mangle.cpp revision 7624f219388f2434a4988ba2508a6ca7b57ba1c3 
1// RUN: clang-cc -emit-llvm %s -o - -triple=x86_64-apple-darwin9 | FileCheck %s
2
3struct X { };
4struct Y { };
5
6// CHECK: @unmangled_variable = global
7// CHECK: @_ZN1N1iE = global
8// CHECK: @_ZZN1N1fEiiE1b = internal global
9// CHECK: @_ZZN1N1gEvE1a = internal global
10// CHECK: @_ZGVZN1N1gEvE1a = internal global
11
12// CHECK: define zeroext i1 @_ZplRK1YRA100_P1X
13bool operator+(const Y&, X* (&xs)[100]) { return false; }
14
15// CHECK: define void @_Z1f1s
16typedef struct { int a; } s;
17void f(s) { }
18
19// CHECK: define void @_Z1f1e
20typedef enum { foo } e;
21void f(e) { }
22
23// CHECK: define void @_Z1f1u
24typedef union { int a; } u;
25void f(u) { }
26
27// CHECK: define void @_Z1f1x
28typedef struct { int a; } x,y;
29void f(y) { }
30
31// CHECK: define void @_Z1fv
32void f() { }
33
34// CHECK: define void @_ZN1N1fEv
35namespace N { void f() { } }
36
37// CHECK: define void @_ZN1N1N1fEv
38namespace N { namespace N { void f() { } } }
39
40// CHECK: define void @unmangled_function
41extern "C" { namespace N { void unmangled_function() { } } }
42
43extern "C" { namespace N { int unmangled_variable = 10; } }
44
45namespace N { int i; }
46
47namespace N { int f(int, int) { static int b; return b; } }
48
49namespace N { int h(); void g() { static int a = h(); } }
50
51// CHECK: define void @_Z1fno
52void f(__int128_t, __uint128_t) { }
53
54template <typename T> struct S1 {};
55
56// CHECK: define void @_Z1f2S1IiE
57void f(S1<int>) {}
58
59// CHECK: define void @_Z1f2S1IdE
60void f(S1<double>) {}
61
62template <int N> struct S2 {};
63// CHECK: define void @_Z1f2S2ILi100EE
64void f(S2<100>) {}
65
66// CHECK: define void @_Z1f2S2ILin100EE
67void f(S2<-100>) {}
68
69template <bool B> struct S3 {};
70
71// CHECK: define void @_Z1f2S3ILb1EE
72void f(S3<true>) {}
73
74// CHECK: define void @_Z1f2S3ILb0EE
75void f(S3<false>) {}
76
77// CHECK: define void @_Z2f22S3ILb1EE
78void f2(S3<100>) {}
79
80struct S;
81
82// CHECK: define void @_Z1fM1SKFvvE
83void f(void (S::*)() const) {}
84
85// CHECK: define void @_Z1fM1SFvvE
86void f(void (S::*)()) {}
87
88// CHECK: define void @_Z1fi
89void f(const int) { }
90
91template<typename T, typename U> void ft1(U u, T t) { }
92
93template<typename T> void ft2(T t, void (*)(T), void (*)(T)) { }
94
95template<typename T, typename U = S1<T> > struct S4 { };
96template<typename T> void ft3(S4<T>*) {  }
97
98void g() {
99  ft2<int>(0);
100}
101extern "C++" {
102  // CHECK: @_Z1hv
103 void h() { }
104}
105
106void g() {
107  // CHECK: @_Z3ft1IidEvT0_T_
108  ft1<int, double>(1, 0);
109
110  // CHECK: @_Z3ft2IcEvT_PFvS0_ES2_
111  ft2<char>(1, 0, 0);
112
113  // CHECK: @_Z3ft3IiEvP2S4IT_2S1IS1_EE
114  ft3<int>(0);
115}
116