1 /* PR preprocessor/27777 */ 2 /* { dg-do preprocess } */ 3 /* { dg-options { -trigraphs -Wall } } */ 4 5 #error "BUG??!" 6 /* { dg-error "BUG" "" { target *-*-* } .-1 } */ 7 /* { dg-warning "trigraph" "" { target *-*-* } .-2 } */ 8