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

   1 #   Copyright (C) 2009-2014 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 $target_triplet {
 190         "aarch64*-*-*" {
 191             set goarch "arm64"
 192         }
 193         "alpha*-*-*" {
 194             set goarch "alpha"
 195         }
 196         "arm*-*-*" -
 197         "ep9312*-*-*" -
 198         "strongarm*-*-*" -
 199         "xscale-*-*" {
 200             set goarch "arm"
 201         }
 202         "i?86-*-*" -
 203         "x86_64-*-*" {
 204             if [check_effective_target_ia32] {
 205                 set goarch "386"
 206             } else {
 207                 set goarch "amd64"
 208             }
 209         }
 210         "mips*-*-*" {
 211             if [check_no_compiler_messages mipso32 assembly {
 212                 #if _MIPS_SIM != _ABIO32
 213                 #error FOO
 214                 #endif
 215             }] {
 216                 set goarch "mipso32"
 217             } elseif [check_no_compiler_messages mipsn32 assembly {
 218                 #if _MIPS_SIM != _ABIN32
 219                 #error FOO
 220                 #endif
 221             }] {
 222                 set goarch "mipsn32"
 223             } elseif [check_no_compiler_messages mipsn64 assembly {
 224                 #if _MIPS_SIM != _ABI64
 225                 #error FOO
 226                 #endif
 227             }] {
 228                 set goarch "mipsn64"
 229             } elseif [check_no_compiler_messages mipso64 assembly {
 230                 #if _MIPS_SIM != _ABIO64
 231                 #error FOO
 232                 #endif
 233             }] {
 234                 set goarch "mipso64"
 235             } else {
 236                 perror "$target_triplet: unrecognized MIPS ABI"
 237                 return ""
 238             }
 239         }
 240         "powerpc*-*-*" {
 241             if [check_effective_target_ilp32] {
 242                 set goarch "ppc"
 243             } else {
 244                 if [istarget "powerpc64le-*-*"] {
 245                     set goarch "ppc64le"
 246                 } else {
 247                     set goarch "ppc64"
 248                 }
 249             }
 250         }
 251         "s390-*-*" {
 252             set goarch "s390"
 253         }
 254         "s390x-*-*" {
 255             set goarch "s390x"
 256         }
 257         "sparc*-*-*" {
 258             if [check_effective_target_ilp32] {
 259                 set goarch "sparc"
 260             } else {
 261                 set goarch "sparc64"
 262             }
 263         }
 264         default {
 265             perror "$target_triplet: unhandled architecture"
 266             return ""
 267         }
 268     }
 269     verbose -log "Setting GOARCH=$goarch" 1
 270     setenv GOARCH $goarch
 271 }
 272
 273 # Take a list of files and return a lists of lists, where each list is
 274 # the set of files in the same package.
 275 proc go-find-packages { test name files } {
 276     set packages [list]
 277     foreach f $files {
 278         set fd [open $f r]
 279         while 1 {
 280             if { [gets $fd line] < 0 } {
 281                 close $fd
 282                 clone_output "$test: could not read $f"
 283                 unresolved $name
 284                 return [list]
 285             }
 286
 287             if { [regexp "^package (\\w+)" $line match package] } {
 288                 set len [llength $packages]
 289                 for { set i 0 } { $i < $len } { incr i } {
 290                     set p [lindex $packages $i]
 291                     if { [lindex $p 0] == $package } {
 292                         lappend p $f
 293                         lset packages $i $p
 294                         break
 295                     }
 296                 }
 297                 if { $i >= $len } {
 298                     lappend packages [list $package $f]
 299                 }
 300
 301                 close $fd
 302                 break
 303             }
 304         }
 305     }
 306     return $packages
 307 }
 308
 309 proc go-gc-tests { } {
 310     global srcdir subdir
 311     global runtests
 312     global GCC_UNDER_TEST
 313     global TOOL_OPTIONS
 314     global TORTURE_OPTIONS
 315     global dg-do-what-default
 316     global go_compile_args
 317     global go_execute_args
 318     global target_triplet
 319
 320     # If a testcase doesn't have special options, use these.
 321     global DEFAULT_GOCFLAGS
 322     if ![info exists DEFAULT_GOCFLAGS] {
 323         set DEFAULT_GOCFLAGS " -pedantic-errors"
 324     }
 325
 326     set options ""
 327     lappend options "additional_flags=$DEFAULT_GOCFLAGS"
 328
 329     # Set GOARCH for tests that need it.
 330     go-set-goarch
 331
 332     # Running all the torture options takes too long and, since the
 333     # frontend ignores the standard options, it doesn't significantly
 334     # improve testing.
 335     set saved_torture_options $TORTURE_OPTIONS
 336     set TORTURE_OPTIONS [list { -O2 -g }]
 337
 338     set saved-dg-do-what-default ${dg-do-what-default}
 339
 340     set testdir [pwd]
 341
 342     set tests [lsort [find $srcdir/$subdir *.go]]
 343     foreach test $tests {
 344         if ![runtest_file_p $runtests $test] {
 345             continue
 346         }
 347
 348         # Skip the files in bench; they are not tests.
 349         if [string match "*go.test/test/bench/*" $test] {
 350             continue
 351         }
 352
 353         # Skip the files in stress; they are not tests.
 354         if [string match "*go.test/test/stress/*" $test] {
 355             continue
 356         }
 357
 358         # Skip the files in safe; gccgo does not support safe mode.
 359         if [string match "*go.test/test/safe/*" $test] {
 360             continue
 361         }
 362
 363         # Skip files in sub-subdirectories: they are components of
 364         # other tests.
 365         if [string match "*go.test/test/*/*/*" $test] {
 366             continue
 367         }
 368
 369         # Skip files in *.dir subdirectories: they are components of
 370         # other tests.
