llvm-project/clang/test/CodeGenCXX/visibility-hidden-extern-te...

27 lines
584 B
C++

// RUN: %clang_cc1 -O1 -emit-llvm -o - -fvisibility hidden %s | FileCheck %s
template<typename T>
struct X {
void f();
void g() { }
};
template<typename T> void X<T>::f() { }
extern template struct X<int>;
template struct X<int>;
extern template struct X<char>;
// <rdar://problem/8109763>
void test_X(X<int> xi, X<char> xc) {
// CHECK: define weak_odr hidden void @_ZN1XIiE1fEv
xi.f();
// CHECK: define weak_odr hidden void @_ZN1XIiE1gEv
xi.g();
// CHECK: declare void @_ZN1XIcE1fEv
xc.f();
// CHECK: define available_externally void @_ZN1XIcE1gEv
xc.g();
}