1 // PR c++/63757 2 // { dg-do compile { target c++11 } } 3 4 typedef decltype(nullptr) nullptr_t; 5 6 void bar(void*) {} 7 8 struct foo 9 { 10 operator nullptr_t() 11 { 12 return nullptr; 13 } 14 }; 15 16 int main() 17 { 18 bar(foo()); 19 } 20