1// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-apple-darwin9 | FileCheck %s 2 3// Check mangling of Vtables, VTTs, and construction vtables that 4// involve standard substitutions. 5 6// CHECK: @_ZTVSd = linkonce_odr unnamed_addr constant 7// CHECK: @_ZTTSd = linkonce_odr unnamed_addr constant 8// CHECK: @_ZTCSd0_Si = linkonce_odr unnamed_addr constant 9// CHECK: @_ZTCSd16_So = linkonce_odr unnamed_addr constant 10// CHECK: @_ZTVSo = linkonce_odr unnamed_addr constant 11// CHECK: @_ZTTSo = linkonce_odr unnamed_addr constant 12// CHECK: @_ZTVSi = linkonce_odr unnamed_addr constant 13// CHECK: @_ZTTSi = linkonce_odr unnamed_addr constant 14 15namespace std { 16 struct A { A(); }; 17 18 // CHECK-LABEL: define void @_ZNSt1AC2Ev(%"struct.std::A"* %this) unnamed_addr 19 // CHECK-LABEL: define void @_ZNSt1AC1Ev(%"struct.std::A"* %this) unnamed_addr 20 A::A() { } 21}; 22 23namespace std { 24 template<typename> struct allocator { }; 25} 26 27// CHECK-LABEL: define void @_Z1fSaIcESaIiE 28void f(std::allocator<char>, std::allocator<int>) { } 29 30namespace std { 31 template<typename, typename, typename> struct basic_string { }; 32} 33 34// CHECK-LABEL: define void @_Z1fSbIcciE 35void f(std::basic_string<char, char, int>) { } 36 37namespace std { 38 template<typename> struct char_traits { }; 39 40 typedef std::basic_string<char, std::char_traits<char>, std::allocator<char> > string; 41} 42 43// CHECK: _Z1fSs 44void f(std::string) { } 45 46namespace std { 47 template<typename, typename> struct basic_ios { 48 basic_ios(int); 49 virtual ~basic_ios(); 50 }; 51 template<typename charT, typename traits = char_traits<charT> > 52 struct basic_istream : virtual public basic_ios<charT, traits> { 53 basic_istream(int x) : basic_ios<charT, traits>(x), stored(x) { } 54 55 int stored; 56 }; 57 template<typename charT, typename traits = char_traits<charT> > 58 struct basic_ostream : virtual public basic_ios<charT, traits> { 59 basic_ostream(int x) : basic_ios<charT, traits>(x), stored(x) { } 60 61 float stored; 62 }; 63 64 template<typename charT, typename traits = char_traits<charT> > 65 struct basic_iostream : public basic_istream<charT, traits>, 66 public basic_ostream<charT, traits> { 67 basic_iostream(int x) : basic_istream<charT, traits>(x), 68 basic_ostream<charT, traits>(x), 69 basic_ios<charT, traits>(x) { } 70 }; 71} 72 73// CHECK: _Z1fSi 74void f(std::basic_istream<char, std::char_traits<char> >) { } 75 76// CHECK: _Z1fSo 77void f(std::basic_ostream<char, std::char_traits<char> >) { } 78 79// CHECK: _Z1fSd 80void f(std::basic_iostream<char, std::char_traits<char> >) { } 81 82extern "C++" { 83namespace std 84{ 85 typedef void (*terminate_handler) (); 86 87 // CHECK: _ZSt13set_terminatePFvvE 88 terminate_handler set_terminate(terminate_handler) { return 0; } 89} 90} 91 92// Make sure we don't treat the following like std::string 93// CHECK-LABEL: define void @_Z1f12basic_stringIcSt11char_traitsIcESaIcEE 94template<typename, typename, typename> struct basic_string { }; 95typedef basic_string<char, std::char_traits<char>, std::allocator<char> > not_string; 96void f(not_string) { } 97 98// Manglings for instantiations caused by this function are at the 99// top of the test. 100void create_streams() { 101 std::basic_iostream<char> bio(17); 102} 103 104// Make sure we don't mangle 'std' as 'St' here. 105namespace N { 106 namespace std { 107 struct A { void f(); }; 108 109 // CHECK-LABEL: define void @_ZN1N3std1A1fEv 110 void A::f() { } 111 } 112} 113