llvm-project/clang/test/CodeGenCXX/visibility-hidden-extern-templates.cpp
Arthur Eubanks 29363f80a8 [test] Remove various legacy pass manager tests
The new PM been the default for a while and we're in the process of removing the legacy PM optimization pipeline.
2022-04-11 14:02:17 -07:00

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// RUN: %clang_cc1 -O1 -disable-llvm-passes -triple %itanium_abi_triple -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-LABEL: define weak_odr hidden {{.*}}void @_ZN1XIiE1fEv
xi.f();
// CHECK-LABEL: define weak_odr hidden {{.*}}void @_ZN1XIiE1gEv
xi.g();
// CHECK: declare {{.*}}void @_ZN1XIcE1fEv
xc.f();
// CHECK-LABEL: define available_externally {{.*}}void @_ZN1XIcE1gEv
xc.g();
}