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[Bug target/71727] -O3 -mstrict-align produces code which assumes unaligned vector accesses work
- From: "clyon at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 06 Oct 2017 07:39:45 +0000
- Subject: [Bug target/71727] -O3 -mstrict-align produces code which assumes unaligned vector accesses work
- Auto-submitted: auto-generated
- References: <bug-71727-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71727
--- Comment #5 from Christophe Lyon <clyon at gcc dot gnu.org> ---
Author: clyon
Date: Fri Oct 6 07:38:51 2017
New Revision: 253477
URL: https://gcc.gnu.org/viewcvs?rev=253477&root=gcc&view=rev
Log:
[AArch64] Backport to gcc-7 PR71727 fix -mstrict-align
2017-10-06 Christophe Lyon <christophe.lyon@linaro.org>
gcc/
Backport from mainline r253242.
2017-09-27 Christophe Lyon <christophe.lyon@linaro.org>
PR target/71727
* config/aarch64/aarch64.c
(aarch64_builtin_support_vector_misalignment): Always return false
when misalignment is unknown.
gcc/testsuite/
Backport from mainline r253251.
2017-09-27 Christophe Lyon <christophe.lyon@linaro.org>
PR target/71727
* gcc.target/aarch64/pr71727-2.c: New test.
Added:
branches/gcc-7-branch/gcc/testsuite/gcc.target/aarch64/pr71727-2.c
Modified:
branches/gcc-7-branch/gcc/ChangeLog
branches/gcc-7-branch/gcc/config/aarch64/aarch64.c
branches/gcc-7-branch/gcc/testsuite/ChangeLog