diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index fe055b2caf7..04312df7432 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2017-02-02  Tamar Christina  <tamar.christina@arm.com>
+
+	PR middle-end/78142
+	* gcc.target/aarch64/vector_initialization_nostack.c
+	(f12): Use one vector
+
 2017-02-02  Jakub Jelinek  <jakub@redhat.com>
 
 	* c-c++-common/asan/pr63316.c: Use dg-skip-if instead of dg-options.
diff --git a/gcc/testsuite/gcc.target/aarch64/vector_initialization_nostack.c b/gcc/testsuite/gcc.target/aarch64/vector_initialization_nostack.c
index bbad04d0026..bf43f1cd72e 100644
--- a/gcc/testsuite/gcc.target/aarch64/vector_initialization_nostack.c
+++ b/gcc/testsuite/gcc.target/aarch64/vector_initialization_nostack.c
@@ -38,14 +38,14 @@ f11 (void)
   return sum;
 }
 
-char arr_c[100][100];
+char arr_c[100];
 char
 f12 (void)
 {
   int i;
   char sum = 0;
   for (i = 0; i < 100; i++)
-    sum += arr_c[i][0] * arr_c[0][i];
+    sum += arr_c[i] * arr_c[i];
   return sum;
 }