| // P1668R1: Permit unevaluated inline asm in constexpr functions | |
| // PR c++/91346 | |
| // { dg-do compile { target c++20 } } | |
| constexpr int | |
| foo (bool b) | |
| { | |
| if (b) | |
| return 42; | |
| asm (""); // { dg-error "inline assembly is not a constant expression" } | |
| // { dg-message "only unevaluated inline assembly" "" { target *-*-* } .-1 } | |
| return -1; | |
| } | |
| constexpr int i = foo (true); | |
| static_assert(i == 42, ""); | |
| constexpr int j = foo (false); // { dg-message "in .constexpr. expansion of" } |