$D/\$F.dir/bug1.go && errchk \$G \$D/\$F.dir/bug2.go" \
 804                         $test_line] } {
 805             set hold_runtests $runtests
 806             set runtests "go-test.exp"
 807             set dg-do-what-default "assemble"
 808             regsub "\\.go$" $test ".dir/bug0.go" file1
 809             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 810             regsub "\\.go$" $test ".dir/bug1.go" file2
 811             dg-test -keep-output $file2 "-O" "-w $DEFAULT_GOCFLAGS"
 812             regsub "\\.go$" $test ".dir/bug2.go" file3
 813             errchk $file3 ""
 814             file delete "[file rootname [file tail $file1]].o"
 815             file delete "[file rootname [file tail $file2]].o"
 816             set runtests $hold_runtests
 817         } elseif { [string match \
 818                         "// \$G \$D/bug160.dir/x.go && \$G \$D/bug160.dir/y.go && \$L y.\$A && ./\$A.out" \
 819                         $test_line] \
 820                        || [string match \
 821                                "// \$G \$D/\$F.dir/p.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out" \
 822                                $test_line] \
 823                        || $test_line == "// \$G \$D/\$F.dir/p1.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out" \
 824                        || $test_line == "// \$G \$D/\$F.dir/lib.go && \$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out" \
 825                        || $test_line == "// \$G \$D/method4a.go && \$G \$D/\$F.go && \$L \$F.\$A && ./$\A.out" } {
 826             if { [string match \
 827                         "// \$G \$D/bug160.dir/x.go && \$G \$D/bug160.dir/y.go && \$L y.\$A && ./\$A.out" \
 828                       $test_line] } {
 829                 set name1 "x.go"
 830                 set name2 "y.go"
 831             } elseif { [string match \
 832                            "// \$G \$D/\$F.dir/p.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out" \
 833                             $test_line] } {
 834                 set name1 "p.go"
 835                 set name2 "main.go"
 836             } elseif { $test_line == "// \$G \$D/\$F.dir/p1.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out" } {
 837                 set name1 "p1.go"
 838                 set name2 "main.go"
 839             } elseif { $test_line == "// \$G \$D/\$F.dir/lib.go && \$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out" } {
 840                 set name1 "lib.go"
 841                 set name2 ""
 842             } elseif { $test_line == "// \$G \$D/method4a.go && \$G \$D/\$F.go && \$L \$F.\$A && ./$\A.out" } {
 843                 set name1 "method4a.go"
 844                 set name2 ""
 845             }
 846             set hold_runtests $runtests
 847             set runtests "go-test.exp"
 848             set dg-do-what-default "assemble"
 849             regsub "\\.go$" $test ".dir/$name1" file1
 850             if { $name1 == "method4a.go" } {
 851                 set file1 "[file dirname $test]/method4a.go"
 852             }
 853             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 854             set ofile1 "[file rootname [file tail $file1]].o"
 855             regsub "\\.go$" $test ".dir/$name2" file2
 856             if { $name2 == "" } {
 857                 set file2 $test
 858             }
 859             dg-test -keep-output $file2 "-O" "-w $DEFAULT_GOCFLAGS"
 860             set ofile2 "[file rootname [file tail $file2]].o"
 861             set dg-do-what-default "link"
 862             set output_file "./[file rootname [file tail $test]].exe"
 863             set comp_output [go_target_compile "$ofile1 $ofile2" \
 864                                  $output_file "executable" "$options"]
 865             set comp_output [go-dg-prune $target_triplet $comp_output]
 866             verbose -log $comp_output
 867             set result [go_load "$output_file" "" ""]
 868             set status [lindex $result 0]
 869             $status $name
 870             file delete $ofile1 $ofile2 $output_file
 871             set runtests $hold_runtests
 872         } elseif { $test_line == "// \$G \$D/\$F.dir/one.go && \$G \$D/\$F.dir/two.go && \$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out" } {
 873             set hold_runtests $runtests
 874             set runtests "go-test.exp"
 875             set dg-do-what-default "assemble"
 876             regsub "\\.go$" $test ".dir/one.go" file1
 877             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 878             set ofile1 "[file rootname [file tail $file1]].o"
 879             regsub "\\.go$" $test ".dir/two.go" file2
 880             dg-test -keep-output $file2 "-O" "-w $DEFAULT_GOCFLAGS"
 881             set ofile2 "[file rootname [file tail $file2]].o"
 882             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
 883             set ofile3 "[file rootname [file tail $test]].o"
 884             set dg-do-what-default "link"
 885             set output_file "./[file rootname [file tail $test]].exe"
 886             set comp_output [go_target_compile "$ofile1 $ofile2 $ofile3" \
 887                                  $output_file "executable" "$options"]