 371         if [string match "*go.test/test/*.dir/*" $test] {
 372             continue
 373         }
 374
 375         set name [dg-trim-dirname $srcdir $test]
 376
 377         # Skip certain tests if target is RTEMS OS.
 378         if [istarget "*-*-rtems*"] {
 379             if { [string match "*go.test/test/args.go" $test] \
 380                  || [string match "*go.test/test/env.go" $test] } {
 381                     untested "$name: uses the command-line or environment variables"
 382                     continue
 383             }
 384
 385             if { [string match "*go.test/test/stack.go" $test] \
 386                  || [string match "*go.test/test/peano.go" $test] \
 387                  || [string match "*go.test/test/chan/goroutines.go" $test] } {
 388                     untested "$name: has very high memory requirement"
 389                     continue
 390             }
 391         }
 392
 393         # Handle certain tests in a target-dependant way.
 394         if { [istarget "alpha*-*-*"] || [istarget "sparc*-*-solaris*"] || [istarget "powerpc*-*-*"] } {
 395             if { [string match "*go.test/test/nilptr.go" $test] } {
 396                 untested $test
 397                 continue
 398             }
 399         }
 400
 401         if { [file tail $test] == "init1.go" } {
 402             # This tests whether GC runs during init, which for gccgo
 403             # it currently does not.
 404             untested $name
 405             continue
 406         }
 407
 408         if { [file tail $test] == "closure.go" } {
 409             # This tests whether function closures do any memory
 410             # allocation, which for gccgo they currently do.
 411             untested $name
 412             continue
 413         }
 414
 415         if { ( [file tail $test] == "select2.go" \
 416                    || [file tail $test] == "stack.go" \
 417                    || [file tail $test] == "peano.go" ) \
 418                  && ! [check_effective_target_split_stack] } {
 419             # These tests fails on targets without split stack.
 420             untested $name
 421             continue
 422         }
 423
 424         if [string match "*go.test/test/rotate\[0123\].go" $test] {
 425             # These tests produces a temporary file that takes too long
 426             # to compile--5 minutes on my laptop without optimization.
 427             # When compiling without optimization it tests nothing
 428             # useful, since the point of the test is to see whether
 429             # the compiler generates rotate instructions.
 430             untested $name
 431             continue
 432         }
 433
 434         if { [file tail $test] == "bug347.go" \
 435                  || [file tail $test] == "bug348.go" } {
 436             # These tests don't work if the functions are inlined.
 437             set TORTURE_OPTIONS [list { -O0 -g }]
 438         }
 439
 440         set fd [open $test r]
 441
 442         set lines_ok 1
 443
 444         while 1 {
 445             if { [gets $fd test_line] < 0 } {
 446                 close $fd
 447                 clone_output "$test: could not read first line"
 448                 unresolved $name
 449                 set lines_ok 0
 450                 break
 451             }
 452
 453             if { [ string match "*nacl*exit 0*" $test_line ] \
 454                      || [ string match "*exit 0*nacl*" $test_line ] \
 455                      || [ string match "*Android*exit 0*" $test_line ] \
 456                      || [ string match "*exit 0*Android*" $test_line ] \
 457                      || [ string match "*\"\$GOOS\" == windows*" $test_line ] } {
 458                 continue
 459             }
 460
 461             if { [ string match "// +build *" $test_line ] } {
 462                 set matches_pos 0
 463                 set matches_neg 0
 464                 if { [ regexp -line "\[         \][getenv GOARCH]\(\[   \]\|\$\)" $test_line ] } {
 465                     set matches_pos 1
 466                 } elseif { [ regexp -line "\[   \]\![getenv GOARCH]\(\[         \]\|\$\)" $test_line ] } {
 467                     set matches_neg 1
 468                 } elseif { [ regexp -line "\[   \]linux\(\[     \]\|\$\)" $test_line ] } {
 469                     set matches_pos 1
 470                 } elseif { [ regexp -line "\[   \]\!linux\(\[   \]\|\$\)" $test_line ] } {
 471                     set matches_neg 1
 472                 } elseif { [ regexp -line "\[   \]\!windows\(\[         \]\|\$\)" $test_line ] } {
 473                     set matches_pos 1
 474                 } elseif { [ regexp -line "\[   \]windows\(\[   \]\|\$\)" $test_line ] } {
 475                     set matches_neg 1
 476                 }
 477                 if { $matches_pos == 1 && $matches_neg == 0 } {
 478                     continue
 479                 }
 480                 close $fd
 481                 unsupported $name
 482                 set lines_ok 0
 483             }
 484
 485             break
 486         }
 487
 488         if { $lines_ok == 0 } {
 489             continue
 490         }
 491
 492         set lineno 1
 493         set test_line1 $test_line
 494
 495         while { [eval "string match \"//*&&\" \${test_line$lineno}"] } {
 496             set lineno [expr $lineno + 1]
 497             if { [eval "gets \$fd test_line$lineno"] < 0 } {
 498                 close $fd
 499                 clone_output "$test: could not read line $lineno"
 500                 unresolved $name
 501                 set lines_ok 0
 502                 break
 503             }
 504         }
 505         if { $lines_ok == 0 } {
 506             continue
 507         }
 508
 509         close $fd
 510
 511         # runtest_file_p is already run above, and the code below can run
 512         # runtest_file_p again, make sure everything for this test is
 513         # performed if the above runtest_file_p decided this runtest
 514         # instance should execute the test
 515         gcc_parallel_test_enable 0
 516
 517         set go_compile_args ""
 518         set go_execute_args ""
 519         if { [regexp "// run (\[^|&>2\].*)\$" $test_line match progargs] \
 520                  && ! [string match "*.go*" "$progargs"] } {
 521             set go_execute_args $progargs
 522             verbose -log "$test: go_execute_args is $go_execute_args"
 523             set index [string last " $progargs" $test_line]
 524             set test_line [string replace $test_line $index end]
 525         } elseif { [string match "*go.test/test/chan/goroutines.go" $test] \
 526                    && [getenv GCCGO_RUN_ALL_TESTS] == "" } {
 527             # goroutines.go spawns by default 10000 threads, which is too much
 528             # for many OSes.
