1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702
|
# Expect script for ld-plugin LTO tests
# Copyright (C) 2011-2018 Free Software Foundation, Inc.
#
# This file is part of the GNU Binutils.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
# Check to see if the C and C++ compilers work
if { [which $CC] == 0 || [which $CXX] == 0 } {
return
}
# These tests require plugin and LTO.
if { ![check_plugin_api_available]
|| ![check_lto_available] } {
return
}
global INT128_CFLAGS
global CFLAGS
global CXXFLAGS
set saved_CFLAGS "$CFLAGS"
set saved_CXXFLAGS "$CXXFLAGS"
regsub -all "(\\-Wp,)?-D_FORTIFY_SOURCE=\[0-9\]+" $CFLAGS "" CFLAGS
regsub -all "(\\-Wp,)?-D_FORTIFY_SOURCE=\[0-9\]+" $CXXFLAGS "" CXXFLAGS
proc restore_notify { } {
global saved_CFLAGS
global saved_CXXFLAGS
set CFLAGS "$saved_CFLAGS"
set CXXFLAGS "$saved_CXXFLAGS"
}
set plugin_names {
liblto_plugin.so
liblto_plugin-0.dll
cyglto_plugin-0.dll
}
set plug_opt ""
foreach plug $plugin_names {
set plug_so [run_host_cmd $CC "--print-prog-name $plug"]
if { $plug_so eq $plug } then {
set plug_so [run_host_cmd $CC "--print-file-name $plug"]
}
if { $plug_so ne $plug } then {
set plug_opt "--plugin $plug_so"
break
}
}
set lto_fat ""
set lto_no_fat ""
if { [check_lto_fat_available] } {
set lto_fat "-ffat-lto-objects"
set lto_no_fat "-fno-fat-lto-objects"
}
# Simple LTO tests and generate input files for complex LTO tests.
set lto_link_tests [list \
[list "LTO 1" \
"-O2 -flto -fuse-linker-plugin" "-flto -fuse-linker-plugin" \
{lto-1a.c lto-1b.c} {} "lto-1.exe"] \
[list "Compile 2" \
"" "-O2 -flto -fuse-linker-plugin" \
{lto-2.c} {} ""] \
[list "LTO 2" \
"-static -O2 -flto -fuse-linker-plugin tmpdir/lto-2.o -lm" "" \
{dummy.c} {} "lto-2.exe"] \
[list "Compile 3a" \
"" "-flto" \
{lto-3a.c} {} ""] \
[list "Compile 3c" \
"" "-O2" \
{lto-3c.c} {} ""] \
[list "Build liblto-3.a" \
"" "-flto $lto_fat" \
{lto-3b.c} {} "liblto-3.a"] \
[list "Compile 5a" \
"" "-flto $lto_fat" \
{lto-5a.c} {} ""] \
[list "Compile 5b" \
"" "-flto $lto_fat" \
{lto-5b.c} {} ""] \
[list "LTO 6" \
"-O2 -flto -fuse-linker-plugin" "" \
{lto-6.c} {} "lto-6.exe" "c"] \
[list "Compile PR ld/12365" \
"" "-flto -O2 $lto_fat" \
{pr12365a.c pr12365b.c pr12365c.c} {} ""] \
[list "Compile 9" \
"" "-O2 -finline -flto" \
{lto-9.cc} {} "" "c++"] \
[list "Compile 11a" \
"" "-O -flto" \
{lto-11a.c} {} ""] \
[list "Compile 11b" \
"" "-O -flto" \
{lto-11b.c} {} ""] \
[list "Compile 11c" \
"" "-O" \
{lto-11c.c} {} ""] \
[list "Build liblto-12.a" \
"$plug_opt" "-O2 -flto" \
{lto-12c.c} {} "liblto-12.a"] \
[list "Compile 12" \
"" "-O2 -flto" \
{lto-12a.c lto-12b.c} {} ""] \
[list "Compile 13" \
"" "-O2 -flto" \
{lto-13a.c lto-13b.c} {} ""] \
[list "Build liblto-13.a" \
"" "-O2" \
