| // PR c++/91264 | |
| // { dg-do compile { target c++14 } } | |
| struct S { | |
| int a = 1; | |
| int * ptr = &a; | |
| }; | |
| constexpr bool f() { | |
| auto const s = S{}; // { dg-message "originally declared" } | |
| *s.ptr = 2; // { dg-error "modifying a const object" } | |
| return s.a == 2; | |
| } | |
| static_assert(f(), ""); // { dg-error "non-constant condition" } | |
| // { dg-message "in 'constexpr' expansion of" "" { target *-*-* } .-1 } |