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[Bug rtl-optimization/58831] [4.8/4.9 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu in 64-bit mode
- 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: Fri, 25 Oct 2013 09:21:13 +0000
- Subject: [Bug rtl-optimization/58831] [4.8/4.9 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu in 64-bit mode
- Auto-submitted: auto-generated
- References: <bug-58831-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58831
--- Comment #7 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Author: ebotcazou
Date: Fri Oct 25 09:21:11 2013
New Revision: 204055
URL: http://gcc.gnu.org/viewcvs?rev=204055&root=gcc&view=rev
Log:
PR rtl-optimization/58831
* alias.c (init_alias_analysis): At the beginning of each iteration, set
the reg_seen[N] bit if static_reg_base_value[N] is non-null.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/pr58831.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/alias.c
trunk/gcc/testsuite/ChangeLog