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From: "spop at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/46994] [4.6 Regression] ICE: in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c:422 with -fgraphite-identity -fno-tree-dce -ffast-math Date: Tue, 08 Feb 2011 16:55:00 -0000 [thread overview] Message-ID: <bug-46994-4-l5WpnGrUVO@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-46994-4@http.gcc.gnu.org/bugzilla/> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46994 --- Comment #3 from Sebastian Pop <spop at gcc dot gnu.org> 2011-02-08 16:54:03 UTC --- Author: spop Date: Tue Feb 8 16:53:57 2011 New Revision: 169928 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169928 Log: Fix PRs 46834, 46994, and 46995: only rewrite reductions not containing other computations. 2011-02-08 Sebastian Pop <sebastian.pop@amd.com> PR tree-optimization/46834 PR tree-optimization/46994 PR tree-optimization/46995 * graphite-sese-to-poly.c (used_outside_reduction): New. (detect_commutative_reduction): Call used_outside_reduction. (rewrite_commutative_reductions_out_of_ssa_close_phi): Call translate_scalar_reduction_to_array only when at least one loop-phi/close-phi tuple has been detected. * gcc.dg/graphite/id-pr46834.c: New. * gfortran.dg/graphite/id-pr46994.f90: New. * gfortran.dg/graphite/id-pr46995.f90: New. Added: trunk/gcc/testsuite/gcc.dg/graphite/id-pr46834.c trunk/gcc/testsuite/gfortran.dg/graphite/id-pr46994.f90 trunk/gcc/testsuite/gfortran.dg/graphite/id-pr46995.f90 Modified: trunk/gcc/ChangeLog trunk/gcc/graphite-sese-to-poly.c trunk/gcc/testsuite/ChangeLog
next prev parent reply other threads:[~2011-02-08 16:54 UTC|newest] Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top 2010-12-17 19:20 [Bug tree-optimization/46994] New: " zsojka at seznam dot cz 2010-12-17 19:44 ` [Bug tree-optimization/46994] " hjl.tools at gmail dot com 2011-02-04 7:56 ` spop at gcc dot gnu.org 2011-02-08 16:55 ` spop at gcc dot gnu.org [this message] 2011-02-08 16:57 ` spop at gcc dot gnu.org
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