Vendor import of clang trunk r161861:

http://llvm.org/svn/llvm-project/cfe/trunk@161861

1 files changed, 38 insertions, 0 deletions

diff --git a/test/CodeGenCXX/cxx11-vtable-key-function.cpp b/test/CodeGenCXX/cxx11-vtable-key-function.cpp
new file mode 100644
index 0000000..cd2ab59
--- /dev/null
+++ b/test/CodeGenCXX/cxx11-vtable-key-function.cpp
@@ -0,0 +1,38 @@
+// 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: @_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: @_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: @_ZTVN5Test31XE = unnamed_addr constant
+}