| /* Test that declaring a function with () is the same as (void) in C2X. | |
| Invalid use cases. */ | |
| /* { dg-do compile } */ | |
| /* { dg-options "-std=c2x -pedantic-errors" } */ | |
| void f1 (); /* { dg-message "previous declaration" } */ | |
| void f1 (int); /* { dg-error "conflicting types" } */ | |
| void f2 (); /* { dg-message "declared here" } */ | |
| void | |
| f3 (void) | |
| { | |
| f2 (1); /* { dg-error "too many arguments" } */ | |
| } |