llvm-project/clang/test/Modules/module-private.cpp

100 lines
3.9 KiB
C++

// RUN: rm -rf %t
// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -x objective-c++ -fmodules-cache-path=%t -fmodule-name=module_private_left -emit-module %S/Inputs/module.map
// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -x objective-c++ -fmodules-cache-path=%t -fmodule-name=module_private_right -emit-module %S/Inputs/module.map
// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -x objective-c++ -fmodules-cache-path=%t -I %S/Inputs %s -verify
// FIXME: When we have a syntax for modules in C++, use that.
@import module_private_left;
@import module_private_right;
void test() {
int &ir = f0(1.0); // okay: f0() from 'right' is not visible
}
int test_broken() {
HiddenStruct hidden; // \
// expected-error{{must use 'struct' tag to refer to type 'HiddenStruct' in this scope}} \
// expected-error{{definition of 'HiddenStruct' must be imported}}
// expected-note@Inputs/module_private_left.h:3 {{previous definition is here}}
Integer i; // expected-error{{unknown type name 'Integer'}}
int *ip = 0;
f1(ip); // expected-error{{use of undeclared identifier 'f1'}}
vector<int> vec; // expected-error{{use of undeclared identifier 'vector'}} \
// expected-error{{expected '(' for function-style cast or type construction}} \
// expected-error{{use of undeclared identifier 'vec'}}
VisibleStruct vs;
vs.field = 0; // expected-error{{no member named 'field' in 'VisibleStruct'}}
vs.setField(1); // expected-error{{no member named 'setField' in 'VisibleStruct'}}
return hidden_var; // expected-error{{use of undeclared identifier 'hidden_var'}}
}
// Check for private redeclarations of public entities.
template<typename T>
class public_class_template;
template<typename T>
__module_private__ class public_class_template;
typedef int public_typedef;
typedef __module_private__ int public_typedef;
extern int public_var;
extern __module_private__ int public_var;
void public_func();
__module_private__ void public_func();
template<typename T>
void public_func_template();
template<typename T>
__module_private__ void public_func_template();
struct public_struct;
__module_private__ struct public_struct;
// Check for attempts to make specializations private
template<> __module_private__ void public_func_template<int>(); // expected-error{{template specialization cannot be declared __module_private__}}
template<typename T>
struct public_class {
struct inner_struct;
static int static_var;
friend __module_private__ void public_func_friend();
friend __module_private__ struct public_struct_friend;
};
template<> __module_private__ struct public_class<int>::inner_struct { }; // expected-error{{member specialization cannot be declared __module_private__}}
template<> __module_private__ int public_class<int>::static_var = 17; // expected-error{{member specialization cannot be declared __module_private__}}
template<>
__module_private__ struct public_class<float> { }; // expected-error{{template specialization cannot be declared __module_private__}}
template<typename T>
__module_private__ struct public_class<T *> { }; // expected-error{{partial specialization cannot be declared __module_private__}}
// Check for attempts to make parameters and variables with automatic
// storage module-private.
void local_var_private(__module_private__ int param) { // expected-error{{parameter 'param' cannot be declared __module_private__}}
__module_private__ struct Local { int x, y; } local; //expected-error{{local variable 'local' cannot be declared __module_private__}}
__module_private__ struct OtherLocal { int x; }; // expected-error{{local struct cannot be declared __module_private__}}
typedef __module_private__ int local_typedef; // expected-error{{typedef 'local_typedef' cannot be declared __module_private__}}
}
// Check struct size
struct LikeVisibleStruct {
int field;
virtual void setField(int f);
};
int check_struct_size[sizeof(VisibleStruct) == sizeof(LikeVisibleStruct)? 1 : -1];