re PR testsuite/49239 (Random gcc.dg/vect/vect-strided-u8-i8-gap4-unknown.c failure)

	PR testsuite/49239
	* gcc.dg/vect/vect-strided-u8-i8-gap4-unknown.c: Initialize the
	output array.

From-SVN: r174469

gcc/testsuite/ChangeLog

+2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
+
+	PR testsuite/49239
+	* gcc.dg/vect/vect-strided-u8-i8-gap4-unknown.c: Initialize the
+	output array.
+
 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
 
 	PR target/49186

gcc/testsuite/gcc.dg/vect/vect-strided-u8-i8-gap4-unknown.c

@@ -25,6 +25,19 @@ main1 (s *arr, int n)
   s res[N];
   unsigned char x;
 
+  for (i = 0; i < N; i++)
+    {
+      res[i].a = 0;
+      res[i].b = 0;
+      res[i].c = 0;
+      res[i].d = 0;
+      res[i].e = 0;
+      res[i].f = 0;
+      res[i].g = 0;
+      res[i].h = 0;
+      __asm__ volatile ("");
+    }
+
   /* Check peeling for gaps for unknown loop bound.  */
   for (i = 0; i < n; i++)
     {