| // PR c++/86917 | |
| // { dg-do compile { target c++11 } } | |
| struct A | |
| { | |
| constexpr A () : c (0) {} | |
| static const A z; | |
| unsigned c; | |
| }; | |
| struct B | |
| { | |
| typedef A W[4]; // { dg-error "paren" "" { target { ! c++20 } } .+1 } | |
| constexpr B () : w ({ A::z, A::z, A::z, A::z }) {} // { dg-error "constant|could not convert" } | |
| W w; | |
| }; | |
| struct C | |
| { | |
| C (); | |
| B w[1]; | |
| }; | |
| C::C () { } |