cxx0x-initializer-stdinitializerlist-pr12086.cpp
9.22 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
// RUN: %clang_cc1 -triple x86_64-linux-gnu -std=c++11 -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-STATIC-BL
// RUN: %clang_cc1 -triple x86_64-linux-gnu -std=c++11 -emit-llvm -o - %s -Dconstexpr= | FileCheck %s --check-prefix=CHECK-DYNAMIC-BL
// RUN: %clang_cc1 -triple x86_64-linux-gnu -std=c++11 -emit-llvm -o - %s -DUSE_END | FileCheck %s --check-prefix=CHECK-STATIC-BE
// RUN: %clang_cc1 -triple x86_64-linux-gnu -std=c++11 -emit-llvm -o - %s -DUSE_END -Dconstexpr= | FileCheck %s --check-prefix=CHECK-DYNAMIC-BE
namespace std {
typedef decltype(sizeof(int)) size_t;
template <class _E>
class initializer_list
{
const _E* __begin_;
#ifdef USE_END
const _E* __end_;
#else
size_t __size_;
#endif
constexpr initializer_list(const _E* __b, size_t __s)
: __begin_(__b),
#ifdef USE_END
__end_(__b + __s)
#else
__size_(__s)
#endif
{}
public:
typedef _E value_type;
typedef const _E& reference;
typedef const _E& const_reference;
typedef size_t size_type;
typedef const _E* iterator;
typedef const _E* const_iterator;
#ifdef USE_END
constexpr initializer_list() : __begin_(nullptr), __end_(nullptr) {}
size_t size() const {return __end_ - __begin_;}
const _E* begin() const {return __begin_;}
const _E* end() const {return __end_;}
#else
constexpr initializer_list() : __begin_(nullptr), __size_(0) {}
size_t size() const {return __size_;}
const _E* begin() const {return __begin_;}
const _E* end() const {return __begin_ + __size_;}
#endif
};
}
constexpr int a = 2, b = 4, c = 6;
std::initializer_list<std::initializer_list<int>> nested = {
{1, a}, {3, b}, {5, c}
};
// CHECK-STATIC-BL: @_ZGR6nested0_ = internal constant [2 x i32] [i32 1, i32 2], align 4
// CHECK-STATIC-BL: @_ZGR6nested1_ = internal constant [2 x i32] [i32 3, i32 4], align 4
// CHECK-STATIC-BL: @_ZGR6nested2_ = internal constant [2 x i32] [i32 5, i32 6], align 4
// CHECK-STATIC-BL: @_ZGR6nested_ = internal constant [3 x {{.*}}] [
// CHECK-STATIC-BL: {{.*}} { i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i32 0, i32 0), i64 2 },
// CHECK-STATIC-BL: {{.*}} { i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i32 0, i32 0), i64 2 },
// CHECK-STATIC-BL: {{.*}} { i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i32 0, i32 0), i64 2 }
// CHECK-STATIC-BL: ], align 8
// CHECK-STATIC-BL: @nested = global {{.*}} { {{.*}} getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i32 0, i32 0), i64 3 }, align 8
// CHECK-DYNAMIC-BL: @nested = global
// CHECK-DYNAMIC-BL: @_ZGR6nested_ = internal global [3 x
// CHECK-DYNAMIC-BL: @_ZGR6nested0_ = internal global [2 x i32] zeroinitializer
// CHECK-DYNAMIC-BL: @_ZGR6nested1_ = internal global [2 x i32] zeroinitializer
// CHECK-DYNAMIC-BL: @_ZGR6nested2_ = internal global [2 x i32] zeroinitializer
// CHECK-DYNAMIC-BL: store i32 1, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 0, i64 0)
// CHECK-DYNAMIC-BL: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 0, i64 1)
// CHECK-DYNAMIC-BL: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 0, i64 0),
// CHECK-DYNAMIC-BL: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 0, i32 0), align 8
// CHECK-DYNAMIC-BL: store i64 2, i64* getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 0, i32 1), align 8
// CHECK-DYNAMIC-BL: store i32 3, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 0, i64 0)
// CHECK-DYNAMIC-BL: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 0, i64 1)
// CHECK-DYNAMIC-BL: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 0, i64 0),
// CHECK-DYNAMIC-BL: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 1, i32 0), align 8
// CHECK-DYNAMIC-BL: store i64 2, i64* getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 1, i32 1), align 8
// CHECK-DYNAMIC-BL: store i32 5, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 0, i64 0)
// CHECK-DYNAMIC-BL: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 0, i64 1)
// CHECK-DYNAMIC-BL: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 0, i64 0),
