From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001
From: "Zancanaro; Carlo" <czan8762@plang3.cs.usyd.edu.au>
Date: Mon, 24 Sep 2012 09:58:17 +1000
Subject: Add the clang library to the repo (with some of my changes, too).

---
 .../test/CodeGenCXX/visibility-inlines-hidden.cpp  | 110 +++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 clang/test/CodeGenCXX/visibility-inlines-hidden.cpp

(limited to 'clang/test/CodeGenCXX/visibility-inlines-hidden.cpp')

diff --git a/clang/test/CodeGenCXX/visibility-inlines-hidden.cpp b/clang/test/CodeGenCXX/visibility-inlines-hidden.cpp
new file mode 100644
index 0000000..d660b1b
--- /dev/null
+++ b/clang/test/CodeGenCXX/visibility-inlines-hidden.cpp
@@ -0,0 +1,110 @@
+// RUN: %clang_cc1 -fvisibility-inlines-hidden -emit-llvm -o - %s -O2 -disable-llvm-optzns | FileCheck %s
+
+// The trickery with optimization in the run line is to get IR
+// generation to emit available_externally function bodies, but not
+// actually inline them (and thus remove the emitted bodies).
+
+struct X0 {
+  void __attribute__((visibility("default"))) f1() { }
+  void f2() { }
+  void f3();
+  static void f5() { }
+  virtual void f6() { }
+};
+
+inline void X0::f3() { }
+
+template<typename T>
+struct X1 {
+  void __attribute__((visibility("default"))) f1() { }
+  void f2() { }
+  void f3();
+  void f4();
+  static void f5() { }
+  virtual void f6() { }
+};
+
+template<typename T>
+inline void X1<T>::f3() { }
+
+template<>
+inline void X1<int>::f4() { }
+
+struct __attribute__((visibility("default"))) X2 {
+  void f2() { }
+};
+
+extern template struct X1<float>;
+
+void use(X0 *x0, X1<int> *x1, X2 *x2, X1<float> *x3) {
+  // CHECK: define linkonce_odr void @_ZN2X02f1Ev
+  x0->f1();
+  // CHECK: define linkonce_odr hidden void @_ZN2X02f2Ev
+  x0->f2();
+  // CHECK: define linkonce_odr hidden void @_ZN2X02f3Ev
+  x0->f3();
+  // CHECK: define linkonce_odr hidden void @_ZN2X02f5Ev
+  X0::f5();
+  // CHECK: define linkonce_odr hidden void @_ZN2X02f6Ev
+  x0->X0::f6();
+  // CHECK: define linkonce_odr void @_ZN2X1IiE2f1Ev
+  x1->f1();
+  // CHECK: define linkonce_odr hidden void @_ZN2X1IiE2f2Ev
+  x1->f2();
+  // CHECK: define linkonce_odr hidden void @_ZN2X1IiE2f3Ev
+  x1->f3();
+  // CHECK: define linkonce_odr hidden void @_ZN2X1IiE2f4Ev
+  x1->f4();
+  // CHECK: define linkonce_odr hidden void @_ZN2X1IiE2f5Ev
+  X1<int>::f5();
+  // CHECK: define linkonce_odr hidden void @_ZN2X1IiE2f6Ev
+  x1->X1::f6();
+  // CHECK: define linkonce_odr hidden void @_ZN2X22f2Ev
+  x2->f2();
+  // CHECK: define available_externally void @_ZN2X1IfE2f2Ev
+  x3->f2();
+}
+
+// rdar://problem/8614470
+namespace test1 {
+  struct __attribute__((visibility("default"))) A {
+    inline void foo();
+    ~A();
+  };
+
+  void test() {
+    A a;
+    a.foo();
+  }
+// CHECK: declare void @_ZN5test11A3fooEv
+// CHECK: declare {{.*}} @_ZN5test11AD1Ev
+}
+
+// PR8713
+namespace test2 {
+  struct A {};
+  template <class T> class B {};
+  typedef B<A> arg;
+
+  namespace ns __attribute__((visibility("default"))) {
+    template <class T> inline void foo() {}
+    extern template void foo<arg>();
+  }
+
+  void test() {
+    ns::foo<arg>();
+  }
+
+  // CHECK: define available_externally void @_ZN5test22ns3fooINS_1BINS_1AEEEEEvv()
+}
+
+namespace PR11642 {
+  template <typename T>
+  class Foo {
+  public:
+    T foo(T x) { return x; }
+  };
+  extern template class Foo<int>;
+  template class Foo<int>;
+  // CHECK: define weak_odr i32 @_ZN7PR116423FooIiE3fooEi
+}
-- 
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