1// RUN: rm -rf %t 2// RUN: %clang_cc1 -fmodules -x objective-c -emit-module -fmodules-cache-path=%t -fmodule-name=macros_top %S/Inputs/module.map 3// RUN: %clang_cc1 -fmodules -x objective-c -emit-module -fmodules-cache-path=%t -fmodule-name=macros_left %S/Inputs/module.map 4// RUN: %clang_cc1 -fmodules -x objective-c -emit-module -fmodules-cache-path=%t -fmodule-name=macros_right %S/Inputs/module.map 5// RUN: %clang_cc1 -fmodules -x objective-c -emit-module -fmodules-cache-path=%t -fmodule-name=macros %S/Inputs/module.map 6// RUN: %clang_cc1 -fmodules -x objective-c -verify -fmodules-cache-path=%t -I %S/Inputs %s 7 8// This test checks some of the same things as macros.c, but imports modules in 9// a different order. 10 11@import macros_other; 12 13int n0 = TOP_OTHER_DEF_RIGHT_UNDEF; // ok 14 15@import macros_top; 16 17TOP_OTHER_DEF_RIGHT_UNDEF *n0b; // expected-warning{{ambiguous expansion of macro 'TOP_OTHER_DEF_RIGHT_UNDEF'}} 18// expected-note@macros_top.h:22 {{expanding this definition of 'TOP_OTHER_DEF_RIGHT_UNDEF'}} 19// expected-note@macros_other.h:6 {{other definition of 'TOP_OTHER_DEF_RIGHT_UNDEF'}} 20 21@import macros_right; 22@import macros_left; 23 24#ifdef TOP_LEFT_UNDEF 25# error TOP_LEFT_UNDEF should not be defined 26#endif 27 28#ifndef TOP_RIGHT_UNDEF 29# error TOP_RIGHT_UNDEF should still be defined 30#endif 31 32void test() { 33 float f; 34 TOP_RIGHT_REDEF *fp = &f; // ok, right's definition overrides top's definition 35 36 // Note, left's definition wins here, whereas right's definition wins in 37 // macros.c. 38 int i; 39 LEFT_RIGHT_IDENTICAL *ip = &i; 40 LEFT_RIGHT_DIFFERENT *ip2 = &f; // expected-warning{{ambiguous expansion of macro 'LEFT_RIGHT_DIFFERENT'}} 41 // expected-note@macros_left.h:14 {{expanding this}} 42 // expected-note@macros_right.h:12 {{other}} 43 LEFT_RIGHT_DIFFERENT2 *ip3 = &f; // expected-warning{{ambiguous expansion of macro 'LEFT_RIGHT_DIFFERENT2}} 44 // expected-note@macros_left.h:11 {{expanding this}} 45 // expected-note@macros_right.h:13 {{other}} 46#undef LEFT_RIGHT_DIFFERENT3 47 int LEFT_RIGHT_DIFFERENT3; 48} 49 50@import macros_right.undef; 51 52// FIXME: See macros.c. 53#ifdef TOP_RIGHT_UNDEF 54# error TOP_RIGHT_UNDEF should not be defined 55#endif 56 57#ifndef TOP_OTHER_UNDEF1 58# error TOP_OTHER_UNDEF1 should still be defined 59#endif 60 61#ifndef TOP_OTHER_UNDEF2 62# error TOP_OTHER_UNDEF2 should still be defined 63#endif 64 65#ifndef TOP_OTHER_REDEF1 66# error TOP_OTHER_REDEF1 should still be defined 67#endif 68int n1 = TOP_OTHER_REDEF1; // expected-warning{{ambiguous expansion of macro 'TOP_OTHER_REDEF1'}} 69// expected-note@macros_top.h:19 {{expanding this definition}} 70// expected-note@macros_other.h:4 {{other definition}} 71 72#ifndef TOP_OTHER_REDEF2 73# error TOP_OTHER_REDEF2 should still be defined 74#endif 75int n2 = TOP_OTHER_REDEF2; // ok 76 77int n3 = TOP_OTHER_DEF_RIGHT_UNDEF; // ok 78 79int top_redef_in_submodules = TOP_REDEF_IN_SUBMODULES; 80@import macros_top.c; 81void test2() { 82 int TOP_REDEF_IN_SUBMODULES = top_redef_in_submodules; 83} 84