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// RUN: %clang_cc1 %s -std=c++98 -triple %itanium_abi_triple -emit-llvm -o - | FileCheck %s
// RUN: %clang_cc1 %s -std=c++98 -triple %itanium_abi_triple -emit-llvm -o - -DPROTOTYPE | FileCheck --check-prefix=CHECK-PROTOTYPE %s
// RUN: %clang_cc1 %s -std=c++98 -triple %itanium_abi_triple -emit-llvm -o - -DINSTANTIATE | FileCheck --check-prefix=CHECK-INSTANTIATE %s
// RUN: %clang_cc1 %s -std=c++98 -triple %itanium_abi_triple -emit-llvm -o - -DPROTOTYPE -DINSTANTIATE | FileCheck --check-prefix=CHECK-PROTOTYPE-INSTANTIATE %s
// RUN: %clang_cc1 %s -DREDEFINE -verify
// RUN: %clang_cc1 %s -DPROTOTYPE -DREDEFINE -verify
// PR8007: friend function not instantiated, reordered version.
// Corresponds to http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38392
// CHECK: define linkonce_odr{{.*}}_ZlsR11std_ostreamRK8StreamerI3FooE
// CHECK-PROTOTYPE: define linkonce_odr{{.*}}_ZlsR11std_ostreamRK8StreamerI3FooE
// CHECK-INSTANTIATE: define linkonce_odr{{.*}}_ZlsR11std_ostreamRK8StreamerI3FooE
// CHECK-PROTOTYPE-INSTANTIATE: define linkonce_odr{{.*}}_ZlsR11std_ostreamRK8StreamerI3FooE
struct std_ostream
{
int dummy;
};
std_ostream cout;
template <typename STRUCT_TYPE>
struct Streamer;
typedef struct Foo {} Foo;
inline std_ostream& operator << (std_ostream&, const Streamer<Foo>&);
void test(const Streamer<Foo>& foo)
{
cout << foo;
}
template <typename STRUCT_TYPE>
struct Streamer
{
friend std_ostream& operator << (std_ostream& o, const Streamer& f) // expected-error{{redefinition of 'operator<<'}}
{
Streamer s(f);
s(o);
return o;
}
Streamer(const STRUCT_TYPE& s) : s(s) {}
const STRUCT_TYPE& s;
void operator () (std_ostream&) const;
};
#ifdef PROTOTYPE
std_ostream& operator << (std_ostream&, const Streamer<Foo>&);
#endif
#ifdef INSTANTIATE
template struct Streamer<Foo>;
#endif
#ifdef REDEFINE
std_ostream& operator << (std_ostream& o, const Streamer<Foo>&) // expected-note{{is here}}
{
return o;
}
#endif
#ifndef INSTANTIATE
template <>
void Streamer<Foo>::operator () (std_ostream& o) const // expected-note{{requested here}}
{
}
#endif
int main(void)
{
Foo foo;
test(foo);
}
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