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[Bug tree-optimization/49642] constant part of a macro not optimized away as expected due to splitter
- From: "wschmidt at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 11 Jan 2012 16:52:13 +0000
- Subject: [Bug tree-optimization/49642] constant part of a macro not optimized away as expected due to splitter
- Auto-submitted: auto-generated
- References: <bug-49642-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49642
--- Comment #8 from William J. Schmidt <wschmidt at gcc dot gnu.org> 2012-01-11 16:52:13 UTC ---
Author: wschmidt
Date: Wed Jan 11 16:52:03 2012
New Revision: 183101
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183101
Log:
gcc:
2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/49642
* ipa-split.c (forbidden_dominators): New variable.
(check_forbidden_calls): New function.
(dominated_by_forbidden): Likewise.
(consider_split): Check for forbidden dominators.
(execute_split_functions): Initialize and free forbidden
dominators info; call check_forbidden_calls.
gcc/testsuite:
2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/49642
* gcc.dg/tree-ssa/pr49642-1.c: New test.
* gcc.dg/tree-ssa/pr49642-2.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr49642-1.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr49642-2.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/ipa-split.c
trunk/gcc/testsuite/ChangeLog