1 // P1064R0
2 // { dg-do compile { target c++11 } }
3 // { dg-options "-pedantic-errors" }
4 
5 struct X
6 {
fX7   constexpr virtual int f() { return 0; } // { dg-error "member .f. can be declared both .virtual. and .constexpr. only" "" { target c++17_down } }
8 };
9