Handle default arguments when calling copy constructors for bases or members when synthesizing a copy constructor. Fixes PR6628.
llvm-svn: 99864
diff --git a/clang/test/CodeGenCXX/copy-constructor-synthesis.cpp b/clang/test/CodeGenCXX/copy-constructor-synthesis.cpp
index 35bd83a..3af40cb 100644
--- a/clang/test/CodeGenCXX/copy-constructor-synthesis.cpp
+++ b/clang/test/CodeGenCXX/copy-constructor-synthesis.cpp
@@ -110,3 +110,46 @@
void f(const B &b1) {
B b2(b1);
}
+
+// PR6628
+namespace PR6628 {
+
+struct T {
+ T();
+ ~T();
+
+ double d;
+};
+
+struct A {
+ A(const A &other, const T &t = T(), const T& t2 = T());
+};
+
+struct B : A {
+ A a1;
+ A a2;
+};
+
+// Force the copy constructor to be synthesized.
+void f(B b1) {
+ B b2 = b1;
+}
+
+// CHECK: define linkonce_odr void @_ZN6PR66281BC2ERKS0_
+// CHECK: call void @_ZN6PR66281TC1Ev
+// CHECK: call void @_ZN6PR66281TC1Ev
+// CHECK: call void @_ZN6PR66281AC2ERKS0_RKNS_1TES5_
+// CHECK: call void @_ZN6PR66281TD1Ev
+// CHECK: call void @_ZN6PR66281TD1Ev
+// CHECK: call void @_ZN6PR66281TC1Ev
+// CHECK: call void @_ZN6PR66281TC1Ev
+// CHECK: call void @_ZN6PR66281AC1ERKS0_RKNS_1TES5_
+// CHECK: call void @_ZN6PR66281TD1Ev
+// CHECK: call void @_ZN6PR66281TD1Ev
+// CHECK: call void @_ZN6PR66281TC1Ev
+// CHECK: call void @_ZN6PR66281TC1Ev
+// CHECK: call void @_ZN6PR66281AC1ERKS0_RKNS_1TES5_
+// CHECK: call void @_ZN6PR66281TD1Ev
+// CHECK: call void @_ZN6PR66281TD1Ev
+}
+