| /* RUN: clang-cc %s -Eonly -std=c89 -pedantic -verify |
| */ |
| /* PR3937 */ |
| #define zero() 0 |
| #define one(x) 0 |
| #define two(x, y) 0 |
| |
| zero() |
| zero(1); /* expected-error {{too many arguments provided to function-like macro invocation}} */ |
| zero(1, 2, 3); /* expected-error {{too many arguments provided to function-like macro invocation}} */ |
| |
| one() /* ok */ |
| one(a) |
| one(a,) /* expected-error {{too many arguments provided to function-like macro invocation}} */ |
| one(a, b) /* expected-error {{too many arguments provided to function-like macro invocation}} */ |
| |
| two() /* expected-error {{too few arguments provided to function-like macro invocation}} */ |
| two(a) /* expected-error {{too few arguments provided to function-like macro invocation}} */ |
| two(a,b) |
| two(a, ) /* expected-warning {{empty macro arguments were standardized in C99}} */ |
| two(a,b,c) /* expected-error {{too many arguments provided to function-like macro invocation}} */ |
| two( |
| , /* expected-warning {{empty macro arguments were standardized in C99}} */ |
| , /* expected-warning {{empty macro arguments were standardized in C99}} \ |
| expected-error {{too many arguments provided to function-like macro invocation}} */ |
| ) |
| two(,) /* expected-warning 2 {{empty macro arguments were standardized in C99}} */ |
| |
| |
| |
| /* PR4006 */ |
| #define e(...) __VA_ARGS__ /* expected-warning {{variadic macros were introduced in C99}} */ |
| e(x) |