Add the clang library to the repo (with some of my changes, too).

1 files changed, 52 insertions, 0 deletions

diff --git a/clang/test/CodeGenCXX/key-function-vtable.cpp b/clang/test/CodeGenCXX/key-function-vtable.cpp
new file mode 100644
index 0000000..8e474bd
--- /dev/null
+++ b/clang/test/CodeGenCXX/key-function-vtable.cpp
@@ -0,0 +1,52 @@
+// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s
+
+// Simple key function test
+struct testa { virtual void a(); };
+void testa::a() {}
+
+// Simple key function test
+struct testb { virtual void a() {} };
+testb *testbvar = new testb;
+
+// Key function with out-of-line inline definition
+struct testc { virtual void a(); };
+inline void testc::a() {}
+
+// Functions with inline specifier are not key functions (PR5705)
+struct testd { inline virtual void a(); };
+void testd::a() {}
+
+// Functions with inline specifier are not key functions (PR5705)
+struct teste { inline virtual void a(); };
+teste *testevar = new teste;
+
+// Key functions with namespace (PR5711)
+namespace {
+  struct testf { virtual void a(); };
+}
+void testf::a() {}
+
+// Key functions with namespace (PR5711)
+namespace {
+  struct testg { virtual void a(); };
+}
+void testg::a() {}
+testg *testgvar = new testg;
+
+struct X0 { virtual ~X0(); };
+struct X1 : X0 {
+  virtual void f();
+};
+
+inline void X1::f() { }
+
+void use_X1(X1 *x1) { x1->f(); }
+
+// FIXME: The checks are extremely difficult to get right when the globals
+// aren't alphabetized
+// CHECK: @_ZTV2X1 = linkonce_odr unnamed_addr constant
+// CHECK: @_ZTV5testa = unnamed_addr constant [3 x i8*] [i8* null
+// CHECK: @_ZTV5testc = linkonce_odr unnamed_addr constant [3 x i8*] [i8* null
+// CHECK: @_ZTVN12_GLOBAL__N_15testgE = internal unnamed_addr constant [3 x i8*] [i8* null
+// CHECK: @_ZTV5teste = linkonce_odr unnamed_addr constant [3 x i8*] [i8* null
+// CHECK: @_ZTV5testb = linkonce_odr unnamed_addr constant [3 x i8*] [i8* null