re PR ada/70017 (c52103x and c52104x test failure on s390x)

	PR ada/70017
	* gcc.dg/pr70017.c (foo): Store 0 to first element of each array.

From-SVN: r233944

gcc/testsuite/ChangeLog

+2016-03-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR ada/70017
+	* gcc.dg/pr70017.c (foo): Store 0 to first element of each array.
+
 2016-03-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 
 	PR rtl-optimization/69904

gcc/testsuite/gcc.dg/pr70017.c

@@ -13,4 +13,8 @@ void foo(void)
 {
   HUNDRED(a)
   HUNDRED(b)
+#undef ONE
+#define ONE(s) a##s[0] = 0;
+  HUNDRED(a)
+  HUNDRED(b)
 } /* { dg-warning "frame size too large for reliable stack checking" } */