 529             if { [getenv GCC_TEST_RUN_EXPENSIVE] == "" } {
 530                 set go_execute_args 64
 531             } elseif { ![is_remote host] && ![is_remote target] } {
 532                 # When using low ulimit -u limit, use maximum of
 533                 # a quarter of that limit and 10000 even when running expensive
 534                 # tests, otherwise parallel tests might fail after fork failures.
 535                 set nproc [lindex [remote_exec host {sh -c ulimit\ -u}] 1]
 536                 if { [string is integer -strict $nproc] } {
 537                         set nproc [expr $nproc / 4]
 538                         if { $nproc > 10000 } { set nproc 10000 }
 539                         if { $nproc < 16 } { set nproc 16 }
 540                         set go_execute_args $nproc
 541                 }
 542             }
 543             if { "$go_execute_args" != "" } {
 544                 verbose -log "$test: go_execute_args is $go_execute_args"
 545             }
 546         }
 547
 548         if { $test_line == "// compile"
 549              || $test_line == "// echo bug395 is broken  # takes 90+ seconds to break" } {
 550             # This is a vanilla compile test.
 551             set dg-do-what-default "assemble"
 552             go-dg-runtest $test "" "-w $DEFAULT_GOCFLAGS"
 553         } elseif { $test_line == "// run"
 554                    || $test_line == "// \$G \$F.go && \$L \$F.\$A && ./\$A.out" } {
 555             # This is a vanilla execution test.
 556             go-torture-execute $test
 557             file delete core [glob -nocomplain core.*]
 558         } elseif { $test_line == "// build" } {
 559             # This is a vanilla compile and link test.
 560             set dg-do-what-default "link"
 561             go-dg-runtest $test "" "-w $DEFAULT_GOCFLAGS"
 562         } elseif { [string match "// runoutput*" $test_line] \
 563                        || ($test_line == "// \$G \$D/\$F.go && \$L \$F.\$A &&"
 564                            && $test_line2 == "// ./\$A.out >tmp.go && \$G tmp.go && \$L -o \$A.out1 tmp.\$A && ./\$A.out1") } {
 565             # Run the test to get a .go program to run.
 566             set go_execute_args ""
 567             set hold_runtests $runtests
 568             set runtests "go-test.exp"
 569             set files [list]
 570             if { [string match "// runoutput*" $test_line] } {
 571                 set args ""
 572                 regsub "// runoutput\(.*\)" $test_line "\\1" args
 573                 foreach f $args {
 574                     lappend files "[file dirname $test]/$f"
 575                 }
 576             }
 577             set dg-do-what-default "link"
 578             dg-test -keep-output $test "-O" "$files -w $DEFAULT_GOCFLAGS"
 579             set output_file "./[file rootname [file tail $test]].exe"
 580             set base "[file rootname [file tail $test]]"
 581             if [isnative] {
 582                 if { [catch "exec $output_file >$base-out.go"] != 0 } {
 583                     fail "$name execution"
 584                 } else {
 585                     pass "$name execution"
 586                     file delete $base-out.x
 587                     # Disable optimizations as some of these tests
 588                     # take a long time to compile.
 589                     set TORTURE_OPTIONS [list { -O0 -g -fno-var-tracking-assignments }]
 590                     go-torture-execute "./$base-out.go"
 591                 }
 592                 file delete $base-out.go
 593             }
 594             file delete $output_file
 595             set runtests $hold_runtests
 596         } elseif { $test_line == "// cmpout" \
 597                    || $test_line == "// (\$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out 2>&1 | cmp - \$D/\$F.out)" } {
 598             # This is an execution test for which we need to check the
 599             # program output.
 600             set hold_runtests $runtests
 601             set runtests "go-test.exp"
 602             set dg-do-what-default "link"
 603             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
 604             set output_file "./[file rootname [file tail $test]].exe"
 605             set base "[file rootname [file tail $test]]"
 606             if [isnative] {
 607                 verbose -log "$output_file >$base.p 2>&1"
 608                 if { [catch "exec $output_file 2>$base.p" catcherr] != 0 } {
 609                     verbose -log $catcherr
 610                     fail "$name execution"
 611                     untested "$name compare"
 612                 } else {
 613                     pass "$name execution"
 614                     regsub "\\.go$" $test ".out" expect
 615                     filecmp $expect $base.p "$name compare"
 616                 }
 617                 file delete $base.p
 618             } else {
 619                 untested "$name execution"
 620                 untested "$name compare"
 621             }
 622             set runtests $hold_runtests
 623         } elseif { [string match "// \$G \$D/\$F.go && \$L \$F.\$A && ! ./\$A.out || echo BUG: *" \
 624                     $test_line] } {
 625             go-execute-xfail $test
 626         } elseif { $test_line == "// errorcheck" } {
 627             errchk $test ""
 628         } elseif { $test_line == "// errorcheckdir" } {
 629             set hold_runtests $runtests
 630             set runtests "go-test.exp"
 631             set dir "[file rootname $test].dir"
 632             set files [lsort [glob "$dir/*.go"]]
 633             set packages [go-find-packages $test $name $files]
 634             if { [llength $packages] > 0 } {
 635                 set dg-do-what-default "assemble"
 636                 set del [list]
 637                 set last [lindex $packages end]
 638                 set packages [lreplace $packages end end]
 639                 foreach p $packages {
 640                     dg-test -keep-output [lrange $p 1 end] "-O" "-w $DEFAULT_GOCFLAGS"
 641                     lappend del "[file rootname [file tail [lindex $p 1]]].o"
 642                 }
 643                 errchk [lindex $last 1] "[lrange $last 2 end]"
 644                 foreach f $del {
 645                     file delete $f
 646                 }
 647             }
 648             set runtests $hold_runtests
 649         } elseif { [string match "// errorcheckoutput*" $test_line] } {
 650             # Run the test to get a .go program to error check.
