1# Copyright (C) 1997-2018 Free Software Foundation, Inc. 2 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 3 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with GCC; see the file COPYING3. If not see 15# <http://www.gnu.org/licenses/>. 16 17load_lib dg.exp 18load_lib file-format.exp 19load_lib target-supports.exp 20load_lib target-supports-dg.exp 21load_lib scanasm.exp 22load_lib scanrtl.exp 23load_lib scantree.exp 24load_lib scanipa.exp 25load_lib scanlang.exp 26load_lib timeout.exp 27load_lib timeout-dg.exp 28load_lib prune.exp 29load_lib libgloss.exp 30load_lib target-libpath.exp 31load_lib torture-options.exp 32load_lib fortran-modules.exp 33load_lib multiline.exp 34 35# We set LC_ALL and LANG to C so that we get the same error messages as expected. 36setenv LC_ALL C 37setenv LANG C 38 39# Many hosts now default to a non-ASCII C locale, however, so 40# they can set a charset encoding here if they need. 41if { [ishost "*-*-cygwin*"] } { 42 setenv LC_ALL C.ASCII 43 setenv LANG C.ASCII 44} 45 46# Avoid sporadic data-losses with expect 47match_max -d 10000 48 49# Ensure GCC_COLORS is unset, for the rare testcases that verify 50# how output is colorized. 51if [info exists ::env(GCC_COLORS) ] { 52 unsetenv GCC_COLORS 53} 54 55global GCC_UNDER_TEST 56if ![info exists GCC_UNDER_TEST] { 57 set GCC_UNDER_TEST "[find_gcc]" 58} 59 60# This file may be sourced, so don't override environment settings 61# that have been previously setup. 62if { $orig_environment_saved == 0 } { 63 append ld_library_path [gcc-set-multilib-library-path $GCC_UNDER_TEST] 64 set_ld_library_path_env_vars 65} 66 67# Some torture-options cause intermediate code output, unusable for 68# testing using e.g. scan-assembler. In this variable are the options 69# how to force it, when needed. 70global gcc_force_conventional_output 71set gcc_force_conventional_output "" 72 73set LTO_TORTURE_OPTIONS "" 74if [info exists TORTURE_OPTIONS] { 75 set DG_TORTURE_OPTIONS $TORTURE_OPTIONS 76} else { 77 # It is theoretically beneficial to group all of the O2/O3 options together, 78 # as in many cases the compiler will generate identical executables for 79 # all of them--and the c-torture testsuite will skip testing identical 80 # executables multiple times. 81 # Also note that -finline-functions is explicitly included in one of the 82 # items below, even though -O3 is also specified, because some ports may 83 # choose to disable inlining functions by default, even when optimizing. 84 set DG_TORTURE_OPTIONS [list \ 85 { -O0 } \ 86 { -O1 } \ 87 { -O2 } \ 88 { -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions } \ 89 { -O3 -g } \ 90 { -Os } ] 91 92 if [check_effective_target_lto] { 93 # When having plugin test both slim and fat LTO and plugin/nonplugin 94 # path. 95 if [check_linker_plugin_available] { 96 set LTO_TORTURE_OPTIONS [list \ 97 { -O2 -flto -fno-use-linker-plugin -flto-partition=none } \ 98 { -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects } 99 ] 100 } else { 101 set LTO_TORTURE_OPTIONS [list \ 102 { -O2 -flto -flto-partition=none } \ 103 { -O2 -flto } 104 ] 105 } 106 set gcc_force_conventional_output "-ffat-lto-objects" 107 } 108} 109 110if [info exists ADDITIONAL_TORTURE_OPTIONS] { 111 set DG_TORTURE_OPTIONS \ 112 [concat $DG_TORTURE_OPTIONS $ADDITIONAL_TORTURE_OPTIONS] 113} 114 115global orig_environment_saved 116 117# Deduce generated files from tool flags, return finalcode string 118proc schedule-cleanups { opts } { 119 global additional_sources 120 set finalcode "" 121 set testcases {} 122 lappend testcases [lindex [testname-for-summary] 0] 123 verbose "Cleanup testcases: $testcases" 4 124 if { [info exists additional_sources] && $additional_sources != "" } { 125 lappend testcases $additional_sources 126 verbose "Cleanup testcases, additional: $additional_sources" 4 127 } 128 verbose "Cleanup all options: $opts" 4 129 130 # First some fixups to transform stuff to something manageable .. 131 # --dump= should translate to -d with joined operand. 132 if [regexp -- {(^|\s+)--dump=[^\s]+(\s+|$)} $opts] { 133 regsub -all -- {--dump=} $opts {-d} opts 134 } 135 # -da and -dx are treated as shorthand for -fdump-rtl-all here 136 if [regexp -- {(^|\s+)-d[ax](\s+|$)} $opts] { 137 verbose "Cleanup -d seen" 4 138 lappend opts "-fdump-rtl-all" 139 } 140 # .. and don't question why there is --dump=? and -d? 141 142 # Then handle options that generate non-dump files 143 # TODO 144 # -fprofile-generate -> cleanup-coverage-files() 145 # -fstack-usage -> cleanup-stack-usage() 146 if [regexp -- {(^|\s+)-fstack-usage(\s+|$)} $opts] { 147 verbose "Cleanup -fstack-usage seen" 4 148# append finalcode "cleanup-stack-usage\n" 149 } 150 global keep_saved_temps_suffixes 151 if [info exists keep_saved_temps_suffixes ] { 152 verbose "dg-keep-saved-temps ${keep_saved_temps_suffixes}" 2 153 } 154 # -save-temps -> cleanup-saved-temps() 155 if [regexp -- {(^|\s+)-save-temps(\s+|$)} $opts] { 156 verbose "Cleanup -save-temps seen" 4 157 if [info exists keep_saved_temps_suffixes] { 158 append finalcode "cleanup-saved-temps ${keep_saved_temps_suffixes}\n" 159 } else { 160 append finalcode "cleanup-saved-temps\n" 161 } 162 } else { 163 if [info exists keep_saved_temps_suffixes ] { 164 error "dg-keep-saved-temps specified but testcase does not -save-temps" 165 return 166 } 167 } 168 # Finally see if there are any dumps in opts, otherwise we are done 169 if [regexp -- {(?