2 // { dg-do compile { target c++11 } }
3 // { dg-options "-Wno-system-headers -w" }
4 // { dg-bogus "says that these are ambiguous" "" { target *-*-* } 0 }
5 // { dg-bogus "candidate 1" "" { target *-*-* } 0 }
6 // { dg-bogus "candidate 2" "" { target *-*-* } 0 }
13 template<typename U> X(int, U&&) { }
14 template<typename U> X(char, const X<U>&) { }