re PR tree-optimization/71478 (ICE in tree-ssa-reassoc.c after r236564)

gcc/testsuite/ChangeLog:

2016-06-11  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71478
	* gcc.dg/pr71478.c: New test.

gcc/ChangeLog:

2016-06-11  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71478
	* tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
	vector integer type.

From-SVN: r237318

gcc/ChangeLog

+2016-06-11  Kugan Vivekanandarajah  <kuganv@linaro.org>
+
+	PR middle-end/71478
+	* tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
+	vector integer type.
+
 2016-06-10  Jakub Jelinek  <jakub@redhat.com>
 
 	PR middle-end/71494

gcc/testsuite/ChangeLog

+2016-06-11  Kugan Vivekanandarajah  <kuganv@linaro.org>
+
+	PR middle-end/71478
+	* gcc.dg/pr71478.c: New test.
+
 2016-06-10  Jakub Jelinek  <jakub@redhat.com>
 
 	PR middle-end/71494

gcc/testsuite/gcc.dg/pr71478.c

+/* PR middle-end/71478 */
+/* { dg-require-effective-target vect_int } */
+/* { dg-do compile } */
+/* { dg-options "-O3" } */
+
+typedef unsigned int __attribute__ ((vector_size (8))) uv2si;
+typedef int __attribute__ ((vector_size (8))) v2si;
+
+uv2si bar (v2si);
+
+uv2si
+foo (void)
+{
+  v2si x = (v2si) (0x00007fff80008000UL);
+  v2si y = (v2si) (0x8f997fff00000000UL);
+  uv2si z = x >= y;
+  uv2si k = bar (x);
+  uv2si j = k * __builtin_shuffle (z, z, (uv2si) {1, 3});
+  return k * j;
+}
+

gcc/tree-ssa-reassoc.c

@@ -5303,8 +5303,7 @@ reassociate_bb (basic_block bb)
 		  && rhs_code == MULT_EXPR)
 		{
 		  last = ops.last ();
-		  if (((TREE_CODE (last->op) == INTEGER_CST
-			&& integer_minus_onep (last->op))
+		  if ((integer_minus_onep (last->op)
 		       || real_minus_onep (last->op))
 		      && !HONOR_SNANS (TREE_TYPE (lhs))
 		      && (!HONOR_SIGNED_ZEROS (TREE_TYPE (lhs))