 651             set go_execute_args ""
 652             set hold_runtests $runtests
 653             set runtests "go-test.exp"
 654             set files [list]
 655             regsub "// errorcheckoutput\(.*\)" $test_line "\\1" args
 656             foreach f $args {
 657                 lappend files "[file dirname $test]/$f"
 658             }
 659             set dg-do-what-default "link"
 660             dg-test -keep-output $test "-O" "$files -w $DEFAULT_GOCFLAGS"
 661             set output_file "./[file rootname [file tail $test]].exe"
 662             set base "[file rootname [file tail $test]]"
 663             if [isnative] {
 664                 if { [catch "exec $output_file >$base-out.go"] != 0 } {
 665                     fail "$name execution"
 666                 } else {
 667                     pass "$name execution"
 668                     errchk "$base-out.go" ""
 669                 }
 670                 file delete $base-out.go
 671             }
 672             file delete $output_file
 673             set runtests $hold_runtests
 674         } elseif { $test_line == "// compiledir" } {
 675             set hold_runtests $runtests
 676             set runtests "go-test.exp"
 677             set dg-do-what-default "assemble"
 678             set dir "[file rootname $test].dir"
 679             set files [lsort [glob "$dir/*.go"]]
 680             set packages [go-find-packages $test $name $files]
 681             if { [llength $packages] > 0 } {
 682                 set del [list]
 683                 foreach p $packages {
 684                     dg-test -keep-output [lindex $p 1] "[lrange $p 2 end] -O" "-w $DEFAULT_GOCFLAGS"
 685                     lappend del "[file rootname [file tail [lindex $p 1]]].o"
 686                 }
 687                 foreach f $del {
 688                     file delete $f
 689                 }
 690             }
 691             set runtests $hold_runtests
 692         } elseif { $test_line == "// rundir" } {
 693             set hold_runtests $runtests
 694             set runtests "go-test.exp"
 695             set dir "[file rootname $test].dir"
 696             set files [lsort [glob "$dir/*.go"]]
 697             set packages [go-find-packages $test $name $files]
 698             if { [llength $packages] > 0 } {
 699                 set dg-do-what-default "assemble"
 700                 set del [list]
 701                 set last [lindex $packages end]
 702                 set packages [lreplace $packages end end]
 703                 foreach p $packages {
 704                     dg-test -keep-output [lrange $p 1 end] "-O" "-w $DEFAULT_GOCFLAGS"
 705                     lappend del "[file rootname [file tail [lindex $p 1]]].o"
 706                 }
 707                 set dg-do-what-default "link"
 708                 set go_compile_args ""
 709                 append go_compile_args [lrange $last 2 end]
 710                 append go_compile_args $del
 711                 go-torture-execute [lindex $last 1]
 712                 foreach f $del {
 713                     file delete $f
 714                 }
 715             }
 716             set runtests $hold_runtests
 717         } elseif { $test_line == "// rundircmpout" } {
 718             set hold_runtests $runtests
 719             set runtests "go-test.exp"
 720             set dir "[file rootname $test].dir"
 721             set files [lsort [glob "$dir/*.go"]]
 722             set packages [go-find-packages $test $name $files]
 723             if { [llength $packages] > 0 } {
 724                 set dg-do-what-default "assemble"
 725                 set del [list]
 726                 set last [lindex $packages end]
 727                 set packages [lreplace $packages end end]
 728                 foreach p $packages {
 729                     dg-test -keep-output [lrange $p 1 end] "-O" "-w $DEFAULT_GOCFLAGS"
 730                     lappend del "[file rootname [file tail [lindex $p 1]]].o"
 731                 }
 732                 set dg-do-what-default "link"
 733                 dg-test -keep-output [lrange $last 1 end] "$del -O" "-w $DEFAULT_GOCFLAGS"
 734                 set base "[file rootname [file tail [lindex $last 1]]]"
 735                 set output_file "./$base.exe"
 736                 lappend del $output_file
 737                 if [isnative] {
 738                     verbose -log "$output_file >$base.p 2>&1"
 739                     if { [catch "exec $output_file 2>$base.p" catcherr] != 0 } {
 740                         verbose -log $catcherr
 741                         fail "$name execution"
 742                         untested "$name compare"
 743                     } else {
 744                         pass "$name execution"
 745                         regsub "\\.go$" "$test" ".out" expect
 746                         filecmp $expect $base.p "$name compare"
 747                     }
 748                     lappend del $base.p
 749                 }
 750                 foreach f $del {
 751                     file delete $f
 752                 }
 753             }
 754             set runtests $hold_runtests
 755         } elseif { "$test_line" == ""
 756                    || [string match "// true*" $test_line]
 757                    || [string match "// skip*" $test_line] } {
 758             # Not a real test, just ignore.