 888             set comp_output [go-dg-prune $target_triplet $comp_output]
 889             verbose -log $comp_output
 890             set result [go_load "$output_file" "" ""]
 891             set status [lindex $result 0]
 892             $status $name
 893             file delete $ofile1 $ofile2 $ofile3 $output_file
 894             set runtests $hold_runtests
 895         } elseif { [string match \
 896                         "// \$G \$D/embed0.go && \$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out" \
 897                         $test_line ] } {
 898             set hold_runtests $runtests
 899             set runtests "go-test.exp"
 900             set dg-do-what-default "assemble"
 901             regsub "/\[^/\]*$" $test "/embed0.go" file1
 902             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 903             set ofile1 "[file rootname [file tail $file1]].o"
 904             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
 905             set ofile2 "[file rootname [file tail $test]].o"
 906             set output_file "./[file rootname [file tail $test]].exe"
 907             set comp_output [go_target_compile "$ofile1 $ofile2" \
 908                                  $output_file "executable" "$options"]
 909             set comp_output [go-dg-prune $target_triplet $comp_output]
 910             if [string match "" $comp_output] {
 911                 set result [go_load "$output_file" "" ""]
 912                 set status [lindex $result 0]
 913                 $status $name
 914             } else {
 915                 verbose -log $comp_output
 916                 fail $name
 917             }
 918             file delete $ofile1 $ofile2 $output_file
 919             set runtests $hold_runtests
 920         } elseif { [string match \
 921                         "// \$G \$D/\$F.dir/lib.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out || echo BUG*" \
 922                         $test_line ] || \
 923                        [string match \
 924                             "// \$G \$D/\$F.dir/p.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out || echo BUG*" \
 925                             $test_line ] } {
 926             if { [string match \
 927                       "// \$G \$D/\$F.dir/lib.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out || echo BUG*" \
 928                       $test_line ] } {
 929                 set name1 "lib.go"
 930                 set name2 "main.go"
 931             } elseif { [string match \
 932                             "// \$G \$D/\$F.dir/p.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out || echo BUG*" \
 933                             $test_line ] } {
 934                 set name1 "p.go"
 935                 set name2 "main.go"
 936             }
 937             set hold_runtests $runtests
 938             set runtests "go-test.exp"
 939             set dg-do-what-default "assemble"
 940             regsub "\\.go$" $test ".dir/$name1" file1
 941             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 942             set ofile1 "[file rootname [file tail $file1]].o"
 943             regsub "\\.go$" $test ".dir/$name2" file2
 944             dg-test -keep-output $file2 "-O" "-w $DEFAULT_GOCFLAGS"
 945             set ofile2 "[file rootname [file tail $file2]].o"
 946             set dg-do-what-default "link"
 947             set output_file "./[file rootname [file tail $file2]].exe"
 948             set comp_output [go_target_compile "$ofile1 $ofile2" \
 949                                  $output_file "executable" "$options"]
 950             set comp_output [go-dg-prune $target_triplet $comp_output]
 951             if [string match "" $comp_output] {
 952                 set result [go_load "$output_file" "" ""]
 953                 set status [lindex $result 0]
 954                 $status $name
 955             } else {
 956                 verbose -log $comp_output
 957                 fail $name
 958             }
 959             file delete $ofile1 $ofile2 $output_file
 960             set runtests $hold_runtests
 961         } elseif { $test_line == "// \$G \$D/\$F.dir/bug0.go &&" \
 962                        && $test_line2 == "// \$G \$D/\$F.dir/bug1.go &&" \
 963                        && $test_line3 == "// \$G \$D/\$F.dir/bug2.go &&" \
 964                        && $test_line4 == "// errchk \$G -e \$D/\$F.dir/bug3.go &&" \
 965                        && $test_line5 == "// \$L bug2.\$A &&" \
 966                        && [string match "// ./\$A.out || echo BUG*" $test_line6] } {
 967             set hold_runtests $runtests
 968             set runtests "go-test.exp"
 969             set dg-do-what-default "assemble"
 970             regsub "\\.go$" $test ".dir/bug0.go" file0
 971             dg-test -keep-output $file0 "-O -fgo-prefix=bug0" "-w $DEFAULT_GOCFLAGS"
 972             set ofile0 "[file rootname [file tail $file0]].o"
 973             regsub "\\.go$" $test ".dir/bug1.go" file1
 974             dg-test -keep-output $file1 "-O -fgo-prefix=bug1" "-w $DEFAULT_GOCFLAGS"
 975             set ofile1 "[file rootname [file tail $file1]].o"