=(?:^|[ \t]+)?)-fdump-[^ \t]+(?=(?:$|[ \t]+)?)} $opts] { 170 # Lang, Ipa, Rtl, Tree for simplicity 171 set ptn "{l,i,r,t}" 172 } else { 173 return $finalcode 174 } 175 # stem.ext.<passnum><fam>.<passname><pass-instances> 176 # (tree)passes can have multiple instances, thus optional trailing * 177 set ptn "\[0-9\]\[0-9\]\[0-9\]$ptn.*" 178 # Handle ltrans files around -flto 179 if [regexp -- {(^|\s+)-flto(\s+|$)} $opts] { 180 verbose "Cleanup -flto seen" 4 181 set ltrans "{ltrans\[0-9\]*.,}" 182 } else { 183 set ltrans "" 184 } 185 set ptn "$ltrans$ptn" 186 verbose "Cleanup final ptn: $ptn" 4 187 set tfiles {} 188 foreach src $testcases { 189 set basename [file tail $src] 190 if { $ltrans != "" } { 191 # ??? should we use upvar 1 output_file instead of this (dup ?) 192 set stem [file rootname $basename] 193 set basename_ext [file extension $basename] 194 if {$basename_ext != ""} { 195 regsub -- {^.*\.} $basename_ext {} basename_ext 196 } 197 lappend tfiles "$stem.{$basename_ext,exe}" 198 unset basename_ext 199 } else { 200 lappend tfiles $basename 201 } 202 } 203 if { [llength $tfiles] > 1 } { 204 set tfiles [join $tfiles ","] 205 set tfiles "{$tfiles}" 206 } 207 verbose "Cleanup final testcases: $tfiles" 4 208 # We have to quote the regex 209 regsub -all {([][$^?+*()|\\{}])} "$tfiles.$ptn" {\\\1} ptn 210 set final "" 211 append final {remove-build-file } 212 append final "\"$ptn\"" 213 verbose "Cleanup final: $final" 4 214 append finalcode "$final\n" 215 216 return $finalcode 217} 218 219# Define gcc callbacks for dg.exp. 220 221proc gcc-dg-test-1 { target_compile prog do_what extra_tool_flags } { 222 # Set up the compiler flags, based on what we're going to do. 223 224 set options [list] 225 226 # Tests should be able to use "dg-do repo". However, the dg test 227 # driver checks the argument to dg-do against a list of acceptable 228 # options, and "repo" is not among them. Therefore, we resort to 229 # this ugly approach. 230 if [string match "*-frepo*" $extra_tool_flags] then { 231 set do_what "repo" 232 } 233 234 switch $do_what { 235 "preprocess" { 236 set compile_type "preprocess" 237 set output_file "[file rootname [file tail $prog]].i" 238 } 239 "compile" { 240 set compile_type "assembly" 241 set output_file "[file rootname [file tail $prog]].s" 242 } 243 "assemble" { 244 set compile_type "object" 245 set output_file "[file rootname [file tail $prog]].o" 246 } 247 "precompile" { 248 set compile_type "precompiled_header" 249 set output_file "[file tail $prog].gch" 250 } 251 "link" { 252 set compile_type "executable" 253 set output_file "[file rootname [file tail $prog]].exe" 254 # The following line is needed for targets like the i960 where 255 # the default output file is b.out. Sigh. 256 } 257 "repo" { 258 set compile_type "object" 259 set output_file "[file rootname [file tail $prog]].o" 260 } 261 "run" { 262 set compile_type "executable" 263 # FIXME: "./" is to cope with "." not being in $PATH. 264 # Should this be handled elsewhere? 265 # YES. 266 set output_file "./[file rootname [file tail $prog]].exe" 267 # This is the only place where we care if an executable was 268 # created or not. If it was, dg.exp will try to run it. 269 catch { remote_file build delete $output_file } 270 } 271 default { 272 perror "$do_what: not a valid dg-do keyword" 273 return "" 274 } 275 } 276 277 # Let { dg-final { action } } force options as returned by an 278 # optional proc ${action}_required_options. 279 upvar 2 dg-final-code finalcode 280 foreach x [split $finalcode "\n"] { 281 set finalcmd [lindex $x 0] 282 if { [info procs ${finalcmd}_required_options] != "" } { 283 set req [${finalcmd}_required_options] 284 if { $req != "" && [lsearch -exact $extra_tool_flags $req] == -1 } { 285 lappend extra_tool_flags $req 286 } 287 } 288 } 289 290 append finalcode [schedule-cleanups "$options $extra_tool_flags"] 291 if { $extra_tool_flags != "" } { 292 lappend options "additional_flags=$extra_tool_flags" 293 } 294 295 verbose "$target_compile $prog $output_file $compile_type $options" 4 296 set comp_output [$target_compile "$prog" "$output_file" "$compile_type" $options] 297 298 # Look for an internal compiler error, which sometimes masks the fact 299 # that we didn't get an expected error message. XFAIL an ICE via 300 # dg-xfail-if and use { dg-prune-output ".