// { dg-do compile } // Make sure we emit a decent error message when trying to mangle an // expression not supported by the C++ ABI due to a defect. template <int N> struct A {}; struct B { static int foo(void); }; template <class T> A<sizeof(T::foo())> func(void); int main() { func<B>(); // { dg-error "sorry, unimplemented" } }