{lto-13c.c} {} "liblto-13.a"] \
[list "Compile 14a" \
"" "-flto" \
{lto-14a.c lto-14b.c} {} ""] \
[list "Build liblto-14.a" \
"$plug_opt" "-flto" \
{lto-14c.c} {} "liblto-14.a"] \
[list "Compile 15a" \
"" "-flto" \
{lto-15a.c} {} ""] \
[list "Build liblto-15.a" \
"$plug_opt" "-flto" \
{lto-15b.c} {} "liblto-15.a"] \
[list "PR ld/12696" \
"-O2 -flto -fuse-linker-plugin -r -nostdlib" "-O2 -flto" \
{pr12696-1.cc} {} "pr12696-1r.o" "c++"] \
[list "Compile PR ld/12758" \
"" "" \
{pr12758a.s} {} ""] \
[list "Build libpr12758.a" \
"" "-flto -O2 $lto_fat" \
{pr12758b.c} {} "libpr12758.a"] \
[list "PR ld/12758" \
"-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin tmpdir/pr12758a.o -Wl,--start-group tmpdir/libpr12758.a -Wl,--end-group" "" \
{dummy.c} {} "pr12758.exe"] \
[list "Compile PR ld/12760" \
"" "-g -O0" \
{pr12760a.c} {} ""] \
[list "Build libpr12760.a" \
"" "-flto -O2 $lto_fat" \
{pr12760b.c} {} "libpr12760.a"] \
[list "PR ld/12760" \
"-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin tmpdir/pr12760a.o -Wl,--start-group tmpdir/libpr12760.a -Wl,--end-group" "" \
{dummy.c} {{warning "pr12760a.c:6: warning: Bad \\.?bar"}} \
"pr12760.exe" "c"] \
[list "Build libpr13183.a" \
"-T" "-flto -O2 $lto_fat" \
{pr13183a.c} {} "libpr13183.a"] \
[list "Compile PR ld/13183" \
"" "-flto -O2" \
{pr13183b.c} {} ""] \
[list "Compile PR ld/13201" \
"" "-flto -O2" \
{pr13201.c} {} ""] \
[list "PR ld/13287" \
"-flto -fuse-linker-plugin -Wl,--as-needed" "-flto" \
{pr13287.cc} {} "pr13287.exe" "c++"] \
[list "PR ld/15323 (1)" \
"" "-O2" \
{pr15323a.c} {} "" "c"] \
[list "PR ld/15323 (2)" \
"-O2 -flto -r -nostdlib" "-O2 -flto" \
{pr15323a.c} {} "pr15323a-r.o" "c"] \
[list "Compile(1) PR ld/pr16846" \
"" "-flto" \
{pr16846a.c pr16846b.c} {} ""] \
[list "Compile(2) PR ld/pr16846" \
"" "" \
{pr16846c.c} {} ""] \
[list "PR ld/pr16846(1)" \
"-flto -fuse-linker-plugin tmpdir/pr16846a.o tmpdir/pr16846b.o tmpdir/pr16846c.o" "" \
{dummy.c} {} "pr16846a.exe"] \
[list "PR ld/pr16846(2)" \
"-flto -fuse-linker-plugin tmpdir/pr16846a.o tmpdir/pr16846c.o tmpdir/pr16846b.o" "" \
{dummy.c} {} "pr16846b.exe"] \
[list "PR ld/19317 (1)" \
"$plug_opt" "-flto $lto_no_fat" \
{pr19317.c} {} "libpr19317.a"] \
[list "Build pr20276a.o" \
"" "-fno-lto" \
{pr20276a.c}] \
[list "Build pr20276b.o" \
"$plug_opt" "-flto $lto_no_fat" \
{pr20276b.c}] \
[list "Build pr20267a.o" \
"" "" \
{pr20267a.c}] \
[list "Build libpr20267a.a" \
"$plug_opt" "-flto $lto_fat" \
{pr20267b.c} {} "libpr20267a.a"] \
[list "Build libpr20267b.a" \
"$plug_opt" "-flto $lto_no_fat" \
{pr20267b.c} {} "libpr20267b.a"] \
[list "Build pr20321" \
"-flto -Wl,-plugin,$plug_so" "-flto" \
{pr20321.c} {{warning ".*: duplicated plugin"}} \
"pr20321" "c"] \
[list "Build pr22502a.o" \
"" "" \
