33 lines · c
1// RUN: %clang_cc1 %s -fsyntax-only -verify2 3#define a(x) enum { x }4a(n =5#undef a6#define a 57 a);8_Static_assert(n == 5, "");9 10#define M(A)11M( // expected-note {{expansion of macro 'M' requested here}}12#pragma pack(pop) // expected-error {{embedding a #pragma directive within macro arguments is not supported}}13)14 15// header1.h16void fail(const char *);17#define MUNCH(...) \18 ({ int result = 0; __VA_ARGS__; if (!result) { fail(#__VA_ARGS__); }; result })19 20static inline int f(int k) {21 return MUNCH( // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{returning 'void'}} expected-note {{expansion of macro 'MUNCH' requested here}}22 if (k < 3)23 result = 24;24 else if (k > 4)25 result = k - 4;26}27 28#include "macro_arg_directive.h" // expected-error {{embedding a #include directive within macro arguments is not supported}}29 30int g(int k) {31 return f(k) + f(k-1));32}33