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[Bug tree-optimization/48022] [4.6 Regression] -Wstrict-overflow warning on code that doesn't have overflows
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 8 Mar 2011 10:43:21 +0000
- Subject: [Bug tree-optimization/48022] [4.6 Regression] -Wstrict-overflow warning on code that doesn't have overflows
- Auto-submitted: auto-generated
- References: <bug-48022-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48022
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-03-08 10:43:14 UTC ---
Author: jakub
Date: Tue Mar 8 10:43:10 2011
New Revision: 170772
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=170772
Log:
PR tree-optimization/48022
* fold-const.c (fold_comparison): Don't call fold_overflow_warning
for EQ/NE_EXPR.
* gcc.dg/pr48022-1.c: New test.
* gcc.dg/pr48022-2.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr48022-1.c
trunk/gcc/testsuite/gcc.dg/pr48022-2.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/fold-const.c
trunk/gcc/testsuite/ChangeLog