 976             regsub "\\.go$" $test ".dir/bug2.go" file2
 977             dg-test -keep-output $file2 "-O" "-w $DEFAULT_GOCFLAGS"
 978             set ofile2 "[file rootname [file tail $file2]].o"
 979             regsub "\\.go$" $test ".dir/bug3.go" file3
 980             errchk $file3 ""
 981             set output_file "./[file rootname [file tail $test]].exe"
 982             set comp_output [go_target_compile "$ofile0 $ofile1 $ofile2" \
 983                                  $output_file "executable" "$options"]
 984             set comp-output [go-dg-prune $target_triplet $comp_output]
 985             if [string match "" $comp_output] {
 986                 set result [go_load "$output_file" "" ""]
 987                 set status [lindex $result 0]
 988                 $status $name
 989             } else {
 990                 verbose -log $comp_output
 991                 fail $name
 992             }
 993             file delete $ofile0 $ofile1 $ofile2 $output_file
 994             set runtests $hold_runtests
 995         } elseif { $test_line == "// \$G \$D/import2.go && \$G \$D/\$F\.go" \
 996                        || $test_line == "// \$G \$D/recursive1.go && \$G \$D/\$F.go" } {
 997             if { $test_line == "// \$G \$D/import2.go && \$G \$D/\$F\.go" } {
 998                 set name1 "import2.go"
 999             } elseif { $test_line == "// \$G \$D/recursive1.go && \$G \$D/\$F.go" } {
1000                 set name1 "recursive1.go"
1001             }
1002             set hold_runtests $runtests
1003             set runtests "go-test.exp"
1004             set dg-do-what-default "assemble"
1005             regsub "/\[^/\]*$" $test "/${name1}" file1
1006             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
1007             set ofile1 "[file rootname [file tail $file1]].o"
1008             dg-test $test "-O" "-w $DEFAULT_GOCFLAGS"
1009             file delete $ofile1
1010             set runtests $hold_runtests
1011         } elseif { $test_line == "// \$G \$D/ddd2.go && \$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out" } {
1012             set hold_runtests $runtests
1013             set runtests "go-test.exp"
1014             set dg-do-what-default "assemble"
1015             regsub "/\[^/\]*$" $test "/ddd2.go" file1
1016             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
1017             set ofile1 "[file rootname [file tail $file1]].o"
1018             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
1019             set ofile2 "[file rootname [file tail $test]].o"
1020             set output_file "./[file rootname [file tail $test]].exe"
1021             set comp_output [go_target_compile "$ofile1 $ofile2" \
1022                                  $output_file "executable" "$options"]
1023             set comp_output [go-dg-prune $target_triplet $comp_output]
1024             if [string match "" $comp_output] {
1025                 set result [go_load "$output_file" "" ""]
1026                 set status [lindex $result 0]
1027                 $status $name
1028             } else {
1029                 verbose -log $comp_output
1030                 fail $name
1031             }
1032             file delete $ofile1 $ofile2 $output_file
1033             set runtests $hold_runtests
1034         } elseif { $test_line == "// run cmplxdivide1.go" } {
1035             regsub "/\[^/\]*$" $test "/cmplxdivide1.go" test2
1036             set output_file "./[file rootname [file tail $test]].o"
1037             set comp_output [go_target_compile "$test $test2" \
1038                                  $output_file "executable" "$options"]
1039             set comp_output [go-dg-prune $target_triplet $comp_output]
1040             if [string match "" $comp_output] {
1041                 set result [go_load "$output_file" "" ""]
1042                 set status [lindex $result 0]
1043                 $status $name
1044             } else {
1045                 verbose -log $comp_output
1046                 fail $name
1047             }
1048             file delete $output_file
1049         } elseif { $test_line == "// \$G \$D/\$F.go && \$L \$F.\$A &&" \
1050                        && $test_line2 == "// ./\$A.out -pass 0 >tmp.go && \$G tmp.go && \$L -o \$A.out1 tmp.\$A && ./\$A.out1 &&" \
1051                        && $test_line3 == "// ./\$A.out -pass 1 >tmp.go && errchk \$G -e tmp.go &&" \
1052                        && $test_line4 == "// ./\$A.out -pass 2 >tmp.go && errchk \$G -e tmp.go" } {
1053             set go_execute_args ""
1054             set hold_runtests $runtests
1055             set runtests "go-test.exp"
1056             set dg-do-what-default "link"
1057             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
1058             set output_file "./[file rootname [file tail $test]].exe"
1059             if [isnative] {
1060                 if { [catch "exec $output_file -pass 0 >tmp.go"] != 0 } {
1061                     fail "$name execution 0"
1062                 } else {
1063                     pass "$name execution 0"
1064                     file delete tmp.x
1065                     # Disable optimizations as this test takes a long time
1066                     # to compile.
