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[Bug tree-optimization/36181] Simple for loop generates ICE with -ftree-parallelize-loops=2
- From: "spop at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 21 May 2008 15:57:42 -0000
- Subject: [Bug tree-optimization/36181] Simple for loop generates ICE with -ftree-parallelize-loops=2
- References: <bug-36181-16165@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from spop at gcc dot gnu dot org 2008-05-21 15:57 -------
Subject: Bug 36181
Author: spop
Date: Wed May 21 15:56:57 2008
New Revision: 135722
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=135722
Log:
2008-05-15 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
PR tree-optimization/36181
Backport from mainline:
* tree-parloops.c (loop_has_vector_phi_nodes): New.
(parallelize_loops): Don't parallelize when the loop has vector
phi nodes.
* gcc.dg/tree-ssa/pr36181.c: New.
Added:
branches/gcc-4_3-branch/gcc/testsuite/gcc.dg/tree-ssa/pr36181.c
Modified:
branches/gcc-4_3-branch/gcc/ChangeLog
branches/gcc-4_3-branch/gcc/testsuite/ChangeLog
branches/gcc-4_3-branch/gcc/tree-parloops.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36181