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[Bug rtl-optimization/28096] [4.2 regression] fdlibm/strtod.c miscompiled at -O2
- From: "ebotcazou at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 30 Sep 2006 13:31:41 -0000
- Subject: [Bug rtl-optimization/28096] [4.2 regression] fdlibm/strtod.c miscompiled at -O2
- References: <bug-28096-12856@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #22 from ebotcazou at gcc dot gnu dot org 2006-09-30 13:31 -------
Subject: Bug 28096
Author: ebotcazou
Date: Sat Sep 30 13:31:29 2006
New Revision: 117331
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=117331
Log:
PR rtl-optimization/28096
* ifcvt.c (check_cond_move_block): Return FALSE if the source of an
assignment has already been used as a destination earlier in the
block.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/20060930-1.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/ifcvt.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28096