/* { dg-do compile } */ | |
/* { dg-options "-std=c89 -pedantic" } */ | |
#define f(a,b) f2(a,,b) | |
#define f2(a,b,c) a; b; c; | |
#define f3(a) a | |
#define g() p() | |
void p(void) {} | |
void foo(void) | |
{ | |
f(p(),p()); /* { dg-warning "macro f2 argument 2: empty macro arguments are undefined" } */ | |
f2(p(),,p()); /* { dg-warning "macro f2 argument 2: empty macro arguments are undefined" } */ | |
f3(); /* { dg-warning "macro f3 argument 1: empty macro arguments are undefined" } */ | |
g(); | |
} |