{pr22502a.c}] \
[list "Build pr22502b.o" \
"$plug_opt" "-flto $lto_no_fat" \
{pr22502b.c}] \
[list "Build pr22751.a" \
"$plug_opt" "-flto $lto_no_fat $INT128_CFLAGS" \
{pr22751.c} {} "pr22751.a"] \
[list "Build libpr23818.so" \
"-shared -flto -g -Wl,-version-script,pr23818.t" \
"-g -flto $lto_fat" \
{pr23818a.c pr23818b.c} \
{{"readelf" {-s --wide} "pr23818.d"}} \
"libpr23818.so"] \
]
if { [at_least_gcc_version 4 7] } {
set lto_link_tests [concat $lto_link_tests [list \
[list "Compile PR ld/12942 (1)" \
"" "-flto -O2" \
{pr12942a.cc pr12942c.cc} {} "" "c++"] \
[list "Compile PR ld/12942 (2)" \
"" "-O0" \
{pr12942b.cc} {} "" "c++"] \
]]
}
set lto_compile_elf_tests [list \
[list "Compile 7" \
"" "-flto -O2" \
{lto-7a.c lto-7b.c lto-7c.c} {} ""] \
[list "Compile 8a" \
"" "-O2" \
{lto-8a.c} {} ""] \
[list "Compile 8b" \
"" "-flto -O2" \
{lto-8b.c} {} ""] \
[list "PR ld/23309" \
"-O2 -flto -fuse-linker-plugin -fvisibility=hidden -ffunction-sections -Wl,--gc-sections,-u,KeepMe" \
"-O2 -flto -fuse-linker-plugin -fvisibility=hidden -ffunction-sections" \
{pr23309.c} {{"nm" {} "pr23309.d"}} "pr23309.exe" "c"] \
]
# Generate input files for complex LTO tests for ELF.
set lto_link_elf_tests [list \
[list "Build liblto-7.so" \
"-shared" "-O2 -fpic" \
{lto-7d.c} {} "liblto-7.so" "c"] \
[list "Build liblto-17a.so" \
"-shared -O2 -fpic -flto -fuse-linker-plugin" "-O2 -fpic -flto" \
{lto-17a.c} {{"nm" {} "lto-17a.d"}} "liblto-17a.so" "c"] \
[list "Build liblto-17b.so 1" \
"-shared -O2 -fpic -flto -fuse-linker-plugin tmpdir/lto-17a.o" "-O2 -fpic -flto" \
{lto-17b.c} {{"nm" {} "lto-17b-1.d"}} "liblto-17b.so"] \
[list "Build liblto-17b.so 2" \
"-shared -O2 -fpic -flto -fuse-linker-plugin tmpdir/lto-17a.o" "-O2 -fpic -flto" \
{lto-17b.c} {{"nm" {} "lto-17b-2.d"}} "liblto-17b.so"] \
[list "PR ld/12982" \
"-O2 -flto -fuse-linker-plugin" "-O2 -flto" \
{pr12982.c} {{"readelf" {-l --wide} "pr12982.d"}} "pr12982.exe"] \
[list "PR ld/12975" \
"-shared -O2 -fPIC -flto -fuse-linker-plugin -nostdlib -Wl,-version-script,pr12975.t" "-O2 -flto" \
{pr12975.c} {{"readelf" {-s --wide} "pr12975.d"}} "pr12975.so" "c"] \
[list "PR ld/13229" \
"-shared -O2 -fPIC -flto -fuse-linker-plugin -nostdlib" "-O2 -finline -fno-early-inlining -flto" \
{pr13229.cc} {{"readelf" {-s --wide} "pr13229.d"}} "pr13229.so" "c++"] \
[list "PR ld/13244" \
"-shared -O2 -fPIC -flto -fuse-linker-plugin -nostdlib" "-O2 -fno-early-inlining -flto" \
{pr13244.c} {{"readelf" {-s --wide} "pr13244.d"}} "pr13244.so" "c"] \
[list "Build libpr15146a.a" \
"$plug_opt" "-flto -O2" \
{pr15146a.c} {} "lib15146a.a"] \
[list "Build pr15146b.so" \
"-shared" "-O2 -fpic" \
{pr15146b.c} {} "pr15146b.so" "c"] \
[list "Build pr15146c.so" \
"-shared -Wl,--no-as-needed tmpdir/pr15146b.so" "-O2 -fpic" \
