1 // RUN: %clang_cc1 -fsyntax-only -pedantic -verify %s 2 3 #define for 0 // expected-warning {{keyword is hidden by macro definition}} 4 #define final 1 5 #define __HAVE_X 0 6 #define __cplusplus 7 #define _HAVE_X 0 8 #define X__Y 9 10 #undef for 11 #undef final 12 #undef __HAVE_X 13 #undef __cplusplus 14 #undef _HAVE_X 15 #undef X__Y 16 17 // whitelisted definitions 18 #define while while 19 #define const 20 #define static 21 #define extern 22 #define inline 23 24 #undef while 25 #undef const 26 #undef static 27 #undef extern 28 #undef inline 29 30 #define inline __inline 31 #undef inline 32 #define inline __inline__ 33 #undef inline 34 35 #define inline inline__ // expected-warning {{keyword is hidden by macro definition}} 36 #undef inline 37 #define extern __inline // expected-warning {{keyword is hidden by macro definition}} 38 #undef extern 39 #define extern __extern // expected-warning {{keyword is hidden by macro definition}} 40 #undef extern 41 #define extern __extern__ // expected-warning {{keyword is hidden by macro definition}} 42 #undef extern 43 44 #define inline _inline // expected-warning {{keyword is hidden by macro definition}} 45 #undef inline 46 #define volatile // expected-warning {{keyword is hidden by macro definition}} 47 #undef volatile 48 49 #pragma clang diagnostic warning "-Wreserved-id-macro" 50 51 #define switch if // expected-warning {{keyword is hidden by macro definition}} 52 #define final 1 53 #define __clusplus // expected-warning {{macro name is a reserved identifier}} 54 #define __HAVE_X 0 // expected-warning {{macro name is a reserved identifier}} 55 #define _HAVE_X 0 // expected-warning {{macro name is a reserved identifier}} 56 #define X__Y 57 58 #undef switch 59 #undef final 60 #undef __cplusplus // expected-warning {{macro name is a reserved identifier}} 61 #undef _HAVE_X // expected-warning {{macro name is a reserved identifier}} 62 #undef X__Y 63 64 int x; 65