1// RUN: rm -rf %t 2// RUN: %clang_cc1 -fsyntax-only -DC1 -I%S/Inputs/macro-reexport %s -fmodules-cache-path=%t -verify 3// RUN: %clang_cc1 -fsyntax-only -DC1 -I%S/Inputs/macro-reexport -fmodules %s -fmodules-cache-path=%t -verify 4// RUN: %clang_cc1 -fsyntax-only -DD1 -I%S/Inputs/macro-reexport %s -fmodules-cache-path=%t -verify 5// RUN: %clang_cc1 -fsyntax-only -DD1 -I%S/Inputs/macro-reexport -fmodules %s -fmodules-cache-path=%t -verify 6// RUN: %clang_cc1 -fsyntax-only -DD2 -I%S/Inputs/macro-reexport %s -fmodules-cache-path=%t -verify 7// RUN: %clang_cc1 -fsyntax-only -DD2 -I%S/Inputs/macro-reexport -fmodules %s -fmodules-cache-path=%t -verify 8// RUN: %clang_cc1 -fsyntax-only -DF1 -I%S/Inputs/macro-reexport %s -fmodules-cache-path=%t -verify 9// RUN: %clang_cc1 -fsyntax-only -DF1 -I%S/Inputs/macro-reexport -fmodules %s -fmodules-cache-path=%t -verify 10 11#if defined(F1) 12#include "f1.h" 13void f() { return assert(true); } // expected-error {{undeclared identifier 'd'}} 14#include "e2.h" // undefines d1's macro 15void g() { return assert(true); } // expected-error {{undeclared identifier 'assert'}} 16#elif defined(D1) 17#include "e1.h" // undefines c1's macro but not d1's macro 18#include "d1.h" 19void f() { return assert(true); } // expected-error {{undeclared identifier 'd'}} 20#include "e2.h" // undefines d1's macro 21void g() { return assert(true); } // expected-error {{undeclared identifier 'assert'}} 22#elif defined(D2) 23#include "d2.h" 24void f() { return assert(true); } // expected-error {{undeclared identifier 'b'}} 25#else 26// e2 undefines d1's macro, which overrides c1's macro. 27#include "e2.h" 28#include "c1.h" 29void f() { return assert(true); } // expected-error {{undeclared identifier 'assert'}} 30#endif 31