{pr15146c.c} {} "pr15146c.so" "c"] \
[list "PR ld/15146 (1)" \
"-O2 -flto -fuse-linker-plugin -Wl,-rpath-link,. -Wl,--no-copy-dt-needed-entries -Wl,--no-as-needed tmpdir/pr15146a.o tmpdir/pr15146c.so" "" \
{dummy.c} {{"readelf" {-d} "pr15146.d"}} "pr15146a.exe"] \
[list "Build libpr15146d.a" \
"$plug_opt" "-flto -O2" \
{pr15146d.c} {} "lib15146d.a"] \
[list "Build libpr16746a.a" \
"" "" \
{pr16746a.c pr16746b.c} {} "lib15146a.a"] \
[list "Build libpr16746b.a" \
"$plug_opt" "-O2 -flto" \
{pr16746c.c pr16746d.c} {} "lib15146b.a"] \
[list "PR ld/16746 (1)" \
"-O2 -flto -fuse-linker-plugin tmpdir/pr16746a.o tmpdir/pr16746c.o" "-O2 -flto" \
{dummy.c} {} "pr16746a.exe"] \
[list "PR ld/16746 (2)" \
"-O2 -flto -fuse-linker-plugin tmpdir/pr16746c.o tmpdir/pr16746a.o" "-O2 -flto" \
{dummy.c} {} "pr16746b.exe"] \
[list "Build pr21382a.o" \
"" "-O2 -flto" \
{pr21382a.c} {} "" "c"] \
[list "Build pr21382.so" \
"-shared" "-O2 -fpic" \
{pr21382b.c} {} "pr21382.so" "c"] \
[list {Build pr22220lib.so} \
{-shared -Wl,--version-script=pr22220lib.ver} {-fPIC} \
{pr22220lib.cc} {} {pr22220lib.so} {c++}] \
[list {Build pr22220main.o} \
{} {-flto} \
{pr22220main.cc} {} {} {c++}] \
]
# PR 14918 checks that libgcc is not spuriously included in a shared link of
# an empty program. The ARM crt1.o startup code however calls __libc_csu_init
# in /usr/lib/libc_nonshared.a(elf-init.oS). This in turn needs
# __aeabi_unwind_cpp_pr0@@GCC_3.5 which is provided by libgcc_s.so.1, so the
# test fails. Hence this code to skip the test.
if { ! [istarget "arm*-*-*"] } {
set lto_link_elf_tests [concat $lto_link_elf_tests [list \
[list "PR ld/14918" \
"-flto" "-flto" \
{pr14918.c} {{"readelf" {-d --wide} "pr14918.d"}} "pr14918.exe" "c"] \
]]
}
# Check final symbols in executables.
set lto_link_symbol_tests [list \
[list "LTO 3 symbol" \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-3a.o tmpdir/lto-3c.o tmpdir/liblto-3.a" "" \
{dummy.c} {{"nm" {} "lto-3.d"}} "lto-3.exe" "c"] \
[list "LTO 5 symbol" \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-5.o" "" \
{dummy.c} {{"nm" {} "lto-5.d"}} "lto-5.exe" "c"] \
[list "LTO 9 symbol" \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-9.o" "" \
{dummy.c} {{"nm" {-C} "lto-9.d"}} "lto-9.exe" "c++"] \
[list "LTO 16a symbol" \
"-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin" "-flto" \
{lto-16a.c} {{"nm" {} "lto-16a.d"}} "lto-16.exe" "c"] \
[list "LTO 16b symbol" \
"-O2 -Wl,-e,foo -u bar -nostdlib -flto -fuse-linker-plugin" "-flto" \
{lto-16a.c lto-16b.c} {{"nm" {} "lto-16b.d"}} "lto-16b.exe" "c"] \
[list "PR ld/13183" \
"-O2 -flto -fuse-linker-plugin tmpdir/pr13183b.o tmpdir/libpr13183.a" "" \
{dummy.c} {{"nm" {} "pr13183.d"}} "pr13183.exe" "c"] \
]
