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authorRahul Chaudhry <rahulchaudhry@google.com>2016-10-21 23:34:06 (GMT)
committerRahul Chaudhry <rahulchaudhry@google.com>2016-10-21 23:34:06 (GMT)
commitb8ff982870858c54e09105458b6955b391cc0a11 (patch)
tree4257a2c773e6288a8638f105a4ed21ccc45ff4ec /binutils-2.25/gold/testsuite/Makefile.am
parent129dec3ed0e1fc07f75a4322014d770cfd642f4d (diff)
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gold: make icf respect section alignment requirements.refs/keep-around/b8ff982870858c54e09105458b6955b391cc0a11
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.am10
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 ce1af05..e247729 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