1 // RUN: rm -rf %t 2 // RUN: %clang_cc1 -std=c++17 -fmodules -fimplicit-module-maps -x objective-c++ -fmodules-cache-path=%t -fmodule-name=module_private_left -emit-module %S/Inputs/module.map 3 // RUN: %clang_cc1 -std=c++17 -fmodules -fimplicit-module-maps -x objective-c++ -fmodules-cache-path=%t -fmodule-name=module_private_right -emit-module %S/Inputs/module.map 4 // RUN: %clang_cc1 -std=c++17 -fmodules -fimplicit-module-maps -x objective-c++ -fmodules-cache-path=%t -I %S/Inputs %s -verify 5 // FIXME: When we have a syntax for modules in C++, use that. 6 7 @import module_private_left; 8 @import module_private_right; 9 test()10void test() { 11 int &ir = f0(1.0); // okay: f0() from 'right' is not visible 12 } 13 test_broken()14int test_broken() { 15 HiddenStruct hidden; // expected-error{{unknown type name 'HiddenStruct'}} 16 Integer i; // expected-error{{unknown type name 'Integer'}} 17 18 int *ip = 0; 19 f1(ip); // expected-error{{use of undeclared identifier 'f1'}} 20 21 vector<int> vec; // expected-error{{no template named 'vector'}} 22 23 VisibleStruct vs; 24 vs.field = 0; // expected-error{{no member named 'field' in 'VisibleStruct'}} 25 vs.setField(1); // expected-error{{no member named 'setField' in 'VisibleStruct'}} 26 27 return hidden_var; // expected-error{{use of undeclared identifier 'hidden_var'}} 28 } 29 30 // Check for private redeclarations of public entities. 31 template<typename T> 32 class public_class_template; 33 34 template<typename T> 35 __module_private__ class public_class_template; 36 37 38 typedef int public_typedef; 39 typedef __module_private__ int public_typedef; 40 41 extern int public_var; 42 extern __module_private__ int public_var; 43 44 void public_func(); 45 __module_private__ void public_func(); 46 47 template<typename T> 48 void public_func_template(); 49 template<typename T> 50 __module_private__ void public_func_template(); 51 52 struct public_struct; 53 __module_private__ struct public_struct; 54 55 // Check for attempts to make specializations private 56 template<> __module_private__ void public_func_template<int>(); // expected-error{{template specialization cannot be declared __module_private__}} 57 58 template<typename T> 59 struct public_class { 60 struct inner_struct; 61 static int static_var; 62 63 friend __module_private__ void public_func_friend(); 64 friend __module_private__ struct public_struct_friend; 65 }; 66 67 template<> __module_private__ struct public_class<int>::inner_struct { }; // expected-error{{member specialization cannot be declared __module_private__}} 68 template<> __module_private__ int public_class<int>::static_var = 17; // expected-error{{member specialization cannot be declared __module_private__}} 69 70 template<> 71 __module_private__ struct public_class<float> { }; // expected-error{{template specialization cannot be declared __module_private__}} 72 73 template<typename T> 74 __module_private__ struct public_class<T *> { }; // expected-error{{partial specialization cannot be declared __module_private__}} 75 76 // Check for attempts to make parameters and variables with automatic 77 // storage module-private. 78 local_var_private(__module_private__ int param)79void local_var_private(__module_private__ int param) { // expected-error{{parameter 'param' cannot be declared __module_private__}} 80 __module_private__ struct Local { int x, y; } local; //expected-error{{local variable 'local' cannot be declared __module_private__}} 81 82 __module_private__ auto [x, y] = local; // expected-error {{local variable '[x, y]' cannot be declared __module_private__}} 83 84 __module_private__ struct OtherLocal { int x; }; // expected-error{{local struct cannot be declared __module_private__}} 85 86 typedef __module_private__ int local_typedef; // expected-error{{typedef 'local_typedef' cannot be declared __module_private__}} 87 } 88 param_private(__module_private__ int)89void param_private(__module_private__ int) {} // expected-error {{parameter '' cannot be declared __module_private}} 90 91 // Check struct size 92 struct LikeVisibleStruct { 93 int field; 94 virtual void setField(int f); 95 }; 96 97 int check_struct_size[sizeof(VisibleStruct) == sizeof(LikeVisibleStruct)? 1 : -1]; 98