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r124127 - in /branches/gcc-4_2-branch/gcc: Chan...
- From: ian at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Tue, 24 Apr 2007 21:54:22 -0000
- Subject: r124127 - in /branches/gcc-4_2-branch/gcc: Chan...
Author: ian
Date: Tue Apr 24 22:54:22 2007
New Revision: 124127
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=124127
Log:
PR tree-optimization/31602
* tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
conditionals in the copied loop header.
* tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
warnings if TREE_NO_WARNING is set.
* doc/invoke.texi (Warning Options): Clarify that
-Wstrict-overflow does not warn about loops.
Modified:
branches/gcc-4_2-branch/gcc/ChangeLog
branches/gcc-4_2-branch/gcc/doc/invoke.texi
branches/gcc-4_2-branch/gcc/tree-cfg.c
branches/gcc-4_2-branch/gcc/tree-ssa-loop-ch.c