Be sure to apply initializers to members of anonymous structs and unions

recursively, e.g. so that members of anonymous unions inside anonymous structs
still get initialized.  Also generate default constructor calls for anonymous
struct members when necessary.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@104292 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 18 insertions, 0 deletions

diff --git a/test/CodeGenCXX/anonymous-union-member-initializer.cpp b/test/CodeGenCXX/anonymous-union-member-initializer.cpp
index adb395021e..bd816a4a44 100644
--- a/test/CodeGenCXX/anonymous-union-member-initializer.cpp
+++ b/test/CodeGenCXX/anonymous-union-member-initializer.cpp
@@ -34,3 +34,21 @@ namespace PR7021 {
     // CHECK: ret void
   }
 }
+
+namespace test2 {
+  struct A {
+    struct {
+      union {
+        int b;
+      };
+    };
+
+    A();
+  };
+
+  A::A() : b(10) { }
+  // CHECK: define void @_ZN5test21AC2Ev(
+  // CHECK-NOT: }
+  // CHECK: store i32 10
+  // CHECK: }
+}