1 files changed, 112 insertions, 0 deletions
diff --git a/clang/test/CodeGenCXX/mangle-subst-std.cpp b/clang/test/CodeGenCXX/mangle-subst-std.cpp
new file mode 100644
index 0000000..04e3e84
--- /dev/null
+++ b/clang/test/CodeGenCXX/mangle-subst-std.cpp
@@ -0,0 +1,112 @@
+// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-apple-darwin9 | FileCheck %s
+
+// Check mangling of Vtables, VTTs, and construction vtables that
+// involve standard substitutions.
+
+// CHECK: @_ZTVSd = linkonce_odr unnamed_addr constant 
+// CHECK: @_ZTTSd = linkonce_odr unnamed_addr constant
+// CHECK: @_ZTCSd0_Si = linkonce_odr unnamed_addr constant 
+// CHECK: @_ZTCSd16_So = linkonce_odr unnamed_addr constant
+// CHECK: @_ZTVSo = linkonce_odr unnamed_addr constant
+// CHECK: @_ZTTSo = linkonce_odr unnamed_addr constant
+// CHECK: @_ZTVSi = linkonce_odr unnamed_addr constant
+// CHECK: @_ZTTSi = linkonce_odr unnamed_addr constant
+
+namespace std {
+  struct A { A(); };
+  
+  // CHECK: define void @_ZNSt1AC1Ev(%"struct.std::A"* %this) unnamed_addr
+  // CHECK: define void @_ZNSt1AC2Ev(%"struct.std::A"* %this) unnamed_addr
+  A::A() { }
+};
+
+namespace std {
+  template<typename> struct allocator { };
+}
+
+// CHECK: define void @_Z1fSaIcESaIiE
+void f(std::allocator<char>, std::allocator<int>) { }
+
+namespace std {
+  template<typename, typename, typename> struct basic_string { };
+}
+
+// CHECK: define void @_Z1fSbIcciE
+void f(std::basic_string<char, char, int>) { }
+
+namespace std {
+  template<typename> struct char_traits { };
+  
+  typedef std::basic_string<char, std::char_traits<char>, std::allocator<char> > string;
+}
+
+// CHECK: _Z1fSs
+void f(std::string) { }
+
+namespace std {
+  template<typename, typename> struct basic_ios { 
+    basic_ios(int);
+    virtual ~basic_ios();
+  };
+  template<typename charT, typename traits = char_traits<charT> > 
+  struct basic_istream : virtual public basic_ios<charT, traits> { 
+    basic_istream(int x) : basic_ios<charT, traits>(x), stored(x) { }
+
+    int stored;
+  };
+  template<typename charT, typename traits = char_traits<charT> > 
+  struct basic_ostream : virtual public basic_ios<charT, traits> { 
+    basic_ostream(int x) : basic_ios<charT, traits>(x), stored(x) { }
+
+    float stored;
+  };
+
+  template<typename charT, typename traits = char_traits<charT> > 
+    struct basic_iostream : public basic_istream<charT, traits>, 
+                            public basic_ostream<charT, traits> { 
+    basic_iostream(int x) : basic_istream<charT, traits>(x),
+                            basic_ostream<charT, traits>(x),
+                            basic_ios<charT, traits>(x) { }
+  };
+}
+
+// CHECK: _Z1fSi
+void f(std::basic_istream<char, std::char_traits<char> >) { }
+
+// CHECK: _Z1fSo
+void f(std::basic_ostream<char, std::char_traits<char> >) { }
+
+// CHECK: _Z1fSd
+void f(std::basic_iostream<char, std::char_traits<char> >) { }
+
+extern "C++" {
+namespace std
+{
+  typedef void (*terminate_handler) ();
+  
+  // CHECK: _ZSt13set_terminatePFvvE
+  terminate_handler set_terminate(terminate_handler) { return 0; }
+}
+}
+
+// Make sure we don't treat the following like std::string
+// CHECK: define void @_Z1f12basic_stringIcSt11char_traitsIcESaIcEE
+template<typename, typename, typename> struct basic_string { };
+typedef basic_string<char, std::char_traits<char>, std::allocator<char> > not_string;
+void f(not_string) { }
+
+// Manglings for instantiations caused by this function are at the
+// top of the test.
+void create_streams() {
+  std::basic_iostream<char> bio(17);
+}
+
+// Make sure we don't mangle 'std' as 'St' here.
+namespace N {
+  namespace std {
+    struct A { void f(); };
+    
+    // CHECK: define void @_ZN1N3std1A1fEv
+    void A::f() { }
+  }
+}