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[Bug tree-optimization/53265] Warn when undefined behavior implies smaller iteration count
- 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: Thu, 14 Mar 2013 10:54:45 +0000
- Subject: [Bug tree-optimization/53265] Warn when undefined behavior implies smaller iteration count
- Auto-submitted: auto-generated
- References: <bug-53265-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53265
--- Comment #26 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-03-14 10:54:45 UTC ---
Author: jakub
Date: Thu Mar 14 10:54:38 2013
New Revision: 196655
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=196655
Log:
PR tree-optimization/53265
* gcc.dg/graphite/scop-3.c (toto): Increase array size to avoid
undefined behavior.
* gcc.dg/graphite/id-6.c (test): Likewise.
* gcc.dg/graphite/pr35356-2.c: Adjust regexp patterns to only look for
MIN_EXPR and MAX_EXPR in GIMPLE stmts.
Modified:
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/graphite/id-6.c
trunk/gcc/testsuite/gcc.dg/graphite/pr35356-2.c
trunk/gcc/testsuite/gcc.dg/graphite/scop-3.c