* g++.old-deja/g++.other/overload12.C

From-SVN: r37760

gcc/testsuite/g++.old-deja/g++.other/overload12.C

@@ -0,0 +1,30 @@
+// Build don't link:
+// Origin: Neil Booth <neilb@earthling.net> from bug #27.
+
+struct A{};
+
+struct B:A{};
+
+struct C:B{};
+
+struct CX
+{
+  C  c;
+
+  operator C&(){return c;}
+};
+
+// viable functions for call below
+void f(A&);
+void f(B&);
+
+int main()
+{
+  CX cx;
+  C  c;
+
+  f(c);   // the standard conversion to B& is better than to A& 
+
+  f(cx);  // after user defined conversion to C&
+  // the standard conversion to B& is better than to A& 
+}