// CHECK-DYNAMIC-BL: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 2, i32 0), align 8
// CHECK-DYNAMIC-BL: store i64 2, i64* getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 2, i32 1), align 8
// CHECK-DYNAMIC-BL: store {{.*}}* getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 0),
// CHECK-DYNAMIC-BL: {{.*}}** getelementptr inbounds ({{.*}}, {{.*}}* @nested, i32 0, i32 0), align 8
// CHECK-DYNAMIC-BL: store i64 3, i64* getelementptr inbounds ({{.*}}, {{.*}}* @nested, i32 0, i32 1), align 8
// CHECK-STATIC-BE: @_ZGR6nested0_ = internal constant [2 x i32] [i32 1, i32 2], align 4
// CHECK-STATIC-BE: @_ZGR6nested1_ = internal constant [2 x i32] [i32 3, i32 4], align 4
// CHECK-STATIC-BE: @_ZGR6nested2_ = internal constant [2 x i32] [i32 5, i32 6], align 4
// CHECK-STATIC-BE: @_ZGR6nested_ = internal constant [3 x {{.*}}] [
// CHECK-STATIC-BE: {{.*}} { i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i32 0, i32 0),
// CHECK-STATIC-BE: i32* bitcast (i8* getelementptr (i8, i8* bitcast ([2 x i32]* @_ZGR6nested0_ to i8*), i64 8) to i32*) }
// CHECK-STATIC-BE: {{.*}} { i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i32 0, i32 0),
// CHECK-STATIC-BE: i32* bitcast (i8* getelementptr (i8, i8* bitcast ([2 x i32]* @_ZGR6nested1_ to i8*), i64 8) to i32*) }
// CHECK-STATIC-BE: {{.*}} { i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i32 0, i32 0),
// CHECK-STATIC-BE: i32* bitcast (i8* getelementptr (i8, i8* bitcast ([2 x i32]* @_ZGR6nested2_ to i8*), i64 8) to i32*) }
// CHECK-STATIC-BE: ], align 8
// CHECK-STATIC-BE: @nested = global {{.*}} { {{.*}} getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i32 0, i32 0),
// CHECK-STATIC-BE: {{.*}} bitcast ({{.*}}* getelementptr (i8, i8* bitcast ([3 x {{.*}}]* @_ZGR6nested_ to i8*), i64 48) to {{.*}}*) }
// CHECK-DYNAMIC-BE: @nested = global
// CHECK-DYNAMIC-BE: @_ZGR6nested_ = internal global [3 x
// CHECK-DYNAMIC-BE: @_ZGR6nested0_ = internal global [2 x i32] zeroinitializer
// CHECK-DYNAMIC-BE: @_ZGR6nested1_ = internal global [2 x i32] zeroinitializer
// CHECK-DYNAMIC-BE: @_ZGR6nested2_ = internal global [2 x i32] zeroinitializer
// CHECK-DYNAMIC-BE: store i32 1, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 0, i64 0)
// CHECK-DYNAMIC-BE: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 0, i64 1)
// CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 0, i64 0),
// CHECK-DYNAMIC-BE: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 0, i32 0), align 8
// CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 1, i64 0),
// CHECK-DYNAMIC-BE: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 0, i32 1), align 8
// CHECK-DYNAMIC-BE: store i32 3, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 0, i64 0)
// CHECK-DYNAMIC-BE: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 0, i64 1)
// CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 0, i64 0),
// CHECK-DYNAMIC-BE: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 1, i32 0), align 8
// CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 1, i64 0),
// CHECK-DYNAMIC-BE: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 1, i32 1), align 8
// CHECK-DYNAMIC-BE: store i32 5, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 0, i64 0)
// CHECK-DYNAMIC-BE: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 0, i64 1)
// CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 0, i64 0),
// CHECK-DYNAMIC-BE: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 2, i32 0), align 8
// CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 1, i64 0),
// CHECK-DYNAMIC-BE: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 2, i32 1), align 8
// CHECK-DYNAMIC-BE: store {{.*}}* getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 0),
// CHECK-DYNAMIC-BE: {{.*}}** getelementptr inbounds ({{.*}}, {{.*}}* @nested, i32 0, i32 0), align 8
// CHECK-DYNAMIC-BE: store {{.*}}* getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 1, i64 0),
// CHECK-DYNAMIC-BE: {{.*}}** getelementptr inbounds ({{.*}}, {{.*}}* @nested, i32 0, i32 1), align 8