tree-vect-generic.c (expand_vector_operations_1): Check optab type before using it.

gcc/ * tree-vect-generic.c (expand_vector_operations_1): Check optab type before using it. From-SVN: r229413

tree-vect-generic.c (expand_vector_operations_1): Check optab type before using it.
gcc/ * tree-vect-generic.c (expand_vector_operations_1): Check optab type before using it. From-SVN: r229413
cbf3bf32 · Ilya Enkovich · Ilya Enkovich · 2d6bc7fa · cbf3bf32 · cbf3bf32
Commit cbf3bf32 authored Oct 27, 2015 by Ilya Enkovich Committed by Ilya Enkovich Oct 27, 2015
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gcc/ChangeLog
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gcc/tree-vect-generic.c
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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+2015-10-27  Ilya Enkovich  <enkovich.gnu@gmail.com>
+
+	* tree-vect-generic.c (expand_vector_operations_1): Check
+	optab type before using it.
+
 2015-10-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

 	* config/aarch64/aarch64-protos.h
--- a/gcc/tree-vect-generic.c
+++ b/gcc/tree-vect-generic.c
@@ -1533,7 +1533,7 @@ expand_vector_operations_1 (gimple_stmt_iterator *gsi)
      && TYPE_MODE (TREE_TYPE (type)) == TYPE_MODE (TREE_TYPE (srhs1)))
    {
      op = optab_for_tree_code (code, TREE_TYPE (type), optab_scalar);
-      if (op != unknown_optab
+      if (op >= FIRST_NORM_OPTAB && op <= LAST_NORM_OPTAB
 	  && optab_handler (op, TYPE_MODE (TREE_TYPE (type))) != CODE_FOR_nothing)
 	{
 	  tree slhs = make_ssa_name (TREE_TYPE (srhs1));