| // PR c++/103310 | |
| // Test that only manifestly-constant-evaluated comparisons lock a symbol's | |
| // weakness. | |
| // { dg-do compile { target c++17 } } | |
| // { dg-additional-options "-fdelete-null-pointer-checks" } | |
| extern void weakfn1 (void); | |
| extern void weakfn2 (void); | |
| void call_weakfn (void) | |
| { | |
| if (weakfn1) | |
| weakfn1 (); | |
| if constexpr (weakfn2) | |
| weakfn2 (); | |
| } | |
| extern void weakfn1 (void) __attribute__((weak)); | |
| extern void weakfn2 (void) __attribute__((weak)); // { dg-error "declared weak after being used" } |