[Bug tree-optimization/46969] [4.6 Regression] -fcompare-debug failure with -O -ftree-vectorize -ftree-parallelize-loops=2
jakub at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Sat Dec 18 21:07:00 GMT 2010
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46969
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-12-18 21:07:15 UTC ---
Author: jakub
Date: Sat Dec 18 21:07:12 2010
New Revision: 168034
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=168034
Log:
PR tree-optimization/46969
* tree-parloops.c (struct reduction_info): Add reduc_version.
(reduction_info_hash): Return reduc_version field.
(reduction_phi): Set reduc_version to gimple_uid (phi).
(build_new_reduction): Set reduc_version to SSA_NAME_VERSION of
phi result.
(set_reduc_phi_uids): New function.
(gather_scalar_reductions): Call it at the end through htab_traverse.
* gcc.dg/autopar/pr46969.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/autopar/pr46969.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-parloops.c
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