# LTO run-time tests.
set lto_run_tests [list \
[list "LTO 3a" \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-3a.o tmpdir/lto-3c.o tmpdir/liblto-3.a" "" \
{dummy.c} "lto-3b.exe" "lto-3.out" "" "c"] \
[list "LTO 3b" \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-3a.o tmpdir/lto-3c.o tmpdir/lto-3.o" "" \
{dummy.c} "lto-3c.exe" "lto-3.out" "" "c"] \
[list "LTO 3c" \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-3a.o tmpdir/lto-3c.o -Wl,--whole-archive tmpdir/liblto-3.a -Wl,--no-whole-archive tmpdir/liblto-3.a" "" \
{dummy.c} "lto-3d.exe" "lto-3.out" "" "c"] \
[list "LTO 5" \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-5.o" "" \
{dummy.c} "lto-5.exe" "lto-5.out" "" "c"] \
[list "LTO 11" \
"-O -flto -fuse-linker-plugin tmpdir/liblto-11.a" "" \
{dummy.c} "lto-11.exe" "lto-11.out" "" "c"] \
[list "LTO 12a" \
"-O -flto -fuse-linker-plugin tmpdir/lto-12a.o tmpdir/liblto-12.a tmpdir/lto-12b.o" "" \
{dummy.c} "lto-12a.exe" "lto-12.out" "" "c"] \
[list "LTO 12b" \
"-O -flto -fuse-linker-plugin tmpdir/lto-12a.o tmpdir/lto-12b.o tmpdir/liblto-12.a" "" \
{dummy.c} "lto-12b.exe" "lto-12.out" "" "c"] \
[list "LTO 13" \
"-O -flto -fuse-linker-plugin tmpdir/lto-13a.o tmpdir/liblto-13.a tmpdir/lto-13b.o" "" \
{dummy.c} "lto-13.exe" "lto-13.out" "" "c"] \
[list "LTO 14" \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-14a.o -Wl,--whole-archive tmpdir/liblto-14.a -Wl,--no-whole-archive tmpdir/lto-14b.o" "" \
{dummy.c} "lto-14.exe" "lto-14.out" "" "c"] \
[list "LTO 15" \
"-O2 -flto -fuse-linker-plugin -Wl,--start-group tmpdir/liblto-15.a tmpdir/lto-15a.o -Wl,--end-group" "" \
{dummy.c} "lto-15.exe" "lto-15.out" "" "c"] \
[list "PR ld/13066" \
"-O2 -flto -fuse-linker-plugin" "" \
{pr13066.cc} "pr13066.exe" "pr13066.out" "" "c++"] \
[list "PR ld/13201" \
"-O2 -flto -fuse-linker-plugin -Wl,--as-needed tmpdir/pr13201.o -lm" "" \
{dummy.c} "pr13201.exe" "pr13201.out" "" "c"] \
[list "PR ld/15323 (3)" \
"-O2 -flto -fuse-linker-plugin tmpdir/pr15323a.o" "" \
{pr15323b.c} "pr15323.exe" "pr15323.out" "-flto -O2" "c"] \
[list "PR ld/15323 (4)" \
"-O2 -flto tmpdir/pr15323a-r.o" "" \
{dummy.c} "pr15323a.exe" "pr15323.out" "-flto -O2" "c"] \
[list "PR ld/19317 (3)" \
"-O2 -flto tmpdir/pr19317-r.o" "" \
{dummy.c} "pr19317.exe" "pr19317.out" "-flto -O2" "c"] \
[list "Run pr20276" \
"-O2 -flto tmpdir/pr20276a.o tmpdir/pr20276b.o" "" \
{dummy.c} "pr20276" "pass.out" "-flto -O2" "c"] \
[list "Run pr20267a" \
"-O2 -flto tmpdir/pr20267a.o tmpdir/libpr20267a.a" "" \
{dummy.c} "pr20267a" "pass.out" "-flto -O2" "c"] \
[list "Run pr20267b" \
"-O2 -flto tmpdir/pr20267a.o tmpdir/libpr20267b.a" "" \
{dummy.c} "pr20267b" "pass.out" "-flto -O2" "c"] \
[list "Run pr22502" \
"-O2 -flto tmpdir/pr22502a.o tmpdir/pr22502b.o" "" \
{dummy.c} "pr20267" "pass.out" "-flto -O2" "c"] \
[list "Run pr22751" \
"-O2 -flto" "" \
{dummy.c} "pr22751" "pass.out" "-flto -O2" "c" "" \
"-Wl,--whole-archive tmpdir/pr22751.a -Wl,--no-whole-archive"] \
]
if { [at_least_gcc_version 4 7] } {
set lto_run_tests [concat $lto_run_tests [list \
[list "PR ld/12942 (1)" \
"-O2 -flto -fuse-linker-plugin tmpdir/pr12942a.o tmpdir/pr12942b.o" "" \
{dummy.c} "pr12942a.exe" "pr12942.out" "" "c++"] \
[list "PR ld/12942 (2)" \
"-O2 -flto -fuse-linker-plugin tmpdir/pr12942a.o tmpdir/pr12942c.o" "" \
{dummy.c} "pr12942c.exe" "pr12942.out" "" "c++"] \
]]