1067                     set TORTURE_OPTIONS [list { -O0 -g -fno-var-tracking-assignments }]
1068                     go-torture-execute "./tmp.go"
1069                 }
1070                 if { [catch "exec $output_file -pass 1 >tmp.go"] != 0 } {
1071                     fail "$name execution 1"
1072                 } else {
1073                     pass "$name execution 1"
1074                     errchk tmp.go ""
1075                 }
1076                 if { [catch "exec $output_file -pass 2 >tmp.go"] != 0 } {
1077                     fail "$name execution 2"
1078                 } else {
1079                     pass "$name execution 2"
1080                     errchk tmp.go ""
1081                 }
1082                 file delete tmp.go
1083             }
1084             file delete $output_file
1085             set runtests $hold_runtests
1086         } elseif { $test_line == "// \$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out >tmp.go &&" \
1087                         && $test_line2 == "// errchk \$G -e tmp.go" } {
1088             set go_execute_args ""
1089             set hold_runtests $runtests
1090             set runtests "go-test.exp"
1091             set dg-do-what-default "link"
1092             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
1093             set output_file "./[file rootname [file tail $test]].exe"
1094             if [isnative] {
1095                 if { [catch "exec $output_file >tmp.go"] != 0 } {
1096                     fail "$name execution"
1097                 } else {
1098                     pass "$name execution"
1099                     file delete tmp.x
1100                     errchk tmp.go ""
1101                 }
1102             }
1103             file delete $output_file
1104             set runtests $hold_runtests
1105         } elseif { $test_line == "// errchk \$G -e \$D/\$F.dir/\[ab\].go" } {
1106             regsub "\\.go$" $test ".dir/a.go" file1
1107             regsub "\\.go$" $test ".dir/b.go" file2
1108             errchk "$file1" "$file2"
1109         } elseif { $test_line == "// \$G -N -o slow.\$A \$D/bug369.dir/pkg.go &&" \
1110                        && $test_line2 == "// \$G -o fast.\$A \$D/bug369.dir/pkg.go &&" \
1111                        && $test_line3 == "// run" } {
1112             set hold_runtests $runtests
1113             set runtests "go-test.exp"
1114             set dg-do-what-default "assemble"
1115             regsub "\\.go$" $test ".dir/pkg.go" file1
1116             dg-test -keep-output $file1 "" "-fgo-prefix=slow -w $DEFAULT_GOCFLAGS"
1117             set ofile1 "[file rootname [file tail $file1]].o"
1118             file rename -force $ofile1 slow.o
1119             dg-test -keep-output $file1 "-O2" "-fgo-prefix=fast -w $DEFAULT_GOCFLAGS"
1120             file rename -force $ofile1 fast.o
1121             set ofile2 "[file rootname [file tail $test]].o"
1122             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
1123             set output_file "./[file rootname [file tail $test]].exe"
1124             set comp_output [go_target_compile "$ofile2 slow.o fast.o" \
1125                                  $output_file "executable" "$options"]
1126             set comp_output [go-dg-prune $target_triplet $comp_output]
1127             if [string match "" $comp_output] {
1128                 set result [go_load "$output_file" "" ""]
1129                 set status [lindex $result 0]
1130                 $status $name
1131             } else {
1132                 verbose -log $comp_output
1133                 fail $name
1134             }
1135             file delete slow.o fast.o $ofile2 $output_file
1136             set runtests $hold_runtests
1137         } elseif { [string match \
1138                         "// \$G \$D/\$F.dir/pkg.go && \$G \$D/\$F.go || echo *" \
1139                         $test_line ] } {