*internal compiler error.*" } 301 # to avoid a second failure for excess errors. 302 if [string match "*internal compiler error*" $comp_output] { 303 upvar 2 name name 304 fail "$name (internal compiler error)" 305 } 306 307 if { $do_what == "repo" } { 308 set object_file "$output_file" 309 set output_file "[file rootname [file tail $prog]].exe" 310 set comp_output \ 311 [ concat $comp_output \ 312 [$target_compile "$object_file" "$output_file" \ 313 "executable" $options] ] 314 } 315 316 return [list $comp_output $output_file] 317} 318 319proc gcc-dg-test { prog do_what extra_tool_flags } { 320 return [gcc-dg-test-1 gcc_target_compile $prog $do_what $extra_tool_flags] 321} 322 323# Global: should blank lines be allowed in the output? 324# By default, they should not be. (PR other/69006) 325# However, there are some ways for them to validly occur. 326set allow_blank_lines 0 327 328# A command for use by testcases to mark themselves as expecting 329# blank lines in the output. 330 331proc dg-allow-blank-lines-in-output { args } { 332 global allow_blank_lines 333 set allow_blank_lines 1 334} 335 336proc gcc-dg-prune { system text } { 337 global additional_prunes 338 339 # Extra prune rules that will apply to tests defined in a .exp file. 340 # Always remember to clear it in .exp file after executed all tests. 341 global dg_runtest_extra_prunes 342 343 # Complain about blank lines in the output (PR other/69006) 344 global allow_blank_lines 345 if { !$allow_blank_lines } { 346 set num_blank_lines [llength [regexp -all -inline "\n\n" $text]] 347 if { $num_blank_lines } { 348 global testname_with_flags 349 fail "$testname_with_flags $num_blank_lines blank line(s) in output" 350 } 351 set allow_blank_lines 0 352 } 353 354 set text [prune_gcc_output $text] 355 356 foreach p "$additional_prunes $dg_runtest_extra_prunes" { 357 if { [string length $p] > 0 } { 358 # Following regexp matches a complete line containing $p. 359 regsub -all "(^|\n)\[^\n\]*$p\[^\n\]*" $text "" text 360 } 361 } 362 363 # If we see "region xxx is full" then the testcase is too big for ram. 364 # This is tricky to deal with in a large testsuite like c-torture so 365 # deal with it here. Just mark the testcase as unsupported. 366 if [regexp "(^|\n)\[^\n\]*: region \[^\n\]* is full" $text] { 367 # The format here is important. See dg.exp. 368 return "::unsupported::memory full" 369 } 370 371 if { [regexp "(^|\n)\[^\n\]*: relocation truncated to fit" $text] 372 && [check_effective_target_tiny] } { 373 return "::unsupported::memory full" 374 } 375 376 # Likewise, if we see ".text exceeds local store range" or 377 # similar. 378 if {[string match "spu-*" $system] && \ 379 [string match "*exceeds local store*" $text]} { 380 # The format here is important. See dg.exp. 381 return "::unsupported::memory full" 382 } 383 384 return $text 385} 386 387# Replace ${tool}_load with a wrapper to provide for an expected nonzero 388# exit status. Multiple languages include this file so this handles them 389# all, not just gcc. 390if { [info procs ${tool}_load] != [list] \ 391 && [info procs saved_${tool}_load] == [list] } { 392 rename ${tool}_load saved_${tool}_load 393 394 proc ${tool}_load { program args } { 395 global tool 396 global shouldfail 397 global set_target_env_var 398 399 set saved_target_env_var [list] 400 if { [info exists set_target_env_var] \ 401 && [llength $set_target_env_var] != 0 } { 402 if { [is_remote target] } { 403 return [list "unsupported" ""] 404 } 405 set-target-env-var 406 } 407 set result [eval [list saved_${tool}_load $program] $args] 408 if { [info exists set_target_env_var] \ 409 && [llength $set_target_env_var] != 0 } { 410 restore-target-env-var 411 } 412 if { $shouldfail != 0 } { 413 switch [lindex $result 0] { 414 "pass" { set status "fail" } 415 "fail" { set status "pass" } 416 default { set status [lindex $result 0] } 417 } 418 set result [list $status [lindex $result 1]] 419 } 420 421 set result [list [lindex $result 0] [prune_file_path [lindex $result 1]]] 422 return $result 423 } 424} 425 426proc dg-set-target-env-var { args } { 427 global set_target_env_var 428 if { [llength $args] != 3 } { 429 error "dg-set-target-env-var: need two arguments" 430 return 431 } 432 lappend set_target_env_var [list [lindex $args 1] [lindex $args 2]] 433} 434 435proc set-target-env-var { } { 436 global set_target_env_var 437 upvar 1 saved_target_env_var