| /* RUN: %clang_cc1 %s -Eonly -std=c89 -pedantic -verify |
| */ |
| /* PR3937 */ |
| #define zero() 0 /* expected-note 2 {{defined here}} */ |
| #define one(x) 0 /* expected-note 2 {{defined here}} */ |
| #define two(x, y) 0 /* expected-note 4 {{defined here}} */ |
| #define zero_dot(...) 0 /* expected-warning {{variadic macros are a C99 feature}} */ |
| #define one_dot(x, ...) 0 /* expected-warning {{variadic macros are a C99 feature}} expected-note 2{{macro 'one_dot' defined here}} */ |
| |
| 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}} \ |
| expected-warning {{empty macro arguments are a C99 feature}}*/ |
| 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 are a C99 feature}} */ |
| two(a,b,c) /* expected-error {{too many arguments provided to function-like macro invocation}} */ |
| two( |
| , /* expected-warning {{empty macro arguments are a C99 feature}} */ |
| , /* expected-warning {{empty macro arguments are a C99 feature}} \ |
| expected-error {{too many arguments provided to function-like macro invocation}} */ |
| ) /* expected-warning {{empty macro arguments are a C99 feature}} */ |
| two(,) /* expected-warning 2 {{empty macro arguments are a C99 feature}} */ |
| |
| |
| |
| /* PR4006 & rdar://6807000 */ |
| #define e(...) __VA_ARGS__ /* expected-warning {{variadic macros are a C99 feature}} */ |
| e(x) |
| e() |
| |
| zero_dot() |
| one_dot(x) /* empty ... argument: expected-warning {{must specify at least one argument for '...' parameter of variadic macro}} */ |
| one_dot() /* empty first argument, elided ...: expected-warning {{must specify at least one argument for '...' parameter of variadic macro}} */ |
| |
| |
| /* rdar://6816766 - Crash with function-like macro test at end of directive. */ |
| #define E() (i == 0) |
| #if E |
| #endif |
| |
| |
| /* <rdar://problem/12292192> */ |
| #define NSAssert(condition, desc, ...) /* expected-warning {{variadic macros are a C99 feature}} */ \ |
| SomeComplicatedStuff((desc), ##__VA_ARGS__) /* expected-warning {{token pasting of ',' and __VA_ARGS__ is a GNU extension}} */ |
| NSAssert(somecond, somedesc) |