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| author | Ira Rosen <irar@il.ibm.com> | 2010-10-26 15:53:28 +0000 |
|---|---|---|
| committer | Ira Rosen <irar@gcc.gnu.org> | 2010-10-26 15:53:28 +0000 |
| commit | 75264e61bdb256689fb9fc1492bf6586ae2449fe (patch) | |
| tree | 1efa20dd7209a3c3ee9854624b936a49cba67c1c /gcc/tree-vect-patterns.c | |
| parent | 883fff6cf718997c2892be3f4b5177459b04c00f (diff) | |
| download | gcc-75264e61bdb256689fb9fc1492bf6586ae2449fe.zip gcc-75264e61bdb256689fb9fc1492bf6586ae2449fe.tar.gz gcc-75264e61bdb256689fb9fc1492bf6586ae2449fe.tar.bz2 | |
re PR tree-optimization/46167 (ICE: SIGSEGV in flow_bb_inside_loop_p (cfgloop.c:776) with -O -ftree-vectorize)
PR tree-optimization/46167
* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Check that there
is basic block for the statement.
From-SVN: r165970
Diffstat (limited to 'gcc/tree-vect-patterns.c')
| -rw-r--r-- | gcc/tree-vect-patterns.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-vect-patterns.c b/gcc/tree-vect-patterns.c index ebe00d62..a26cb0b 100644 --- a/gcc/tree-vect-patterns.c +++ b/gcc/tree-vect-patterns.c @@ -257,7 +257,7 @@ vect_recog_dot_prod_pattern (gimple last_stmt, tree *type_in, tree *type_out) stmt = SSA_NAME_DEF_STMT (oprnd0); /* It could not be the dot_prod pattern if the stmt is outside the loop. */ - if (!flow_bb_inside_loop_p (loop, gimple_bb (stmt))) + if (!gimple_bb (stmt) || !flow_bb_inside_loop_p (loop, gimple_bb (stmt))) return NULL; /* FORNOW. Can continue analyzing the def-use chain when this stmt in a phi |