saved_target_env_var 438 foreach env_var $set_target_env_var { 439 set var [lindex $env_var 0] 440 set value [lindex $env_var 1] 441 if [info exists ::env($var)] { 442 lappend saved_target_env_var [list $var 1 $::env($var)] 443 } else { 444 lappend saved_target_env_var [list $var 0] 445 } 446 setenv $var $value 447 } 448} 449 450proc restore-target-env-var { } { 451 upvar 1 saved_target_env_var saved_target_env_var 452 for { set env_vari [llength $saved_target_env_var] } { 453 [incr env_vari -1] >= 0 } {} { 454 set env_var [lindex $saved_target_env_var $env_vari] 455 set var [lindex $env_var 0] 456 if [lindex $env_var 1] { 457 setenv $var [lindex $env_var 2] 458 } else { 459 unsetenv $var 460 } 461 } 462} 463 464proc dg-set-compiler-env-var { args } { 465 global set_compiler_env_var 466 global saved_compiler_env_var 467 if { [llength $args] != 3 } { 468 error "dg-set-compiler-env-var: need two arguments" 469 return 470 } 471 set var [lindex $args 1] 472 set value [lindex $args 2] 473 if [info exists ::env($var)] { 474 lappend saved_compiler_env_var [list $var 1 $::env($var)] 475 } else { 476 lappend saved_compiler_env_var [list $var 0] 477 } 478 setenv $var $value 479 lappend set_compiler_env_var [list $var $value] 480} 481 482proc restore-compiler-env-var { } { 483 global saved_compiler_env_var 484 for { set env_vari [llength $saved_compiler_env_var] } { 485 [incr env_vari -1] >= 0 } {} { 486 set env_var [lindex $saved_compiler_env_var $env_vari] 487 set var [lindex $env_var 0] 488 if [lindex $env_var 1] { 489 setenv $var [lindex $env_var 2] 490 } else { 491 unsetenv $var 492 } 493 } 494} 495 496# Utility routines. 497 498# 499# search_for -- looks for a string match in a file 500# 501proc search_for { file pattern } { 502 set fd [open $file r] 503 while { [gets $fd cur_line]>=0 } { 504 if [string match "*$pattern*" $cur_line] then { 505 close $fd 506 return 1 507 } 508 } 509 close $fd 510 return 0 511} 512 513# Modified dg-runtest that can cycle through a list of optimization options 514# as c-torture does. 515proc gcc-dg-runtest { testcases flags default-extra-flags } { 516 global runtests 517 518 # Some callers set torture options themselves; don't override those. 519 set existing_torture_options [torture-options-exist] 520 if { $existing_torture_options == 0 } { 521 global DG_TORTURE_OPTIONS LTO_TORTURE_OPTIONS 522 torture-init 523 set-torture-options $DG_TORTURE_OPTIONS [list {}] $LTO_TORTURE_OPTIONS 524 } 525 dump-torture-options 526 527 foreach test $testcases { 528 global torture_with_loops torture_without_loops 529 # If we're only testing specific files and this isn't one of 530 # them, skip it. 531 if ![runtest_file_p $runtests $test] { 532 continue 533 } 534 535 # Look for a loop within the source code - if we don't find one, 536 # don't pass -funroll[-all]-loops. 537 if [expr [search_for $test "for*("]+[search_for $test "while*("]] { 538 set option_list $torture_with_loops 539 } else { 540 set option_list $torture_without_loops 541 } 542 543 set nshort [file tail [file dirname $test]]/[file tail $test] 544 545 foreach flags_t $option_list { 546 global torture_current_flags 547 set torture_current_flags "$flags_t" 548 verbose "Testing $nshort, $flags $flags_t" 1 549 dg-test $test "$flags $flags_t" ${default-extra-flags} 550 } 551 } 552 553 if { $existing_torture_options == 0 } { 554 torture-finish 555 } 556} 557 558proc gcc-dg-debug-runtest { target_compile trivial opt_opts testcases } { 559 global srcdir subdir 560 561 if ![info exists DEBUG_TORTURE_OPTIONS] { 562 set DEBUG_TORTURE_OPTIONS "" 563 foreach type {-gdwarf-2 -gstabs -gstabs+ -gxcoff -gxcoff+} { 564 set comp_output [$target_compile \ 565 "$srcdir/$subdir/$trivial" "trivial.S" assembly \ 566 "additional_flags=$type"] 567 if { ! [string match "*: target system does not support the * debug format*" \ 568 $comp_output] } { 569 remove-build-file "trivial.S" 570 foreach level {1 "" 3} { 571 if { ($type == "-gdwarf-2") && ($level != "") } { 572 lappend DEBUG_TORTURE_OPTIONS [list "${type}" "-g${level}"] 573 foreach opt $opt_opts { 574 lappend DEBUG_TORTURE_OPTIONS \ 575 [list "${type}" "-g${level}" "$opt" ] 576 } 577 } else { 578 lappend DEBUG_TORTURE_OPTIONS [list "${type}${level}"] 579 foreach opt $opt_opts { 580 lappend DEBUG_TORTURE_OPTIONS \ 581 [list "${type}${level}" "$opt" ] 582 } 583 } 584 } 585 } 586 } 587 } 588 589 verbose -log "Using options $DEBUG_TORTURE_OPTIONS" 590 591 global runtests 592 593 foreach test $testcases { 594 # If we're only testing specific files and this isn't one of 595 # them, skip it. 596 if ![runtest_file_p $runtests $test] { 597 continue 598 } 599 600 set nshort [file tail [file dirname $test]]/[file tail $test] 601 602 foreach flags $DEBUG_TORTURE_OPTIONS { 603 set doit 1 604 605 # These tests check for information which may be deliberately 606 # suppressed at -g1. 