1 files changed, 62 insertions, 1 deletions
diff --git a/test/CodeGen/pragma-pack-1.c b/test/CodeGen/pragma-pack-1.c
index c30a62ac3c4e..2a71c8f79b34 100644
--- a/test/CodeGen/pragma-pack-1.c
+++ b/test/CodeGen/pragma-pack-1.c
@@ -1,7 +1,68 @@
-// RUN: %clang_cc1 -emit-llvm -o - %s
+// RUN: %clang_cc1 -triple x86_64-apple-macosx10.7.0 -emit-llvm -o - %s | FileCheck %s
 
 // PR4610
 #pragma pack(4)
 struct ref {
         struct ref *next;
 } refs;
+
+// PR13580
+struct S
+{
+  char a[3];
+#pragma pack(1)
+  struct T
+  {
+    char b;
+    int c;
+  } d;
+#pragma pack()
+  struct T2
+  {
+    char b;
+    int c;
+  } d2;
+} ss;
+
+struct S3
+{
+  char a[3];
+#pragma pack(push, 2)
+  struct T3
+  {
+    char b;
+    int c;
+  } d;
+#pragma pack(pop)
+  struct T32
+  {
+    char b;
+    int c;
+  } e;
+} s3;
+
+struct S4
+{
+  char a[3];
+#pragma align=packed
+  struct T4
+  {
+    char b;
+    int c;
+  } d;
+  int e;
+} s4;
+
+// CHECK: [[struct_ref:%[a-zA-Z0-9_.]+]] = type <{ [[struct_ref]]* }>
+// CHECK: [[struct_S:%[a-zA-Z0-9_.]+]] = type { [3 x i8], [[struct_T:%[a-zA-Z0-9_.]+]], [[struct_T2:%[a-zA-Z0-9_.]+]] }
+// CHECK: [[struct_T]] = type <{ i8, i32 }>
+// CHECK: [[struct_T2]] = type { i8, i32 }
+
+// CHECK: %struct.S3 = type <{ [3 x i8], i8, %struct.T3, [2 x i8], %struct.T32 }>
+// CHECK: %struct.T3 = type <{ i8, i8, i32 }>
+// CHECK: %struct.T32 = type { i8, i32 }
+// CHECK: %struct.S4 = type { [3 x i8], %struct.T4, i32 }
+// CHECK: %struct.T4 = type <{ i8, i32 }>
+
+// CHECK: @refs = common global [[struct_ref]]
+// CHECK: @ss = common global [[struct_S]]