| /* Test that declaring a function with () is the same as (void) in C23. Valid | |
| use cases. */ | |
| /* { dg-do compile } */ | |
| /* { dg-options "-std=c23 -pedantic-errors -Wstrict-prototypes" } */ | |
| void f1 (); | |
| void f1 (void); | |
| void f2 (void); | |
| void f2 (); | |
| typedef void T1 (); | |
| typedef void T1 (void); | |
| void f3 (); | |
| _Static_assert (_Generic (f3, | |
| void (*) (int) : 1, | |
| void (*) (void) : 2, | |
| default : 3) == 2); |