 759         } elseif { [string match \
 760                         "// \$G \$D/\$F.dir/bug0.go && errchk \$G \$D/\$F.dir/bug1.go" \
 761                         $test_line] \
 762                        || [string match \
 763                                "// \$G \$D/\$F.dir/io.go && errchk \$G -e \$D/\$F.dir/main.go" \
 764                                $test_line] } {
 765             if { [string match \
 766                       "// \$G \$D/\$F.dir/bug0.go && errchk \$G \$D/\$F.dir/bug1.go" \
 767                       $test_line] } {
 768                 set name1 "bug0.go"
 769                 set name2 "bug1.go"
 770             } elseif { [string match \
 771                             "// \$G \$D/\$F.dir/io.go && errchk \$G -e \$D/\$F.dir/main.go" \
 772                             $test_line] } {
 773                 set name1 "io.go"
 774                 set name2 "main.go"
 775             }
 776             set hold_runtests $runtests
 777             set runtests "go-test.exp"
 778             set dg-do-what-default "assemble"
 779             regsub "\\.go$" $test ".dir/$name1" file1
 780             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 781             regsub "\\.go$" $test ".dir/$name2" file2
 782             errchk $file2 ""
 783             file delete "[file rootname [file tail $file1]].o"
 784             set runtests $hold_runtests
 785         } elseif { [string match \
 786                         "// \$G \$D/\${F}1.go && errchk \$G \$D/\$F.go" \
 787                         $test_line ] } {
 788             set hold_runtests $runtests
 789             set runtests "go-test.exp"
 790             set dg-do-what-default "assemble"
 791             regsub "\\.go$" $test "1.go" file1
 792             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 793             errchk $test ""
 794             file delete "[file rootname [file tail $file1]].o"
 795             set runtests $hold_runtests
 796         } elseif { [string match \
 797                         "// \$G \$D/\$F.dir/bug0.go && \$G \$D/\$F.dir/bug1.go && errchk \$G \$D/\$F.dir/bug2.go" \
 798                         $test_line] } {
 799             set hold_runtests $runtests
 800             set runtests "go-test.exp"
 801             set dg-do-what-default "assemble"
 802             regsub "\\.go$" $test ".dir/bug0.go" file1
 803             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 804             regsub "\\.go$" $test ".dir/bug1.go" file2
 805             dg-test -keep-output $file2 "-O" "-w $DEFAULT_GOCFLAGS"
 806             regsub "\\.go$" $test ".dir/bug2.go" file3
 807             errchk $file3 ""
 808             file delete "[file rootname [file tail $file1]].o"
 809             file delete "[file rootname [file tail $file2]].o"
 810             set runtests $hold_runtests
 811         } elseif { [string match \
 812                         "// \$G \$D/bug160.dir/x.go && \$G \$D/bug160.dir/y.go && \$L y.\$A && ./\$A.out" \
 813                         $test_line] \
 814                        || [string match \
 815                                "// \$G \$D/\$F.dir/p.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out" \
 816                                $test_line] \
 817                        || $test_line == "// \$G \$D/\$F.dir/p1.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out" \
 818                        || $test_line == "// \$G \$D/\$F.dir/lib.go && \$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out" \
 819                        || $test_line == "// \$G \$D/method4a.go && \$G \$D/\$F.go && \$L \$F.\$A && ./$\A.out" } {
 820             if { [string match \
 821                         "// \$G \$D/bug160.dir/x.go && \$G \$D/bug160.dir/y.go && \$L y.\$A && ./\$A.out" \
 822                       $test_line] } {
 823                 set name1 "x.go"
 824                 set name2 "y.go"
 825             } elseif { [string match \
 826                            "// \$G \$D/\$F.dir/p.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out" \
 827                             $test_line] } {
 828                 set name1 "p.go"
 829                 set name2 "main.go"
 830             } elseif { $test_line == "// \$G \$D/\$F.dir/p1.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out" } {
 831                 set name1 "p1.go"
 832                 set name2 "main.go"
 833             } elseif { $test_line == "// \$G \$D/\$F.dir/lib.go && \$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out" } {
 834                 set name1 "lib.go"
 835                 set name2 ""
 836             } elseif { $test_line == "// \$G \$D/method4a.go && \$G \$D/\$F.go && \$L \$F.\$A && ./$\A.out" } {
 837                 set name1 "method4a.go"
 838                 set name2 ""
 839             }
 840             set hold_runtests $runtests
 841             set runtests "go-test.exp"
 842             set dg-do-what-default "assemble"
 843             regsub "\\.go$" $test ".dir/$name1" file1
 844             if { $name1 == "method4a.go" } {
 845                 set file1 "[file dirname $test]/method4a.go"
 846             }
 847             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 848             set ofile1 "[file rootname [file tail $file1]].o"
 849             regsub "\\.go$" $test ".dir/$name2" file2
 850             if { $name2 == "" } {
 851                 set file2 $test
 852             }
 853             dg-test -keep-output $file2 "-O" "-w $DEFAULT_GOCFLAGS"
 854             set ofile2 "[file rootname [file tail $file2]].o"
 855             set dg-do-what-default "link"
 856             set output_file "./[file rootname [file tail $test]].exe"
 857             set comp_output [go_target_compile "$ofile1 $ofile2" \
 858                                  $output_file "executable" "$options"]
