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| author | Rahul Chaudhry <rahulchaudhry@google.com> | 2016-10-21 16:34:06 -0700 |
|---|---|---|
| committer | Rahul Chaudhry <rahulchaudhry@google.com> | 2016-10-21 16:34:06 -0700 |
| commit | b8ff982870858c54e09105458b6955b391cc0a11 (patch) | |
| tree | 4257a2c773e6288a8638f105a4ed21ccc45ff4ec /binutils-2.25/gold/testsuite/Makefile.am | |
| parent | 129dec3ed0e1fc07f75a4322014d770cfd642f4d (diff) | |
| download | toolchain_binutils-b8ff982870858c54e09105458b6955b391cc0a11.tar.gz toolchain_binutils-b8ff982870858c54e09105458b6955b391cc0a11.tar.bz2 toolchain_binutils-b8ff982870858c54e09105458b6955b391cc0a11.zip | |
gold: make icf respect section alignment requirements.
Bug: https://bugs.chromium.org/p/chromium/issues/detail?id=628795
The upstream bug is https://sourceware.org/bugzilla/show_bug.cgi?id=17704
This patch is backported from upstream -
commit ac423761af22f7858a1413cda5df3e1d5e88d4e4
Author: Gergely Nagy <ngg@tresorit.com>
Date: Fri Oct 21 11:08:20 2016 -0700
Fix PR 17704.
This fix keeps the section with the highest alignment when folding sections with ICF.
PR gold/17704
* icf.cc (match_sections): Add new parameter section_addraligns.
Check section alignment and keep the section with the strictest
alignment.
(find_identical_sections): New local variable section_addraligns.
Store each section's alignment.
* testsuite/pr17704a_test.s: New file.
* testsuite/Makefile.am (pr17704a_test): New test.
* testsuite/Makefile.in: Regenerate.
Diffstat (limited to 'binutils-2.25/gold/testsuite/Makefile.am')
| -rw-r--r-- | binutils-2.25/gold/testsuite/Makefile.am | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/binutils-2.25/gold/testsuite/Makefile.am b/binutils-2.25/gold/testsuite/Makefile.am index ce1af05a..e2477295 100644 --- a/binutils-2.25/gold/testsuite/Makefile.am +++ b/binutils-2.25/gold/testsuite/Makefile.am @@ -976,6 +976,16 @@ endif FN_PTRS_IN_SO_WITHOUT_PIC endif TLS +if DEFAULT_TARGET_X86_64 + +check_PROGRAMS += pr17704a_test +pr17704a_test.o: pr17704a_test.s + $(TEST_AS) --64 -o $@ $< +pr17704a_test: pr17704a_test.o gcctestdir/ld + gcctestdir/ld --icf=all -o $@ $< + +endif DEFAULT_TARGET_X86_64 + if DEFAULT_TARGET_I386 check_SCRIPTS += i386_mov_to_lea.sh |