1140             set hold_runtests $runtests
1141             set runtests "go-test.exp"
1142             set dg-do-what-default "assemble"
1143             regsub "\\.go$" $test ".dir/pkg.go" file1
1144             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
1145             dg-test $test "-O" "-w $DEFAULT_GOCFLAGS"
1146             file delete "[file rootname [file tail $file1]].o"
1147             set runtests $hold_runtests
1148         } elseif { [string match "// \$G \$D/\$F.dir/one.go && \$G \$D/\$F.dir/two.go || echo BUG*" \
1149                         $test_line ] } {
1150             set hold_runtests $runtests
1151             set runtests "go-test.exp"
1152             set dg-do-what-default "assemble"
1153             regsub "\\.go$" $test ".dir/one.go" file1
1154             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
1155             set ofile1 "[file rootname [file tail $file1]].o"
1156             regsub "\\.go$" $test ".dir/two.go" file2
1157             dg-test $file2 "-O" "-w $DEFAULT_GOCFLAGS"
1158             file delete $ofile1
1159             set runtests $hold_runtests
1160         } elseif { $test_line == "// \$G \$D/bug302.dir/p.go && pack grc pp.a p.\$A && \$G \$D/bug302.dir/main.go" \
1161                    || $test_line == "// \$G \$D/empty.go && errchk \$G \$D/\$F.go" } {
1162             # These tests import the same package under two different
1163             # names, which gccgo does not support.
1164         } elseif { $test_line == "// \$G -S \$D/\$F.go | egrep initdone >/dev/null && echo BUG sinit || true" } {
1165             # This tests whether initializers are written out
1166             # statically.  gccgo does not provide a way to test that,
1167             # as an initializer will be generated for any code which
1168             # has global variables which need to be registered as GC
1169             # roots.
1170         } elseif { $test_line == "// errorcheck -0 -m"
1171                    || $test_line == "// errorcheck -0 -m -l" } {
1172             # This tests debug output of the gc compiler, which is
1173             # meaningless for gccgo.
1174         } elseif { $test_line == "// \[ \$A == 6 \] || errchk \$G -e \$D/\$F.go" \
1175                        || $test_line == "// \[ \$A != 6 \]  || errchk \$G -e \$D/\$F.go" } {
1176             # This tests specific handling of the gc compiler on types
1177             # that are too large.  It is target specific in a way I
1178             # haven't bothered to check for here.
1179         } elseif { $test_line == "// \$G \$D/\$F.go && \$L -X main.tbd hello \$F.\$A && ./\$A.out" } {
1180             # This tests the gc ld -X option, which gccgo does not
1181             # support.
1182         } elseif { $test_line == "// \$G \$D/pkg.go && pack grc pkg.a pkg.\$A 2> /dev/null && rm pkg.\$A && errchk \$G -I. -u \$D/main.go"
1183                    || $test_line == "// \$G \$D/pkg.go && pack grcS pkg.a pkg.\$A 2> /dev/null && rm pkg.\$A && \$G -I. -u \$D/main.go" } {
1184             # This tests the gc -u option, which gccgo does not
1185             # support.
1186         } elseif { $test_line == "// errorcheck -0 -N -d=nil" \
1187                        || $test_line == "// errorcheck -0 -d=nil" } {
1188             # This tests gc nil pointer checks using -d=nil, which
1189             # gccgo does not support.
1190         } else {
1191             clone_output "$name: unrecognized test line: $test_line"
1192             unsupported $name
1193         }
1194
1195         set go_compile_args ""
1196         set go_execute_args ""
1197         set TORTURE_OPTIONS [list { -O2 -g }]
1198         gcc_parallel_test_enable 1
1199     }
1200
1201     set dg-do-what-default ${saved-dg-do-what-default}
1202     set TORTURE_OPTIONS $saved_torture_options
1203 }
1204
1205 go-gc-tests