}
# LTO run-time tests for ELF which require shared library support.
set lto_run_elf_shared_tests [list \
[list "LTO 7" \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-7b.o tmpdir/lto-7c.o tmpdir/lto-7a.o -Wl,--no-as-needed tmpdir/liblto-7.so" "" \
{dummy.c} "lto-7.exe" "lto-7.out" "" "c"] \
[list "Run pr21382" \
"-O2 -flto -fuse-linker-plugin -Wl,--as-needed tmpdir/pr21382a.o tmpdir/pr21382.so" "" \
{dummy.c} "pr21382.exe" "pass.out" "" "c"] \
[list {pr22220a} \
{-flto -fuse-linker-plugin tmpdir/pr22220main.o tmpdir/pr22220lib.so} {} \
{dummy.c} {pr22220a.exe} {pass.out} {} {c++}] \
[list {pr22220b} \
{-flto -fuse-linker-plugin -Wl,--no-as-needed tmpdir/pr22220lib.so tmpdir/pr22220main.o} {} \
{dummy.c} {pr22220b.exe} {pass.out} {} {c++}] \
]
# LTO run-time tests for ELF
set lto_run_elf_tests [list \
[list "LTO 8" \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-8b.o tmpdir/lto-8a.o" "" \
{dummy.c} "lto-8.exe" "lto-8.out" "" "c"] \
[list "LTO TLS IE" \
"-O2 -flto -fuse-linker-plugin" "" \
{run-ie.c} "run-ie.exe" "run-ie.out" "" "c"] \
]
run_cc_link_tests $lto_link_tests
# These compilation tests generate intermediate object files which will be used
# by some elf tests besides shared libs tests. So, always compile them.
run_cc_link_tests $lto_compile_elf_tests
# Restrict these to ELF targets that support shared libs and PIC.
if { [is_elf_format] && [check_lto_shared_available] } {
run_cc_link_tests $lto_link_elf_tests
set testname "PR ld/15146 (2)"
set exec_output [run_host_cmd "$CC" "-O2 -flto -fuse-linker-plugin -Wl,-rpath-link,. -Wl,--no-copy-dt-needed-entries -Wl,--no-as-needed tmpdir/pr15146d.o tmpdir/pr15146c.so"]
if { [ regexp "undefined reference to symbol '\\.?xxx'" $exec_output ] } {
pass $testname
} {
fail $testname
}
set testname "PR ld/16746 (3)"
set exec_output [run_host_cmd "$CC" "-O2 -flto -fuse-linker-plugin tmpdir/pr16746b.o tmpdir/pr16746d.o"]
if { [ regexp "warning: \\.?foobar" $exec_output ] && ![ regexp "symbol from plugin" $exec_output ] } {
pass $testname
} {
fail $testname
}
set testname "PR ld/16746 (4)"
set exec_output [run_host_cmd "$CC" "-O2 -flto -fuse-linker-plugin tmpdir/pr16746d.o tmpdir/pr16746b.o"]
if { [ regexp "warning: \\.?foobar" $exec_output ] && ![ regexp "symbol from plugin" $exec_output ] } {
pass $testname
} {
fail $testname
}
}
set testname "Build liblto-11.a"
remote_file host delete "tmpdir/liblto-11.a"
set catch_output [run_host_cmd "$ar" "rc $plug_opt tmpdir/liblto-11.a tmpdir/lto-11a.o tmpdir/lto-11b.o tmpdir/lto-11c.o"]
