| /* Test for redefining traditional macros with significant differences. */ |
| |
| /* { dg-do preprocess } */ |
| |
| #define foo bar /* { dg-warning "previous def" "foo prev def" } */ |
| #define foo barr /* { dg-warning "redefined" "foo redefined" } */ |
| |
| #undef foo |
| #define foo bar /* { dg-warning "previous def" "foo prev def 2" } */ |
| #define foo() bar /* { dg-warning "redefined" "foo redefined 2" } */ |
| |
| #undef foo |
| #define foo() bar /* { dg-warning "previous def" "foo prev def" } */ |
| #define foo() barr /* { dg-warning "redefined" "foo redefined" } */ |
| |
| #define quux(thud) a thud b /* { dg-warning "previous def" "quux prev def" } */ |
| #define quux(thu) a thud b /* { dg-warning "redefined" "quux redefined" } */ |
| |
| #define bar(x, y) x+y /* { dg-warning "previous def" "bar prev def" } */ |
| #define bar(x, y) x+x /* { dg-warning "redefined" "bar redefined" } */ |
| |
| #define bat(x, y) x+y /* { dg-warning "previous def" "bat prev def" } */ |
| #define bat(x, y) x+ y /* { dg-warning "redefined" "bat redefined" } */ |
| |
| #define baz(x, y) x+y /* { dg-warning "previous def" "baz prev def" } */ |
| #define baz(x, y) x +y /* { dg-warning "redefined" "baz redefined" } */ |
| |
| #define f(x, y) "x y" /* { dg-warning "previous def" "f prev def" } */ |
| #define f(x, y) "x y" /* { dg-warning "redefined" "f redefined" } */ |
| |
| #define g(x, y) 'x' /* { dg-warning "previous def" "g prev def" } */ |
| #define g(x, y) ' x' /* { dg-warning "redefined" "g redefined" } */ |
