1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGenCXX/rtti-linkage.cpp b/test/CodeGenCXX/rtti-linkage.cpp
new file mode 100644
index 0000000..a2a1cdd
--- /dev/null
+++ b/test/CodeGenCXX/rtti-linkage.cpp
@@ -0,0 +1,16 @@
+// RUN: clang-cc %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
+
+// CHECK: _ZTS1B = constant
+// CHECK: _ZTS1A = weak_odr constant
+// CHECK: _ZTI1A = weak_odr constant
+// CHECK: _ZTI1B = 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() { }