if {![string match "" $catch_output]} {
unresolved $testname
restore_notify
return
}
if { [at_least_gcc_version 4 7] } {
# Check expected LTO linker errors.
# Since the asm symbol name hack in pr12365b.c doesn't work on all
# targets, run PR ld/12365 tests only for known targets.
if { ([istarget "i?86-*-elf*"]
|| [istarget "i?86-*-linux*"]
|| [istarget "i?86-*-gnu*"]
|| [istarget "i?86-*-nacl*"]
|| [istarget "x86_64-*-nacl*"]
|| [istarget "x86_64-*-linux*"]
|| [istarget "amd64-*-linux*"]) } {
set testname "PR ld/12365"
set exec_output [run_host_cmd "$CC" "-O2 -flto -flto-partition=none -fuse-linker-plugin -o tmpdir/pr12365 tmpdir/pr12365a.o tmpdir/pr12365b.o tmpdir/pr12365c.o"]
if { [ regexp "undefined reference to `my_bcopy'" $exec_output ] } {
# Linker should catch the reference to undefined `my_bcopy'
# error caused by a GCC bug.
pass $testname
} elseif { [ string match "" $exec_output ] } {
global READELF
set exec_output [run_host_cmd "$READELF" "-s -W tmpdir/pr12365"]
if { [ regexp "my_bcopy" $exec_output ] } {
# Verify that there is no `my_bcopy' symbol in executable.
fail $testname
} {
pass $testname
}
} {
fail $testname
}
run_cc_link_tests [list \
[list \
"Build pr22721a.so" \
"-shared -nostdlib -nostartfiles -Wl,-version-script,pr22721.t" \
"" \
{pr22721a.s} \
{} \
"pr22721a.so" \
] \
[list \
"Build pr22721b.o" \
"$plug_opt" \
"-O2 -fPIC -flto $lto_no_fat" \
{pr22721b.c} \
] \
[list \
"Build PR ld/pr22721" \
"-O2 -flto -fuse-linker-plugin -nostdlib -nostartfiles \
-Wl,-e,_start tmpdir/pr22721b.o tmpdir/pr22721a.so" \
"" \
{dummy.c} \
{} \
"pr22721.exe"
] \
]
}
set testname "PR ld/12942 (3)"
set exec_output [run_host_cmd "$CXX" "-O2 -flto -fuse-linker-plugin tmpdir/pr12942b.o tmpdir/pr12942a.o"]
if { [ regexp "undefined reference to `\\.?link_error\\(\\)'" $exec_output ] } {
pass $testname
} {
fail $testname
}
}
# Run "ld -r" to generate inputs for complex LTO tests.
run_dump_test "lto-3r"
remote_exec host "mv" "tmpdir/dump tmpdir/lto-3.o"
run_dump_test "lto-5r"
remote_exec host "mv" "tmpdir/dump tmpdir/lto-5.o"
run_cc_link_tests $lto_link_symbol_tests
run_ld_link_tests [list \
[list "PR ld/19317 (2)" \
"-r tmpdir/pr19317.o" "" "" \
{dummy.s} {} "pr19317-r.o"] \
]
