This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug rtl-optimization/62030] wrong code due to ifcvt merging two stores which have different aliasing sets
- From: "vries at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 14 Aug 2014 16:14:31 +0000
- Subject: [Bug rtl-optimization/62030] wrong code due to ifcvt merging two stores which have different aliasing sets
- Auto-submitted: auto-generated
- References: <bug-62030-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62030
--- Comment #7 from vries at gcc dot gnu.org ---
Author: vries
Date: Thu Aug 14 16:13:59 2014
New Revision: 213970
URL: https://gcc.gnu.org/viewcvs?rev=213970&root=gcc&view=rev
Log:
Fix if-conversion pass for dead type-unsafe code
2014-08-14 Tom de Vries <tom@codesourcery.com>
PR rtl-optimization/62004
PR rtl-optimization/62030
* ifcvt.c (rtx_interchangeable_p): New function.
(noce_try_move, noce_process_if_block): Use rtx_interchangeable_p.
* emit-rtl.c (mem_attrs_eq_p): Remove static.
* emit-rtl.h (mem_attrs_eq_p): Declare.
* gcc.dg/pr62004.c: New test.
* gcc.dg/pr62030.c: Same.
* gcc.target/mips/pr62030-octeon.c: Same.
Added:
trunk/gcc/testsuite/gcc.dg/pr62004.c
trunk/gcc/testsuite/gcc.dg/pr62030.c
trunk/gcc/testsuite/gcc.target/mips/pr62030-octeon.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/emit-rtl.h
trunk/gcc/ifcvt.c
trunk/gcc/testsuite/ChangeLog