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[Bug tree-optimization/86066] [9 regression] wrong code for bit-field manipulation at -Os
- From: "ebotcazou at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 06 Jun 2018 13:13:56 +0000
- Subject: [Bug tree-optimization/86066] [9 regression] wrong code for bit-field manipulation at -Os
- Auto-submitted: auto-generated
- References: <bug-86066-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86066
--- Comment #3 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Author: ebotcazou
Date: Wed Jun 6 13:13:24 2018
New Revision: 261232
URL: https://gcc.gnu.org/viewcvs?rev=261232&root=gcc&view=rev
Log:
PR tree-optimization/86066
* gimple-ssa-store-merging.c (process_store): Do not bypass
BIT_NOT_EXPR
for BIT_INSERT_EXPR stores.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr86066.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/gimple-ssa-store-merging.c
trunk/gcc/testsuite/ChangeLog