Add no-warning to test case.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59995 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Analysis/array-struct.c b/test/Analysis/array-struct.c
index 914d6e2..3b6bc82 100644
--- a/test/Analysis/array-struct.c
+++ b/test/Analysis/array-struct.c
@@ -62,7 +62,7 @@
 
 void f8() {
   int a[10];
-  a[sizeof(a)/sizeof(int) - 1] = 1;
+  a[sizeof(a)/sizeof(int) - 1] = 1; // no-warning
 }
 
 void f9() {