1 // Origin PR c++/51462 2 // { dg-options "-std=c++11" } 3 4 struct A 5 { 6 int i = 0; 7 }; 8 9 struct B 10 { 11 A a; BB12 constexpr B() : a(0) {} // { dg-error "no matching function" } 13 }; 14