| /* Test for constant expressions: invalid null pointer constants in |
| various contexts (make sure NOPs are not inappropriately |
| stripped). */ |
| /* Origin: Joseph Myers <joseph@codesourcery.com> */ |
| /* { dg-do compile } */ |
| /* { dg-options "-std=iso9899:1990 -pedantic-errors" } */ |
| |
| __extension__ typedef __SIZE_TYPE__ size_t; |
| |
| void *p = (size_t)(void *)0; /* { dg-error "without a cast" } */ |
| struct s { void *a; } q = { (size_t)(void *)0 }; /* { dg-error "without a cast|near initialization" } */ |
| void * |
| f (void) |
| { |
| void *r; |
| r = (size_t)(void *)0; /* { dg-error "without a cast" } */ |
| return (size_t)(void *)0; /* { dg-error "without a cast" } */ |
| } |
| void g (void *); /* { dg-message "but argument is of type" } */ |
| void |
| h (void) |
| { |
| g ((size_t)(void *)0); /* { dg-error "without a cast" } */ |
| } |
| void g2 (int, void *); /* { dg-message "but argument is of type" } */ |
| void |
| h2 (void) |
| { |
| g2 (0, (size_t)(void *)0); /* { dg-error "without a cast" } */ |
| } |
