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// RUN: %clang_cc1 %s -I%S -triple=x86_64-apple-darwin10 -fhidden-weak-vtables -emit-llvm -o - | sort | FileCheck %s
// FIXME: Fails on Win32, dunno why.
// XFAIL: win32
#include <typeinfo>
// CHECK: _ZTIN12_GLOBAL__N_11DE to
// CHECK: _ZTI1A = weak_odr hidden constant
// CHECK: _ZTI1B = constant
// CHECK: _ZTI1C = internal constant
// CHECK: _ZTI1TILj0EE = weak_odr constant
// CHECK: _ZTI1TILj1EE = weak_odr constant
// CHECK: _ZTI1TILj2EE = external constant
// CHECK: _ZTIA10_i = weak_odr hidden constant
// CHECK: _ZTIFN12_GLOBAL__N_11DEvE = internal constant
// CHECK: _ZTIFvN12_GLOBAL__N_11DEE = internal constant
// CHECK: _ZTIFvvE = weak_odr hidden constant
// CHECK: _ZTIM1A1C = internal constant
// CHECK: _ZTIM1AP1C = internal constant
// CHECK: _ZTIM1CPS_ = internal constant
// CHECK: _ZTIM1CS_ = internal constant
// CHECK: _ZTIM1Ci = internal constant
// CHECK: _ZTIN12_GLOBAL__N_11DE = internal constant
// CHECK: _ZTIN12_GLOBAL__N_11EE = internal constant
// CHECK: _ZTIP1C = internal constant
// CHECK: _ZTIPFvvE = weak_odr hidden constant
// CHECK: _ZTIPM1Ci = internal constant
// CHECK: _ZTIPN12_GLOBAL__N_11DE = internal constant
// CHECK: _ZTIPP1C = internal constant
// CHECK: _ZTS1A = weak_odr constant
// CHECK: _ZTS1B = constant
// CHECK: _ZTS1C = internal constant
// CHECK: _ZTS1F = weak_odr constant
// CHECK: _ZTSA10_i = weak_odr constant
// CHECK: _ZTSFN12_GLOBAL__N_11DEvE = internal constant
// CHECK: _ZTSFvN12_GLOBAL__N_11DEE = internal constant
// CHECK: _ZTSFvvE = weak_odr constant
// CHECK: _ZTSM1A1C = internal constant
// CHECK: _ZTSM1AP1C = internal constant
// CHECK: _ZTSM1CPS_ = internal constant
// CHECK: _ZTSM1CS_ = internal constant
// CHECK: _ZTSM1Ci = internal constant
// CHECK: _ZTSN12_GLOBAL__N_11DE = internal constant
// CHECK: _ZTSN12_GLOBAL__N_11EE = internal constant
// CHECK: _ZTSP1C = internal constant
// CHECK: _ZTSPFvvE = weak_odr constant
// CHECK: _ZTSPM1Ci = internal constant
// CHECK: _ZTSPN12_GLOBAL__N_11DE = internal constant
// CHECK: _ZTSPP1C = internal constant
// A has no key function, so its RTTI data should be weak_odr.
struct A { };
// B has a key function defined in the translation unit, so the RTTI data should
// be emitted in this translation unit and have external linkage.
struct B : A {
virtual void f();
};
void B::f() { }
// C is an incomplete class type, so any direct or indirect pointer types should have
// internal linkage, as should the type info for C itself.
struct C;
void t1() {
(void)typeid(C*);
(void)typeid(C**);
(void)typeid(int C::*);
(void)typeid(int C::**);
(void)typeid(C C::*);
(void)typeid(C *C::*);
(void)typeid(C A::*);
(void)typeid(C* A::*);
}
namespace {
// D is inside an anonymous namespace, so all type information related to D should have
// internal linkage.
struct D { };
// E is also inside an anonymous namespace.
enum E { };
};
// F has a key function defined in the translation unit, but it is inline so the RTTI
// data should be emitted with weak_odr linkage.
struct F {
virtual void f();
};
inline void F::f() { }
const D getD();
const std::type_info &t2() {
(void)typeid(const D);
(void)typeid(D *);
(void)typeid(D (*)());
(void)typeid(void (*)(D));
(void)typeid(void (*)(D&));
// The exception specification is not part of the RTTI descriptor, so it should not have
// internal linkage.
(void)typeid(void (*)() throw (D));
(void)typeid(E);
return typeid(getD());
}
namespace Arrays {
struct A {
static const int a[10];
};
const std::type_info &f() {
return typeid(A::a);
}
}
template <unsigned N> class T {
virtual void anchor() {}
};
template class T<1>;
template <> class T<2> { virtual void anchor(); };
void t3() {
(void) typeid(T<0>);
(void) typeid(T<1>);
(void) typeid(T<2>);
}
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