| /* It is a constraint violation for a static function to be declared |
| but not defined if it is used except in a sizeof expression. The |
| use of the function simply being unevaluated is not enough. */ |
| /* Origin: Joseph Myers <jsm@polyomino.org.uk> */ |
| /* { dg-do compile } */ |
| /* { dg-options "-O2 -std=iso9899:1990 -pedantic-errors" } */ |
| |
| /* Constraint violation (trivial case, where function is used). */ |
| static void f0(void); /* { dg-error "has internal linkage but is not defined" } */ |
| void g0(void) { f0(); } /* { dg-error "note: used here" } */ |
| |
| /* Constraint violation. */ |
| static void f1(void); /* { dg-error "has internal linkage but is not defined" } */ |
| void g1(void) { if (0) { f1(); } } /* { dg-error "note: used here" } */ |
| |
| /* Constraint violation. */ |
| static int f2(void); /* { dg-error "has internal linkage but is not defined" } */ |
| void g2(void) { 0 ? f2() : 0; } /* { dg-error "note: used here" } */ |
| |
| /* OK. */ |
| static int f3(void); |
| void g3(void) { sizeof(f3()); } |
