1 // RUN: rm -rf %t 2 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -I%S/Inputs/submodule-visibility -verify %s -DALLOW_NAME_LEAKAGE 3 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-local-submodule-visibility -fmodules-cache-path=%t -I%S/Inputs/submodule-visibility -verify %s -DIMPORT 4 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-local-submodule-visibility -fmodules-cache-path=%t -fmodule-name=x -I%S/Inputs/submodule-visibility -verify %s 5 // RUN: %clang_cc1 -fimplicit-module-maps -fmodules-local-submodule-visibility -fmodules-cache-path=%t -I%S/Inputs/submodule-visibility -verify %s 6 7 #include "a.h" 8 #include "b.h" 9 10 #if ALLOW_NAME_LEAKAGE 11 // expected-no-diagnostics 12 #elif IMPORT 13 // expected-error@-6 {{could not build module 'x'}} 14 #else 15 // The use of -fmodule-name=x causes us to textually include the above headers. 16 // The submodule visibility rules are still applied in this case. 17 // 18 // expected-error@b.h:1 {{declaration of 'n' must be imported from module 'x.a'}} 19 // expected-note@a.h:1 {{here}} 20 #endif 21 22 int k = n + m; // OK, a and b are visible here. 23 24 #ifndef A 25 #error A is not defined 26 #endif 27 28 #ifndef B 29 #error B is not defined 30 #endif 31 32 // Ensure we don't compute the linkage of this struct before we find it has a 33 // typedef name for linkage purposes. 34 typedef struct { 35 int p; 36 void (*f)(int p); 37 } name_for_linkage; 38