| 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 | |
| 7 | // CHECK: @_ZTVSd = linkonce_odr unnamed_addr constant |
| 8 | // CHECK: @_ZTTSd = linkonce_odr unnamed_addr constant |
| 9 | // CHECK: @_ZTCSd0_Si = linkonce_odr unnamed_addr constant |
| 10 | // CHECK: @_ZTCSd16_So = linkonce_odr unnamed_addr constant |
| 11 | // CHECK: @_ZTVSi = linkonce_odr unnamed_addr constant |
| 12 | // CHECK: @_ZTTSi = linkonce_odr unnamed_addr constant |
| 13 | // CHECK: @_ZTVSo = linkonce_odr unnamed_addr constant |
| 14 | // CHECK: @_ZTTSo = linkonce_odr unnamed_addr constant |
| 15 | |
| 16 | namespace std { |
| 17 | struct A { A(); }; |
| 18 | |
| 19 | // CHECK-LABEL: define void @_ZNSt1AC2Ev(%"struct.std::A"* %this) unnamed_addr |
| 20 | // CHECK-LABEL: define void @_ZNSt1AC1Ev(%"struct.std::A"* %this) unnamed_addr |
| 21 | A::A() { } |
| 22 | }; |
| 23 | |
| 24 | namespace std { |
| 25 | template<typename> struct allocator { }; |
| 26 | } |
| 27 | |
| 28 | // CHECK-LABEL: define void @_Z1fSaIcESaIiE |
| 29 | void f(std::allocator<char>, std::allocator<int>) { } |
| 30 | |
| 31 | namespace std { |
| 32 | template<typename, typename, typename> struct basic_string { }; |
| 33 | } |
| 34 | |
| 35 | // CHECK-LABEL: define void @_Z1fSbIcciE |
| 36 | void f(std::basic_string<char, char, int>) { } |
| 37 | |
| 38 | namespace std { |
| 39 | template<typename> struct char_traits { }; |
| 40 | |
| 41 | typedef std::basic_string<char, std::char_traits<char>, std::allocator<char> > string; |
| 42 | } |
| 43 | |
| 44 | // CHECK: _Z1fSs |
| 45 | void f(std::string) { } |
| 46 | |
| 47 | namespace std { |
| 48 | template<typename, typename> struct basic_ios { |
| 49 | basic_ios(int); |
| 50 | virtual ~basic_ios(); |
| 51 | }; |
| 52 | template<typename charT, typename traits = char_traits<charT> > |
| 53 | struct basic_istream : virtual public basic_ios<charT, traits> { |
| 54 | basic_istream(int x) : basic_ios<charT, traits>(x), stored(x) { } |
| 55 | |
| 56 | int stored; |
| 57 | }; |
| 58 | template<typename charT, typename traits = char_traits<charT> > |
| 59 | struct basic_ostream : virtual public basic_ios<charT, traits> { |
| 60 | basic_ostream(int x) : basic_ios<charT, traits>(x), stored(x) { } |
| 61 | |
| 62 | float stored; |
| 63 | }; |
| 64 | |
| 65 | template<typename charT, typename traits = char_traits<charT> > |
| 66 | struct basic_iostream : public basic_istream<charT, traits>, |
| 67 | public basic_ostream<charT, traits> { |
| 68 | basic_iostream(int x) : basic_istream<charT, traits>(x), |
| 69 | basic_ostream<charT, traits>(x), |
| 70 | basic_ios<charT, traits>(x) { } |
| 71 | }; |
| 72 | } |
| 73 | |
| 74 | // CHECK: _Z1fSi |
| 75 | void f(std::basic_istream<char, std::char_traits<char> >) { } |
| 76 | |
| 77 | // CHECK: _Z1fSo |
| 78 | void f(std::basic_ostream<char, std::char_traits<char> >) { } |
| 79 | |
| 80 | // CHECK: _Z1fSd |
| 81 | void f(std::basic_iostream<char, std::char_traits<char> >) { } |
| 82 | |
| 83 | extern "C++" { |
| 84 | namespace std |
| 85 | { |
| 86 | typedef void (*terminate_handler) (); |
| 87 | |
| 88 | // CHECK: _ZSt13set_terminatePFvvE |
| 89 | terminate_handler set_terminate(terminate_handler) { return 0; } |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | // Make sure we don't treat the following like std::string |
| 94 | // CHECK-LABEL: define void @_Z1f12basic_stringIcSt11char_traitsIcESaIcEE |
| 95 | template<typename, typename, typename> struct basic_string { }; |
| 96 | typedef basic_string<char, std::char_traits<char>, std::allocator<char> > not_string; |
| 97 | void f(not_string) { } |
| 98 | |
| 99 | // Manglings for instantiations caused by this function are at the |
| 100 | // top of the test. |
| 101 | void create_streams() { |
| 102 | std::basic_iostream<char> bio(17); |
| 103 | } |
| 104 | |
| 105 | // Make sure we don't mangle 'std' as 'St' here. |
| 106 | namespace N { |
| 107 | namespace std { |
| 108 | struct A { void f(); }; |
| 109 | |
| 110 | // CHECK-LABEL: define void @_ZN1N3std1A1fEv |
| 111 | void A::f() { } |
| 112 | } |
| 113 | } |
| 114 | |