 859             set comp_output [go-dg-prune $target_triplet $comp_output]
 860             verbose -log $comp_output
 861             set result [go_load "$output_file" "" ""]
 862             set status [lindex $result 0]
 863             $status $name
 864             file delete $ofile1 $ofile2 $output_file
 865             set runtests $hold_runtests
 866         } elseif { $test_line == "// \$G \$D/\$F.dir/one.go && \$G \$D/\$F.dir/two.go && \$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out" } {
 867             set hold_runtests $runtests
 868             set runtests "go-test.exp"
 869             set dg-do-what-default "assemble"
 870             regsub "\\.go$" $test ".dir/one.go" file1
 871             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 872             set ofile1 "[file rootname [file tail $file1]].o"
 873             regsub "\\.go$" $test ".dir/two.go" file2
 874             dg-test -keep-output $file2 "-O" "-w $DEFAULT_GOCFLAGS"
 875             set ofile2 "[file rootname [file tail $file2]].o"
 876             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
 877             set ofile3 "[file rootname [file tail $test]].o"
 878             set dg-do-what-default "link"
 879             set output_file "./[file rootname [file tail $test]].exe"
 880             set comp_output [go_target_compile "$ofile1 $ofile2 $ofile3" \
 881                                  $output_file "executable" "$options"]
 882             set comp_output [go-dg-prune $target_triplet $comp_output]
 883             verbose -log $comp_output
 884             set result [go_load "$output_file" "" ""]
 885             set status [lindex $result 0]
 886             $status $name
 887             file delete $ofile1 $ofile2 $ofile3 $output_file
 888             set runtests $hold_runtests
 889         } elseif { [string match \
 890                         "// \$G \$D/embed0.go && \$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out" \
 891                         $test_line ] } {
 892             set hold_runtests $runtests
 893             set runtests "go-test.exp"
 894             set dg-do-what-default "assemble"
 895             regsub "/\[^/\]*$" $test "/embed0.go" file1
 896             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 897             set ofile1 "[file rootname [file tail $file1]].o"
 898             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
 899             set ofile2 "[file rootname [file tail $test]].o"
 900             set output_file "./[file rootname [file tail $test]].exe"
 901             set comp_output [go_target_compile "$ofile1 $ofile2" \
 902                                  $output_file "executable" "$options"]
 903             set comp_output [go-dg-prune $target_triplet $comp_output]
 904             if [string match "" $comp_output] {
 905                 set result [go_load "$output_file" "" ""]
 906                 set status [lindex $result 0]
 907                 $status $name
 908             } else {
 909                 verbose -log $comp_output
 910                 fail $name
 911             }
 912             file delete $ofile1 $ofile2 $output_file
 913             set runtests $hold_runtests
 914         } elseif { [string match \
 915                         "// \$G \$D/\$F.dir/lib.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out || echo BUG*" \
 916                         $test_line ] || \
 917                        [string match \
 918                             "// \$G \$D/\$F.dir/p.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out || echo BUG*" \
 919                             $test_line ] } {
 920             if { [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                 set name1 "lib.go"
 924                 set name2 "main.go"
 925             } elseif { [string match \
 926                             "// \$G \$D/\$F.dir/p.go && \$G \$D/\$F.dir/main.go && \$L main.\$A && ./\$A.out || echo BUG*" \
 927                             $test_line ] } {
 928                 set name1 "p.go"
 929                 set name2 "main.go"
 930             }
 931             set hold_runtests $runtests
 932             set runtests "go-test.exp"
 933             set dg-do-what-default "assemble"
 934             regsub "\\.go$" $test ".dir/$name1" file1
 935             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
 936             set ofile1 "[file rootname [file tail $file1]].o"
 937             regsub "\\.go$" $test ".dir/$name2" file2
 938             dg-test -keep-output $file2 "-O" "-w $DEFAULT_GOCFLAGS"
 939             set ofile2 "[file rootname [file tail $file2]].o"
 940             set dg-do-what-default "link"
 941             set output_file "./[file rootname [file tail $file2]].exe"
 942             set comp_output [go_target_compile "$ofile1 $ofile2" \
 943                                  $output_file "executable" "$options"]
 944             set comp_output [go-dg-prune $target_triplet $comp_output]
 945             if [string match "" $comp_output] {
 946                 set result [go_load "$output_file" "" ""]
 947                 set status [lindex $result 0]
 948                 $status $name
 949             } else {
 950                 verbose -log $comp_output
 951                 fail $name
 952             }
 953             file delete $ofile1 $ofile2 $output_file
 954             set runtests $hold_runtests
 955         } elseif { $test_line == "// \$G \$D/\$F.dir/bug0.go &&" \
 956                        && $test_line2 == "// \$G \$D/\$F.dir/bug1.go &&" \
 957                        && $test_line3 == "// \$G \$D/\$F.dir/bug2.go &&" \
 958                        && $test_line4 == "// errchk \$G -e \$D/\$F.dir/bug3.go &&" \
 959                        && $test_line5 == "// \$L bug2.\$A &&" \