607 if { ([string match {*/debug-[126].c} "$nshort"] \ 608 || [string match {*/enum-1.c} "$nshort"] \ 609 || [string match {*/enum-[12].C} "$nshort"]) \ 610 && ([string match "*1" [lindex "$flags" 0] ] 611 || [lindex "$flags" 1] == "-g1") } { 612 set doit 0 613 } 614 615 # High optimization can remove the variable whose existence is tested. 616 # Dwarf debugging with commentary (-dA) preserves the symbol name in the 617 # assembler output, but stabs debugging does not. 618 # http://gcc.gnu.org/ml/gcc-regression/2003-04/msg00095.html 619 if { [string match {*/debug-[12].c} "$nshort"] \ 620 && [string match "*O*" "$flags"] \ 621 && ( [string match "*coff*" "$flags"] \ 622 || [string match "*stabs*" "$flags"] ) } { 623 set doit 0 624 } 625 626 if { $doit } { 627 verbose -log "Testing $nshort, $flags" 1 628 dg-test $test $flags "" 629 } 630 } 631 } 632} 633 634# Prune any messages matching ARGS[1] (a regexp) from test output. 635proc dg-prune-output { args } { 636 global additional_prunes 637 638 if { [llength $args] != 2 } { 639 error "[lindex $args 1]: need one argument" 640 return 641 } 642 643 lappend additional_prunes [lindex $args 1] 644} 645 646# Remove files matching the pattern from the build machine. 647proc remove-build-file { pat } { 648 verbose "remove-build-file `$pat'" 2 649 set file_list "[glob -nocomplain $pat]" 650 verbose "remove-build-file `$file_list'" 2 651 foreach output_file $file_list { 652 if [is_remote host] { 653 # Ensure the host knows the file is gone by deleting there 654 # first. 655 remote_file host delete $output_file 656 } 657 remote_file build delete $output_file 658 } 659} 660 661# Remove runtime-generated profile file for the current test. 662proc cleanup-profile-file { } { 663 remove-build-file "mon.out" 664 remove-build-file "gmon.out" 665} 666 667# Remove compiler-generated coverage files for the current test. 668proc cleanup-coverage-files { } { 669 global additional_sources_used 670 set testcase [testname-for-summary] 671 # The name might include a list of options; extract the file name. 672 set testcase [lindex $testcase 0] 673 remove-build-file "[file rootname [file tail $testcase]].gc??" 674 675 # Clean up coverage files for additional source files. 676 if [info exists additional_sources_used] { 677 foreach srcfile $additional_sources_used { 678 remove-build-file "[file rootname [file tail $srcfile]].gc??" 679 } 680 } 681} 682 683# Remove compiler-generated files from -repo for the current test. 684proc cleanup-repo-files { } { 685 global additional_sources_used 686 set testcase [testname-for-summary] 687 # The name might include a list of options; extract the file name. 688 set testcase [lindex $testcase 0] 689 remove-build-file "[file rootname [file tail $testcase]].o" 690 remove-build-file "[file rootname [file tail $testcase]].rpo" 691 692 # Clean up files for additional source files. 693 if [info exists additional_sources_used] { 694 foreach srcfile $additional_sources_used { 695 remove-build-file "[file rootname [file tail $srcfile]].o" 696 remove-build-file "[file rootname [file tail $srcfile]].rpo" 697 } 698 } 699} 700 701# Remove a final insns dump file for the current test. 702proc cleanup-final-insns-dump { } { 703 set testcase [testname-for-summary] 704 # The name might include a list of options; extract the file name. 705 set testcase [lindex $testcase 0] 706 remove-build-file "[file rootname [file tail $testcase]].s.gkd" 707 708 # Clean up files for additional source files. 709 if [info exists additional_sources_used] { 710 foreach srcfile $additional_sources_used { 711 remove-build-file "[file rootname [file tail $srcfile]].s.gkd" 712 } 713 } 714} 715 716# Remove a stack usage file for the current test. 717proc cleanup-stack-usage { } { 718 set testcase [testname-for-summary] 719 # The name might include a list of options; extract the file name. 720 set testcase [lindex $testcase 0] 721 remove-build-file "[file rootname [file tail $testcase]].su" 722 723 # Clean up files for additional source files. 724 if [info exists additional_sources_used] { 725 foreach srcfile $additional_sources_used { 726 remove-build-file "[file rootname [file tail $srcfile]].su" 727 } 728 } 729} 730 731# Remove an Ada spec file for the current test. 732proc cleanup-ada-spec { } { 733 global additional_sources_used 734 set testcase [testname-for-summary] 735 remove-build-file "[get_ada_spec_filename $testcase]" 736 737 # Clean up files for additional source files. 