llvm-project/clang/test/CXX/class/class.friend/p1-ambiguous.cpp

39 lines
552 B
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s
// expected-no-diagnostics
// Make sure that friend declarations don't introduce ambiguous
// declarations.
// Test case courtesy of Shantonu Sen.
// Bug 4784.
class foo;
extern "C" {
int c_func(foo *a);
};
int cpp_func(foo *a);
class foo {
public:
friend int c_func(foo *a);
friend int cpp_func(foo *a);
int caller();
private:
int x;
};
int c_func(foo *a) {
return a->x;
}
int cpp_func(foo *a) {
return a->x;
}
int foo::caller() {
c_func(this);
cpp_func(this);
return 0;
}