re PR testsuite/66720 (gcc.dg/vect/pr48052.c FAILs)

	PR tree-optimization/66720
	* gcc.dg/vect/pr48052.c: Use dg-require-effective-target
	vect_int_mult.

From-SVN: r225443

gcc/testsuite/ChangeLog

+2015-07-06  Bin Cheng  <bin.cheng@arm.com>
+
+	PR tree-optimization/66720
+	* gcc.dg/vect/pr48052.c: Use dg-require-effective-target
+	vect_int_mult.
+
 2015-07-05  Chung-Lin Tang  <cltang@codesourcery.com>
 	    Sandra Loosemore <sandra@codesourcery.com>
 

gcc/testsuite/gcc.dg/vect/pr48052.c

 /* { dg-do compile } */
-/* { dg-additional-options "-O3" } */
+/* { dg-require-effective-target vect_int_mult } */
 
 int foo(int* A, int* B,  unsigned start, unsigned BS)
 {
-  int s;
+  int s = 0;
   for (unsigned k = start;  k < start + BS; k++)
     {
       s += A[k] * B[k];
@@ -14,7 +14,7 @@ int foo(int* A, int* B,  unsigned start, unsigned BS)
 
 int bar(int* A, int* B, unsigned BS)
 {
-  int s;
+  int s = 0;
   for (unsigned k = 0;  k < BS; k++)
     {
       s += A[k] * B[k];