738 if [info exists additional_sources_used] { 739 foreach srcfile $additional_sources_used { 740 remove-build-file "[get_ada_spec_filename $srcfile]" 741 } 742 } 743} 744 745# Remove files kept by --save-temps for the current test. 746# 747# Currently this is only .i, .ii, .s and .o files, but more can be added 748# if there are tests generating them. 749# ARGS is a list of suffixes to NOT delete. 750proc cleanup-saved-temps { args } { 751 global additional_sources_used 752 set suffixes {} 753 754 # add the to-be-kept suffixes 755 foreach suffix {".mii" ".ii" ".i" ".s" ".o" ".gkd" ".res" ".ltrans.out"} { 756 if {[lsearch $args $suffix] < 0} { 757 lappend suffixes $suffix 758 } 759 } 760 761 set testcase [testname-for-summary] 762 # The name might include a list of options; extract the file name. 763 set testcase [lindex $testcase 0] 764 foreach suffix $suffixes { 765 remove-build-file "[file rootname [file tail $testcase]]$suffix" 766 remove-build-file "[file rootname [file tail $testcase]].exe$suffix" 767 remove-build-file "[file rootname [file tail $testcase]].exe.ltrans\[0-9\]*$suffix" 768 # -fcompare-debug dumps 769 remove-build-file "[file rootname [file tail $testcase]].gk$suffix" 770 } 771 772 # Clean up saved temp files for additional source files. 773 if [info exists additional_sources_used] { 774 foreach srcfile $additional_sources_used { 775 foreach suffix $suffixes { 776 remove-build-file "[file rootname [file tail $srcfile]]$suffix" 777 remove-build-file "[file rootname [file tail $srcfile]].exe$suffix" 778 remove-build-file "[file rootname [file tail $srcfile]].exe.ltrans\[0-9\]*$suffix" 779 780 # -fcompare-debug dumps 781 remove-build-file "[file rootname [file tail $srcfile]].gk$suffix" 782 } 783 } 784 } 785} 786 787 788# Files to be kept after cleanup of --save-temps for the current test. 789# ARGS is a list of suffixes to NOT delete. 790proc dg-keep-saved-temps { args } { 791 global keep_saved_temps_suffixes 792 set keep_saved_temps_suffixes {} 793 794 # add the to-be-kept suffixes 795 foreach suffix {".mii" ".ii" ".i" ".s" ".o" ".gkd" ".res" ".ltrans.out"} { 796 if {[lsearch $args $suffix] >= 0} { 797 lappend keep_saved_temps_suffixes $suffix 798 } 799 } 800 if { [llength keep_saved_temps_suffixes] < 1 } { 801 error "dg-keep-saved-temps ${args} did not match any known suffix" 802 } 803} 804 805# Scan Fortran modules for a given regexp. 806# 807# Argument 0 is the module name 808# Argument 1 is the regexp to match 809proc scan-module { args } { 810 set modfilename [string tolower [lindex $args 0]].mod 811 set fd [open [list | gzip -dc $modfilename] r] 812 set text [read $fd] 813 close $fd 814 815 set testcase [testname-for-summary] 816 if [regexp -- [lindex $args 1] $text] { 817 pass "$testcase scan-module [lindex $args 1]" 818 } else { 819 fail "$testcase scan-module [lindex $args 1]" 820 } 821} 822 823# Scan Fortran modules for absence of a given regexp. 824# 825# Argument 0 is the module name 826# Argument 1 is the regexp to match 827proc scan-module-absence { args } { 828 set modfilename [string tolower [lindex $args 0]].mod 829 set fd [open [list | gzip -dc $modfilename] r] 830 set text [read $fd] 831 close $fd 832 833 set testcase [testname-for-summary] 834 if [regexp -- [lindex $args 1] $text] { 835 fail "$testcase scan-module [lindex $args 1]" 836 } else { 837 pass "$testcase scan-module [lindex $args 1]" 838 } 839} 840 841# Verify that the compiler output file exists, invoked via dg-final. 842proc output-exists { args } { 843 # Process an optional target or xfail list. 844 if { [llength $args] >= 1 } { 845 switch [dg-process-target [lindex $args 0]] { 846 "S" { } 847 "N" { return } 848 "F" { setup_xfail "*-*-*" } 849 "P" { } 850 } 851 } 852 853 set testcase [testname-for-summary] 854 # Access variable from gcc-dg-test-1. 855 upvar 2 output_file output_file 856 857 if [file exists $output_file] { 858 pass "$testcase output-exists $output_file" 859 } else { 860 fail "$testcase output-exists $output_file" 861 } 862} 863 864# Verify that the compiler output file does not exist, invoked via dg-final. 865proc output-exists-not { args } { 866 # Process an optional target or xfail list. 867 if { [llength $args] >= 1 } { 868 switch [dg-process-target [lindex $args 0]] { 869 "S" { } 870 "N" { return } 871 "F" { setup_xfail "*-*-*" } 872 "P" { } 873 } 874 } 875 876 set testcase [testname-for-summary] 877 # Access variable from gcc-dg-test-1. 878 upvar 2 output_file output_file 879 880 if [file exists $output_file] { 881 fail "$testcase output-exists-not $output_file" 882 } else { 883 pass "$testcase output-exists-not $output_file" 884 } 885} 886 887# We need to make sure that additional_* are cleared out after every 888# test. It is not enough to clear them out *before* the next test run 889# because gcc-target-compile gets run directly from some .exp files 890# (outside of any test). (Those uses should eventually be eliminated.) 