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// RUN: %clang_cc1 %s -I%S -triple=x86_64-apple-darwin10 -emit-llvm -O3 -o %t
// RUN: FileCheck --check-prefix=CHECK-TEST1 %s < %t
// RUN: FileCheck --check-prefix=CHECK-TEST2 %s < %t
#include <typeinfo>
// Test1::A's key function (f) is not defined in this translation unit, but in
// order to devirtualize calls, we emit the class related data with
// available_externally linkage.
// CHECK-TEST1: @_ZTVN5Test11AE = available_externally
// CHECK-TEST1: @_ZTSN5Test11AE = available_externally
// CHECK-TEST1: @_ZTIN5Test11AE = available_externally
namespace Test1 {
struct A {
A();
virtual void f();
virtual ~A() { }
};
A::A() { }
void f(A* a) {
a->f();
};
// CHECK: define void @_ZN5Test11gEv
// CHECK: call void @_ZN5Test11A1fEv
void g() {
A a;
f(&a);
}
}
// Test2::A's key function (f) is defined in this translation unit, but when
// we're doing codegen for the typeid(A) call, we don't know that yet.
// This tests mainly that the typeinfo and typename constants have their linkage
// updated correctly.
// CHECK-TEST2: @_ZTSN5Test21AE = constant
// CHECK-TEST2: @_ZTIN5Test21AE = unnamed_addr constant
// CHECK-TEST2: @_ZTVN5Test21AE = unnamed_addr constant
namespace Test2 {
struct A {
virtual void f();
};
const std::type_info &g() {
return typeid(A);
};
void A::f() { }
}
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