1 files changed, 15 insertions, 0 deletions
diff --git a/test/CodeGen/array-init.c b/test/CodeGen/array-init.c
new file mode 100644
index 0000000000000..62e87edc29741
--- /dev/null
+++ b/test/CodeGen/array-init.c
@@ -0,0 +1,15 @@
+// RUN: %clang_cc1 %s -O0 -triple x86_64-unknown-linux-gnu -emit-llvm -o - | FileCheck -check-prefix=CHECK-NO-MERGE-CONSTANTS %s
+// RUN: %clang_cc1 %s -O0 -triple x86_64-unknown-linux-gnu -fmerge-all-constants -emit-llvm -o - | FileCheck -check-prefix=CHECK-MERGE-CONSTANTS %s
+
+// CHECK-NO-MERGE-CONSTANTS: @{{.*}}.a1 = private unnamed_addr constant [5 x i32] [i32 0, i32 1, i32 2, i32 0, i32 0]
+
+// CHECK-MERGE-CONSTANTS: @{{.*}}.a1 = internal constant [5 x i32] [i32 0, i32 1, i32 2, i32 0, i32 0]
+// CHECK-MERGE-CONSTANTS: @{{.*}}.a2 = internal constant [5 x i32] zeroinitializer
+// CHECK-MERGE-CONSTANTS: @{{.*}}.a3 = internal constant [5 x i32] zeroinitializer
+
+void testConstArrayInits(void)
+{
+  const int a1[5] = {0,1,2};
+  const int a2[5] = {0,0,0};
+  const int a3[5] = {0};
+}