891 892# Because the DG framework doesn't provide a hook that is run at the 893# end of a test, we must replace dg-test with a wrapper. 894 895if { [info procs saved-dg-test] == [list] } { 896 rename dg-test saved-dg-test 897 898 # Helper function for cleanups that should happen after the call 899 # to the real dg-test, whether or not it returns normally, or 900 # fails with an error. 901 proc cleanup-after-saved-dg-test { } { 902 global additional_files 903 global additional_sources 904 global additional_sources_used 905 global additional_prunes 906 global compiler_conditional_xfail_data 907 global shouldfail 908 global testname_with_flags 909 global set_target_env_var 910 global set_compiler_env_var 911 global saved_compiler_env_var 912 global keep_saved_temps_suffixes 913 global multiline_expected_outputs 914 global freeform_regexps 915 global save_linenr_varnames 916 917 set additional_files "" 918 set additional_sources "" 919 set additional_sources_used "" 920 set additional_prunes "" 921 set shouldfail 0 922 if [info exists set_target_env_var] { 923 unset set_target_env_var 924 } 925 if [info exists set_compiler_env_var] { 926 restore-compiler-env-var 927 unset set_compiler_env_var 928 unset saved_compiler_env_var 929 } 930 if [info exists keep_saved_temps_suffixes] { 931 unset keep_saved_temps_suffixes 932 } 933 unset_timeout_vars 934 if [info exists compiler_conditional_xfail_data] { 935 unset compiler_conditional_xfail_data 936 } 937 if [info exists testname_with_flags] { 938 unset testname_with_flags 939 } 940 set multiline_expected_outputs [] 941 set freeform_regexps [] 942 943 if { [info exists save_linenr_varnames] } { 944 foreach varname $save_linenr_varnames { 945 # Cleanup varname 946 eval global $varname 947 eval unset $varname 948 949 # Cleanup varname_used, or generate defined-but-not-used 950 # warning. 951 set varname_used used_$varname 952 eval global $varname_used 953 eval set used [info exists $varname_used] 954 if { $used } { 955 eval unset $varname_used 956 } else { 957 regsub {^saved_linenr_} $varname "" org_varname 958 warning "dg-line var $org_varname defined, but not used" 959 } 960 } 961 unset save_linenr_varnames 962 } 963 } 964 965 proc dg-test { args } { 966 global errorInfo 967 968 if { [ catch { eval saved-dg-test $args } errmsg ] } { 969 set saved_info $errorInfo 970 cleanup-after-saved-dg-test 971 error $errmsg $saved_info 972 } 973 cleanup-after-saved-dg-test 974 } 975} 976 977if { [info procs saved-dg-warning] == [list] \ 978 && [info exists gcc_warning_prefix] } { 979 rename dg-warning saved-dg-warning 980 981 proc dg-warning { args } { 982 # Make this variable available here and to the saved proc. 983 upvar dg-messages dg-messages 984 global gcc_warning_prefix 985 986 process-message saved-dg-warning "$gcc_warning_prefix" "$args" 987 } 988} 989 990if { [info procs saved-dg-error] == [list] \ 991 && [info exists gcc_error_prefix] } { 992 rename dg-error saved-dg-error 993 994 proc dg-error { args } { 995 # Make this variable available here and to the saved proc. 996 upvar dg-messages dg-messages 997 global gcc_error_prefix 998 999 process-message saved-dg-error "$gcc_error_prefix" "$args" 1000 } 1001 1002 # Override dg-bogus at the same time. It doesn't handle a prefix 1003 # but its expression should include a column number. Otherwise the 1004 # line number can match the column number for other messages, leading 1005 # to insanity. 1006 rename dg-bogus saved-dg-bogus 1007 1008 proc dg-bogus { args } { 1009 upvar dg-messages dg-messages 1010 process-message saved-dg-bogus "" $args 1011 } 1012} 1013 1014# Set variable VARNAME to LINENR 1015 1016proc dg-line { linenr varname } { 1017 set org_varname $varname 1018 set varname "saved_linenr_$varname" 1019 eval global $varname 1020 1021 # Generate defined-but-previously-defined error. 1022 eval set var_defined [info exists $varname] 1023 if { $var_defined } { 1024 eval set deflinenr \$$varname 1025 error "dg-line var $org_varname defined at line $linenr, but previously defined at line $deflinenr" 1026 return 1027 } 1028 1029 eval set $varname $linenr 1030 1031 # Schedule cleanup of varname by cleanup-after-saved-dg-test 1032 global save_linenr_varnames 1033 if { [info exists save_linenr_varnames] } { 1034 lappend save_linenr_varnames $varname 1035 } else { 1036 set save_linenr_varnames [list $varname] 1037 } 1038} 1039 1040# Modify the regular expression saved by a DejaGnu message directive to 1041# include a prefix and to force the expression to match a single line. 1042# MSGPROC is the procedure to call. 1043# MSGPREFIX is the prefix to prepend. 