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[Bug tree-optimization/46167] [4.5/4.6 Regression] ICE: SIGSEGV in flow_bb_inside_loop_p (cfgloop.c:776) with -O -ftree-vectorize
- From: "irar at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 26 Oct 2010 15:53:49 +0000
- Subject: [Bug tree-optimization/46167] [4.5/4.6 Regression] ICE: SIGSEGV in flow_bb_inside_loop_p (cfgloop.c:776) with -O -ftree-vectorize
- Auto-submitted: auto-generated
- References: <bug-46167-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46167
--- Comment #2 from irar at gcc dot gnu.org 2010-10-26 15:53:33 UTC ---
Author: irar
Date: Tue Oct 26 15:53:28 2010
New Revision: 165970
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=165970
Log:
PR tree-optimization/46167
* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Check that there
is basic block for the statement.
Added:
trunk/gcc/testsuite/gcc.dg/vect/O-pr46167.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/vect/vect.exp
trunk/gcc/tree-vect-patterns.c