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// RUN: %clang_cc1 -fsyntax-only -verify %s
// Test that we properly merge the exclude_from_explicit_instantiation
// attribute on redeclarations.
#define EXCLUDE_FROM_EXPLICIT_INSTANTIATION __attribute__((exclude_from_explicit_instantiation))
template <class T>
struct Foo {
// Declaration without the attribute, definition with the attribute.
void func1();
// Declaration with the attribute, definition without the attribute.
EXCLUDE_FROM_EXPLICIT_INSTANTIATION void func2();
// Declaration with the attribute, definition with the attribute.
EXCLUDE_FROM_EXPLICIT_INSTANTIATION void func3();
};
template <class T>
EXCLUDE_FROM_EXPLICIT_INSTANTIATION void Foo<T>::func1() {
using Fail = typename T::invalid; // expected-error{{no type named 'invalid' in 'Empty'}}
}
template <class T>
void Foo<T>::func2() {
using Fail = typename T::invalid; // expected-error{{no type named 'invalid' in 'Empty'}}
}
template <class T>
EXCLUDE_FROM_EXPLICIT_INSTANTIATION void Foo<T>::func3() {
using Fail = typename T::invalid; // expected-error{{no type named 'invalid' in 'Empty'}}
}
struct Empty { };
extern template struct Foo<Empty>;
int main() {
Foo<Empty> foo;
foo.func1(); // expected-note{{in instantiation of}}
foo.func2(); // expected-note{{in instantiation of}}
foo.func3(); // expected-note{{in instantiation of}}
}
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