1044# DGARGS is the original argument list. 1045 1046proc process-message { msgproc msgprefix dgargs } { 1047 upvar dg-messages dg-messages 1048 1049 if { [llength $dgargs] == 5 } { 1050 if { [regsub "^\.\[+-\](\[0-9\]+)$" [lindex $dgargs 4] "\\1" num] } { 1051 # Handle relative line specification, .+1 or .-1 etc. 1052 set num [expr [lindex $dgargs 0] [string index [lindex $dgargs 4] 1] $num] 1053 set dgargs [lreplace $dgargs 4 4 $num] 1054 } elseif { [regsub "^(\[a-zA-Z\]\[a-zA-Z0-9_\]*)$" [lindex $dgargs 4] "\\1" varname] } { 1055 # Handle linenr variable defined by dg-line 1056 1057 set org_varname $varname 1058 set varname "saved_linenr_$varname" 1059 eval global $varname 1060 1061 # Generate used-but-not-defined error. 1062 eval set var_defined [info exists $varname] 1063 if { ! $var_defined } { 1064 set linenr [expr [lindex $dgargs 0]] 1065 error "dg-line var $org_varname used at line $linenr, but not defined" 1066 return 1067 } 1068 1069 # Note that varname has been used. 1070 set varname_used "used_$varname" 1071 eval global $varname_used 1072 eval set $varname_used 1 1073 1074 # Get line number from var and use it. 1075 eval set num \$$varname 1076 set dgargs [lreplace $dgargs 4 4 $num] 1077 } 1078 } 1079 1080 # Process the dg- directive, including adding the regular expression 1081 # to the new message entry in dg-messages. 1082 set msgcnt [llength ${dg-messages}] 1083 eval $msgproc $dgargs 1084 1085 # If the target expression wasn't satisfied there is no new message. 1086 if { [llength ${dg-messages}] == $msgcnt } { 1087 return; 1088 } 1089 1090 # Get the entry for the new message. Prepend the message prefix to 1091 # the regular expression and make it match a single line. 1092 set newentry [lindex ${dg-messages} end] 1093 set expmsg [lindex $newentry 2] 1094 1095 set column "" 1096 # Handle column numbers from the specified expression (if there is 1097 # one) and set up the search expression that will be used by DejaGnu. 1098 if [regexp {^-:} $expmsg] { 1099 # The expected column is -, so shouldn't appear. 1100 set expmsg [string range $expmsg 2 end] 1101 } elseif [regexp {^[0-9]+:} $expmsg column] { 1102 # The expression in the directive included a column number. 1103 # Remove it from the original expression and move it 1104 # to the proper place in the search expression. 1105 set expmsg [string range $expmsg [string length $column] end] 1106 set column "$column " 1107 } elseif [string match "" [lindex $newentry 0]] { 1108 # The specified line number is 0; don't expect a column number. 1109 } else { 1110 # There is no column number in the search expression, but we 1111 # should expect one in the message itself. 1112 set column {[0-9]+: } 1113 } 1114 set expmsg "$column$msgprefix\[^\n\]*$expmsg" 1115 set newentry [lreplace $newentry 2 2 $expmsg] 1116 1117 set dg-messages [lreplace ${dg-messages} end end $newentry] 1118 verbose "process-message:\n${dg-messages}" 2 1119} 1120 1121# Look for messages that don't have standard prefixes. 1122 1123proc dg-message { args } { 1124 upvar dg-messages dg-messages 1125 process-message saved-dg-warning "" $args 1126} 1127 1128# Look for a location marker of the form 1129# file:line:column: 1130# with no extra text (e.g. a line-span separator). 1131 1132proc dg-locus { args } { 1133 upvar dg-messages dg-messages 1134 1135 # Process the dg- directive, including adding the regular expression 1136 # to the new message entry in dg-messages. 1137 set msgcnt [llength ${dg-messages}] 1138 eval saved-dg-warning $args 1139 1140 # If the target expression wasn't satisfied there is no new message. 1141 if { [llength ${dg-messages}] == $msgcnt } { 1142 return; 1143 } 1144 1145 # Get the entry for the new message. Prepend the message prefix to 1146 # the regular expression and make it match a single line. 1147 set newentry [lindex ${dg-messages} end] 1148 set expmsg [lindex $newentry 2] 1149 1150 set newentry [lreplace $newentry 2 2 $expmsg] 1151 set dg-messages [lreplace ${dg-messages} end end $newentry] 1152 verbose "process-message:\n${dg-messages}" 2 1153} 1154 1155# Check the existence of a gdb in the path, and return true if there 1156# is one. 1157# 1158# Set env(GDB_FOR_GCC_TESTING) accordingly. 1159 1160proc gdb-exists { args } { 1161 if ![info exists ::env(GDB_FOR_GCC_TESTING)] { 1162 global GDB 1163 if ![info exists ::env(GDB_FOR_GCC_TESTING)] { 1164 if [info exists GDB] { 1165 setenv GDB_FOR_GCC_TESTING "$GDB" 1166 } else { 1167 setenv GDB_FOR_GCC_TESTING "[transform gdb]" 1168 } 1169 } 1170 } 1171 if { [which $::env(GDB_FOR_GCC_TESTING)] != 0 } { 1172 return 1; 1173 } 1174 return 0; 1175} 1176 1177set additional_prunes "" 1178set dg_runtest_extra_prunes "" 1179