cxx11-vtable-key-function.cpp
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// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - -std=c++11 | FileCheck %s
// PR13424
namespace Test1 {
struct X {
virtual ~X(); // Key function.
virtual void f(); // Not a key function.
};
X::~X() = default;
// Verify that the vtable is emitted.
// CHECK-DAG: @_ZTVN5Test11XE = unnamed_addr constant
}
namespace Test2 {
struct X {
virtual ~X() = default; // Not a key function.
virtual void f(); // Key function.
};
void X::f() {}
// Verify that the vtable is emitted.
// CHECK-DAG: @_ZTVN5Test21XE = unnamed_addr constant
}
namespace Test3 {
struct X {
virtual ~X() = delete; // Not a key function.
virtual void f(); // Key function.
};
void X::f() {}
// Verify that the vtable is emitted.
// CHECK-DAG: @_ZTVN5Test31XE = unnamed_addr constant
}