1 files changed, 49 insertions, 0 deletions
diff --git a/test/CodeGenCXX/anonymous-union-member-initializer.cpp b/test/CodeGenCXX/anonymous-union-member-initializer.cpp
index 324ff4aee2..a12ae53f39 100644
--- a/test/CodeGenCXX/anonymous-union-member-initializer.cpp
+++ b/test/CodeGenCXX/anonymous-union-member-initializer.cpp
@@ -67,6 +67,55 @@ namespace test2 {
   // CHECK: }
 }
 
+namespace PR10512 {
+  struct A {
+    A();
+    A(int);
+    A(long);
+
+    struct {
+      struct {int x;};
+      struct {int y;};
+    };
+  };
+
+  // CHECK: define void @_ZN7PR105121AC2Ev
+  // CHECK: [[THISADDR:%[a-zA-z0-9.]+]] = alloca [[A:%"struct[A-Za-z0-9:.]+"]]
+  // CHECK-NEXT: store [[A]]* [[THIS:%[a-zA-z0-9.]+]], [[A]]** [[THISADDR]]
+  // CHECK-NEXT: [[THIS1:%[a-zA-z0-9.]+]] = load [[A]]** [[THISADDR]]
+  // CHECK-NEXT: ret void
+  A::A() {}
+
+  // CHECK: define void @_ZN7PR105121AC2Ei
+  // CHECK: [[THISADDR:%[a-zA-z0-9.]+]] = alloca [[A:%"struct[A-Za-z0-9:.]+"]]
+  // CHECK-NEXT: [[XADDR:%[a-zA-z0-9.]+]] = alloca i32
+  // CHECK-NEXT: store [[A]]* [[THIS:%[a-zA-z0-9.]+]], [[A]]** [[THISADDR]]
+  // CHECK-NEXT: store i32 [[X:%[a-zA-z0-9.]+]], i32* [[XADDR]]
+  // CHECK-NEXT: [[THIS1:%[a-zA-z0-9.]+]] = load [[A]]** [[THISADDR]]
+  // CHECK-NEXT: {{getelementptr inbounds.*i32 0, i32 0}}
+  // CHECK-NEXT: {{getelementptr inbounds.*i32 0, i32 0}}
+  // CHECK-NEXT: {{getelementptr inbounds.*i32 0, i32 0}}
+  // CHECK-NEXT: [[TMP:%[a-zA-z0-9.]+]] = load i32* [[XADDR]]
+  // CHECK-NEXT: store i32 [[TMP]]
+  // CHECK-NEXT: ret void
+  A::A(int x) : x(x) { }
+
+  // CHECK: define void @_ZN7PR105121AC2El
+  // CHECK: [[THISADDR:%[a-zA-z0-9.]+]] = alloca [[A:%"struct[A-Za-z0-9:.]+"]]
+  // CHECK-NEXT: [[XADDR:%[a-zA-z0-9.]+]] = alloca i64
+  // CHECK-NEXT: store [[A]]* [[THIS:%[a-zA-z0-9.]+]], [[A]]** [[THISADDR]]
+  // CHECK-NEXT: store i64 [[X:%[a-zA-z0-9.]+]], i64* [[XADDR]]
+  // CHECK-NEXT: [[THIS1:%[a-zA-z0-9.]+]] = load [[A]]** [[THISADDR]]
+  // CHECK-NEXT: {{getelementptr inbounds.*i32 0, i32 0}}
+  // CHECK-NEXT: {{getelementptr inbounds.*i32 0, i32 1}}
+  // CHECK-NEXT: {{getelementptr inbounds.*i32 0, i32 0}}
+  // CHECK-NEXT: [[TMP:%[a-zA-z0-9.]+]] = load i64* [[XADDR]]
+  // CHECK-NEXT: [[CONV:%[a-zA-z0-9.]+]] = trunc i64 [[TMP]] to i32
+  // CHECK-NEXT: store i32 [[CONV]]
+  // CHECK-NEXT: ret void
+  A::A(long y) : y(y) { }
+}
+
 namespace test3 {
   struct A {
     union {