/* Test that nested commas and parentheses in macro arguments are | |
OK. */ | |
/* { dg-do preprocess } */ | |
#define f(x) x | |
#define g(x, y) x y | |
#if f((1)) != 1 | |
# error /* { dg-bogus "error" "nested parens 1" } */ | |
#endif | |
#if f((1, 2)) != 2 | |
# error /* { dg-bogus "error" "nested comma 1" } */ | |
#endif | |
#if g(, (1)) != 1 | |
# error /* { dg-bogus "error" "nested parens 2" } */ | |
#endif | |
#if g((1, 2), + 3) != 5 | |
# error /* { dg-bogus "error" "nested comma 2" } */ | |
#endif |