 960                        && [string match "// ./\$A.out || echo BUG*" $test_line6] } {
 961             set hold_runtests $runtests
 962             set runtests "go-test.exp"
 963             set dg-do-what-default "assemble"
 964             regsub "\\.go$" $test ".dir/bug0.go" file0
 965             dg-test -keep-output $file0 "-O -fgo-prefix=bug0" "-w $DEFAULT_GOCFLAGS"
 966             set ofile0 "[file rootname [file tail $file0]].o"
 967             regsub "\\.go$" $test ".dir/bug1.go" file1
 968             dg-test -keep-output $file1 "-O -fgo-prefix=bug1" "-w $DEFAULT_GOCFLAGS"
 969             set ofile1 "[file rootname [file tail $file1]].o"
 970             regsub "\\.go$" $test ".dir/bug2.go" file2
 971             dg-test -keep-output $file2 "-O" "-w $DEFAULT_GOCFLAGS"
 972             set ofile2 "[file rootname [file tail $file2]].o"
 973             regsub "\\.go$" $test ".dir/bug3.go" file3
 974             errchk $file3 ""
 975             set output_file "./[file rootname [file tail $test]].exe"
 976             set comp_output [go_target_compile "$ofile0 $ofile1 $ofile2" \
 977                                  $output_file "executable" "$options"]
 978             set comp-output [go-dg-prune $target_triplet $comp_output]
 979             if [string match "" $comp_output] {
 980                 set result [go_load "$output_file" "" ""]
 981                 set status [lindex $result 0]
 982                 $status $name
 983             } else {
 984                 verbose -log $comp_output
 985                 fail $name
 986             }
 987             file delete $ofile0 $ofile1 $ofile2 $output_file
 988             set runtests $hold_runtests
 989         } elseif { $test_line == "// \$G \$D/import2.go && \$G \$D/\$F\.go" \
 990                        || $test_line == "// \$G \$D/recursive1.go && \$G \$D/\$F.go" } {
 991             if { $test_line == "// \$G \$D/import2.go && \$G \$D/\$F\.go" } {
 992                 set name1 "import2.go"
 993             } elseif { $test_line == "// \$G \$D/recursive1.go && \$G \$D/\$F.go" } {
 994                 set name1 "recursive1.go"
 995             }
 996             set hold_runtests $runtests
 997             set runtests "go-test.exp"
 998             set dg-do-what-default "assemble"
 999             regsub "/\[^/\]*$" $test "/${name1}" file1
1000             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
1001             set ofile1 "[file rootname [file tail $file1]].o"
1002             dg-test $test "-O" "-w $DEFAULT_GOCFLAGS"
1003             file delete $ofile1
1004             set runtests $hold_runtests
1005         } elseif { $test_line == "// \$G \$D/ddd2.go && \$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out" } {
1006             set hold_runtests $runtests
1007             set runtests "go-test.exp"
1008             set dg-do-what-default "assemble"
1009             regsub "/\[^/\]*$" $test "/ddd2.go" file1
1010             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
1011             set ofile1 "[file rootname [file tail $file1]].o"
1012             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
1013             set ofile2 "[file rootname [file tail $test]].o"
1014             set output_file "./[file rootname [file tail $test]].exe"
1015             set comp_output [go_target_compile "$ofile1 $ofile2" \
1016                                  $output_file "executable" "$options"]
1017             set comp_output [go-dg-prune $target_triplet $comp_output]
1018             if [string match "" $comp_output] {
1019                 set result [go_load "$output_file" "" ""]
1020                 set status [lindex $result 0]
1021                 $status $name
1022             } else {
1023                 verbose -log $comp_output
1024                 fail $name
1025             }
1026             file delete $ofile1 $ofile2 $output_file
1027             set runtests $hold_runtests
1028         } elseif { $test_line == "// run cmplxdivide1.go" } {
1029             regsub "/\[^/\]*$" $test "/cmplxdivide1.go" test2
1030             set output_file "./[file rootname [file tail $test]].o"
1031             set comp_output [go_target_compile "$test $test2" \
1032                                  $output_file "executable" "$options"]
1033             set comp_output [go-dg-prune $target_triplet $comp_output]
1034             if [string match "" $comp_output] {
1035                 set result [go_load "$output_file" "" ""]
1036                 set status [lindex $result 0]
1037                 $status $name
1038             } else {
1039                 verbose -log $comp_output
1040                 fail $name
1041             }
1042             file delete $output_file
1043         } elseif { $test_line == "// \$G \$D/\$F.go && \$L \$F.\$A &&" \
1044                        && $test_line2 == "// ./\$A.out -pass 0 >tmp.go && \$G tmp.go && \$L -o \$A.out1 tmp.\$A && ./\$A.out1 &&" \
1045                        && $test_line3 == "// ./\$A.out -pass 1 >tmp.go && errchk \$G -e tmp.go &&" \
1046                        && $test_line4 == "// ./\$A.out -pass 2 >tmp.go && errchk \$G -e tmp.go" } {
1047             set go_execute_args ""
1048             set hold_runtests $runtests
1049             set runtests "go-test.exp"
1050             set dg-do-what-default "link"
1051             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
1052             set output_file "./[file rootname [file tail $test]].exe"
1053             if [isnative] {
1054                 if { [catch "exec $output_file -pass 0 >tmp.go"] != 0 } {
1055                     fail "$name execution 0"
1056                 } else {
1057                     pass "$name execution 0"
1058                     file delete tmp.x
1059                     # Disable optimizations as this test takes a long time
1060                     # to compile.
