ir-gen support for anonymous union data member

copying in copy constructors and used in
default constructor's initializer list.

llvm-svn: 78700

1 files changed, 15 insertions, 1 deletions

diff --git a/clang/test/CodeGenCXX/copy-constructor-synthesis.cpp b/clang/test/CodeGenCXX/copy-constructor-synthesis.cpp
index 851a4ea60a5..121fd41b5cc 100644
--- a/clang/test/CodeGenCXX/copy-constructor-synthesis.cpp
+++ b/clang/test/CodeGenCXX/copy-constructor-synthesis.cpp
@@ -26,12 +26,15 @@ struct P {
 
 
 struct X  : M, N, P { // ...
-	X() : f1(1.0), d1(2.0), i1(3), name("HELLO"), bf1(0xff), bf2(0xabcd) {}
+	X() : f1(1.0), d1(2.0), i1(3), name("HELLO"), bf1(0xff), bf2(0xabcd),
+              au_i1(1234), au1_4("MASKED") {}
         P p0;
 	void pr() { printf("iM = %d iN = %d, m1.iM = %d\n", iM, iN, m1.iM); 
                     printf("im = %d p0.iP = %d, p1.iP = %d\n", iP, p0.iP, p1.iP); 
                     printf("f1 = %f  d1 = %f  i1 = %d name(%s) \n", f1, d1, i1, name);
 		    printf("bf1 = %x  bf2 = %x\n", bf1, bf2);
+		    printf("au_i2 = %d\n", au_i2); 
+                    printf("au1_1 = %s\n", au1_1); 
                    }
 	M m1;
         P p1;
@@ -41,6 +44,17 @@ struct X  : M, N, P { // ...
 	const char *name;
 	unsigned bf1 : 8;
         unsigned bf2 : 16;
+
+	union {
+          int au_i1;
+          int au_i2;
+        };
+        union {
+          const char * au1_1;
+          float au1_2;
+          int au1_3;
+          const char * au1_4;
+        };
 };
 
 int main()