run_ld_link_exec_tests $lto_run_tests
if { [is_elf_format] } {
run_ld_link_exec_tests $lto_run_elf_tests
# Note - it is not guaranteed that the ordering of symbols in the dynamic
# symbol table will match the ordering of the symbols specified by the
# --dynamic-list command line option.
#
# For PR22983 we want to make sure that all four symbols specified in
# pr222983.t are present in the output, but a simple sequences of regexps
# will not work as we do not know the order of the symbols. (Readelf
# does not have a symbol sorting option and the run_cc_list_tests proc
# does not allow for the output of the dump program to piped into `sort`).
#
# So instead we run readelf four times, each time checking for the
# presence of a specific symbol from the pr22983.t file.
run_cc_link_tests [list \
[list \
"Build pr22983" \
"-Wl,--dynamic-list,pr22983.t" \
"-flto" \
{pr22983a.c pr22983b.c} \
{{readelf {--dyn-syms --wide} pr22983.1.d} \
{readelf {--dyn-syms --wide} pr22983.2.d} \
{readelf {--dyn-syms --wide} pr22983.3.d} \
{readelf {--dyn-syms --wide} pr22983.4.d}} \
"pr22983" \
] \
]
}
if { [is_elf_format] && [check_lto_shared_available] } {
run_ld_link_exec_tests $lto_run_elf_shared_tests
}
proc pr20103 {cflags libs} {
global CC
set testname "PR ld/20103 ($cflags $libs)"
set exec_output [run_host_cmd "$CC" "$cflags $libs"]
if { [ regexp "undefined reference to `\\.?dead'" $exec_output ] } {
pass "$testname (1)"
} {
fail "$testname (1)"
}
if { [ regexp "plugin needed to handle lto object" $exec_output ] } {
fail "$testname (2)"
} {
pass "$testname (2)"
}
}
if { [check_lto_fat_available] } {
run_cc_link_tests [list \
[list \
"Build fatpr20103a.a" \
"$plug_opt" "-flto -ffat-lto-objects" \
{pr20103a.c} {} "fatpr20103a.a"
] \
[list \
"Build fatpr20103b.a" \
"$plug_opt" "-flto -ffat-lto-objects" \
{pr20103b.c} {} "fatpr20103b.a"
] \
[list \
"Build fatpr20103c.a" \
"$plug_opt" "-flto -ffat-lto-objects" \
{pr20103c.c} {} "fatpr20103c.a" \
] \
[list \
"Build thinpr20103a.a" \
"$plug_opt" "-flto -fno-fat-lto-objects" \
{pr20103a.c} {} "thinpr20103a.a"
] \
[list \
"Build thinpr20103b.a" \
"$plug_opt" "-flto -fno-fat-lto-objects" \
{pr20103b.c} {} "thinpr20103b.a"
] \
[list \
"Build thinpr20103c.a" \
"$plug_opt" "-flto -fno-fat-lto-objects" \
{pr20103c.c} {} "thinpr20103c.a" \
] \
[list \
"Build pr20103a" \
"-O2 -flto -Wl,--start-group tmpdir/thinpr20103a.a tmpdir/thinpr20103b.a tmpdir/thinpr20103c.a -Wl,--end-group" \
"-O2 -flto" \
{dummy.c} {} "pr20103a" \
] \
[list \
"Build pr20103b" \
"-O2 -flto -Wl,--start-group tmpdir/fatpr20103a.a tmpdir/fatpr20103b.a tmpdir/fatpr20103c.a -Wl,--end-group" \
"-O2 -flto" \
{dummy.c} {} "pr20103b" \
] \
[list \
"Build pr20103c" \
"-O2 -Wl,--start-group tmpdir/fatpr20103a.a tmpdir/fatpr20103b.a tmpdir/fatpr20103c.a -Wl,--end-group" \
"-O2" \
{dummy.c} {} "pr20103c" \
] \
]
pr20103 "-O2 -flto" "tmpdir/thinpr20103a.a tmpdir/thinpr20103b.a tmpdir/thinpr20103c.a"
pr20103 "-O2 -flto" "tmpdir/fatpr20103a.a tmpdir/fatpr20103b.a tmpdir/fatpr20103c.a"
pr20103 "-O2" "tmpdir/fatpr20103a.a tmpdir/fatpr20103b.a tmpdir/fatpr20103c.a"
if { [at_least_gcc_version 4 9] } {
run_cc_link_tests [list \
[list \
"Build pr20103d" \
"-O2 -Wl,--start-group tmpdir/thinpr20103a.a tmpdir/thinpr20103b.a tmpdir/thinpr20103c.a -Wl,--end-group" \
"-O2" \
{dummy.c} {} "pr20103d" \
] \
]
pr20103 "-O2" "tmpdir/thinpr20103a.a tmpdir/thinpr20103b.a tmpdir/thinpr20103c.a"
}
}
restore_notify
|