1061                     set TORTURE_OPTIONS [list { -O0 -g -fno-var-tracking-assignments }]
1062                     go-torture-execute "./tmp.go"
1063                 }
1064                 if { [catch "exec $output_file -pass 1 >tmp.go"] != 0 } {
1065                     fail "$name execution 1"
1066                 } else {
1067                     pass "$name execution 1"
1068                     errchk tmp.go ""
1069                 }
1070                 if { [catch "exec $output_file -pass 2 >tmp.go"] != 0 } {
1071                     fail "$name execution 2"
1072                 } else {
1073                     pass "$name execution 2"
1074                     errchk tmp.go ""
1075                 }
1076                 file delete tmp.go
1077             }
1078             file delete $output_file
1079             set runtests $hold_runtests
1080         } elseif { $test_line == "// \$G \$D/\$F.go && \$L \$F.\$A && ./\$A.out >tmp.go &&" \
1081                         && $test_line2 == "// errchk \$G -e tmp.go" } {
1082             set go_execute_args ""
1083             set hold_runtests $runtests
1084             set runtests "go-test.exp"
1085             set dg-do-what-default "link"
1086             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
1087             set output_file "./[file rootname [file tail $test]].exe"
1088             if [isnative] {
1089                 if { [catch "exec $output_file >tmp.go"] != 0 } {
1090                     fail "$name execution"
1091                 } else {
1092                     pass "$name execution"
1093                     file delete tmp.x
1094                     errchk tmp.go ""
1095                 }
1096             }
1097             file delete $output_file
1098             set runtests $hold_runtests
1099         } elseif { $test_line == "// errchk \$G -e \$D/\$F.dir/\[ab\].go" } {
1100             regsub "\\.go$" $test ".dir/a.go" file1
1101             regsub "\\.go$" $test ".dir/b.go" file2
1102             errchk "$file1" "$file2"
1103         } elseif { $test_line == "// \$G -N -o slow.\$A \$D/bug369.dir/pkg.go &&" \
1104                        && $test_line2 == "// \$G -o fast.\$A \$D/bug369.dir/pkg.go &&" \
1105                        && $test_line3 == "// run" } {
1106             set hold_runtests $runtests
1107             set runtests "go-test.exp"
1108             set dg-do-what-default "assemble"
1109             regsub "\\.go$" $test ".dir/pkg.go" file1
1110             dg-test -keep-output $file1 "" "-fgo-prefix=slow -w $DEFAULT_GOCFLAGS"
1111             set ofile1 "[file rootname [file tail $file1]].o"
1112             file rename -force $ofile1 slow.o
1113             dg-test -keep-output $file1 "-O2" "-fgo-prefix=fast -w $DEFAULT_GOCFLAGS"
1114             file rename -force $ofile1 fast.o
1115             set ofile2 "[file rootname [file tail $test]].o"
1116             dg-test -keep-output $test "-O" "-w $DEFAULT_GOCFLAGS"
1117             set output_file "./[file rootname [file tail $test]].exe"
1118             set comp_output [go_target_compile "$ofile2 slow.o fast.o" \
1119                                  $output_file "executable" "$options"]
1120             set comp_output [go-dg-prune $target_triplet $comp_output]
1121             if [string match "" $comp_output] {
1122                 set result [go_load "$output_file" "" ""]
1123                 set status [lindex $result 0]
1124                 $status $name
1125             } else {
1126                 verbose -log $comp_output
1127                 fail $name
1128             }
1129             file delete slow.o fast.o $ofile2 $output_file
1130             set runtests $hold_runtests
1131         } elseif { [string match \
1132                         "// \$G \$D/\$F.dir/pkg.go && \$G \$D/\$F.go || echo *" \
1133                         $test_line ] } {
1134             set hold_runtests $runtests
1135             set runtests "go-test.exp"
1136             set dg-do-what-default "assemble"
1137             regsub "\\.go$" $test ".dir/pkg.go" file1
1138             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
1139             dg-test $test "-O" "-w $DEFAULT_GOCFLAGS"
1140             file delete "[file rootname [file tail $file1]].o"
1141             set runtests $hold_runtests
1142         } elseif { [string match "// \$G \$D/\$F.dir/one.go && \$G \$D/\$F.dir/two.go || echo BUG*" \
1143                         $test_line ] } {
1144             set hold_runtests $runtests
1145             set runtests "go-test.exp"
1146             set dg-do-what-default "assemble"
1147             regsub "\\.go$" $test ".dir/one.go" file1
1148             dg-test -keep-output $file1 "-O" "-w $DEFAULT_GOCFLAGS"
1149             set ofile1 "[file rootname [file tail $file1]].o"
1150             regsub "\\.go$" $test ".dir/two.go" file2
1151             dg-test $file2 "-O" "-w $DEFAULT_GOCFLAGS"
1152             file delete $ofile1
1153             set runtests $hold_runtests
1154         } elseif { $test_line == "// \$G \$D/bug302.dir/p.go && pack grc pp.a p.\$A && \$G \$D/bug302.dir/main.go" \
1155                    || $test_line == "// \$G \$D/empty.go && errchk \$G \$D/\$F.go" } {
1156             # These tests import the same package under two different
1157             # names, which gccgo does not support.
1158         } elseif { $test_line == "// \$G -S \$D/\$F.go | egrep initdone >/dev/null && echo BUG sinit || true" } {
1159             # This tests whether initializers are written out
1160             # statically.  gccgo does not provide a way to test that,
1161             # as an initializer will be generated for any code which
1162             # has global variables which need to be registered as GC
1163             # roots.
1164         } elseif { $test_line == "// errorcheck -0 -m"
1165                    || $test_line == "// errorcheck -0 -m -l" } {
1166             # This tests debug output of the gc compiler, which is
1167             # meaningless for gccgo.
1168         } elseif { $test_line == "// \[ \$A == 6 \] || errchk \$G -e \$D/\$F.go" \
1169                        || $test_line == "// \[ \$A != 6 \]  || errchk \$G -e \$D/\$F.go" } {
1170             # This tests specific handling of the gc compiler on types
1171             # that are too large.  It is target specific in a way I
1172             # haven't bothered to check for here.
1173         } elseif { $test_line == "// \$G \$D/\$F.go && \$L -X main.tbd hello \$F.\$A && ./\$A.out" } {
1174             # This tests the gc ld -X option, which gccgo does not
1175             # support.
1176         } 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"
1177                    || $test_line == "// \$G \$D/pkg.go && pack grcS pkg.a pkg.\$A 2> /dev/null && rm pkg.\$A && \$G -I. -u \$D/main.go" } {
1178             # This tests the gc -u option, which gccgo does not
1179             # support.
1180         } elseif { $test_line == "// errorcheck -0 -N -d=nil" \
1181                        || $test_line == "// errorcheck -0 -d=nil" } {
1182             # This tests gc nil pointer checks using -d=nil, which
1183             # gccgo does not support.
1184         } else {
1185             clone_output "$name: unrecognized test line: $test_line"
1186             unsupported $name
1187         }
1188
1189         set go_compile_args ""
1190         set go_execute_args ""
1191         set TORTURE_OPTIONS [list { -O2 -g }]
1192         gcc_parallel_test_enable 1
1193     }
1194
1195     set dg-do-what-default ${saved-dg-do-what-default}
1196     set TORTURE_OPTIONS $saved_torture_options
1197 }
1198
1199 go-gc-tests