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[Bug tree-optimization/46886] [4.5/4.6/4.7 Regression] wrong code with -ftree-parallelize-loops -fno-tree-ch
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 08 Feb 2012 15:28:06 +0000
- Subject: [Bug tree-optimization/46886] [4.5/4.6/4.7 Regression] wrong code with -ftree-parallelize-loops -fno-tree-ch
- Auto-submitted: auto-generated
- References: <bug-46886-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46886
--- Comment #10 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-02-08 15:28:06 UTC ---
Author: rguenth
Date: Wed Feb 8 15:28:01 2012
New Revision: 184010
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=184010
Log:
2012-03-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/46886
* tree-flow.h (do_while_loop_p): Declare.
* tree-ssa-loop-ch.c (do_while_loop_p): Export.
* tree-parloops.c (parallelize_loops): Only parallelize do-while
loops.
* testsuite/libgomp.c/pr46886.c: New testcase.
Added:
trunk/libgomp/testsuite/libgomp.c/pr46886.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/tree-flow.h
trunk/gcc/tree-parloops.c
trunk/gcc/tree-ssa-loop-ch.c
trunk/libgomp/ChangeLog