1 | // RUN: %clang_cc1 -triple x86_64-linux-gnu -std=c++11 -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-STATIC-BL |
2 | // RUN: %clang_cc1 -triple x86_64-linux-gnu -std=c++11 -emit-llvm -o - %s -Dconstexpr= | FileCheck %s --check-prefix=CHECK-DYNAMIC-BL |
3 | // RUN: %clang_cc1 -triple x86_64-linux-gnu -std=c++11 -emit-llvm -o - %s -DUSE_END | FileCheck %s --check-prefix=CHECK-STATIC-BE |
4 | // 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 |
5 | |
6 | namespace std { |
7 | typedef decltype(sizeof(int)) size_t; |
8 | |
9 | template <class _E> |
10 | class initializer_list |
11 | { |
12 | const _E* __begin_; |
13 | #ifdef USE_END |
14 | const _E* __end_; |
15 | #else |
16 | size_t __size_; |
17 | #endif |
18 | |
19 | constexpr initializer_list(const _E* __b, size_t __s) |
20 | : __begin_(__b), |
21 | #ifdef USE_END |
22 | __end_(__b + __s) |
23 | #else |
24 | __size_(__s) |
25 | #endif |
26 | {} |
27 | |
28 | public: |
29 | typedef _E value_type; |
30 | typedef const _E& reference; |
31 | typedef const _E& const_reference; |
32 | typedef size_t size_type; |
33 | |
34 | typedef const _E* iterator; |
35 | typedef const _E* const_iterator; |
36 | |
37 | #ifdef USE_END |
38 | constexpr initializer_list() : __begin_(nullptr), __end_(nullptr) {} |
39 | |
40 | size_t size() const {return __end_ - __begin_;} |
41 | const _E* begin() const {return __begin_;} |
42 | const _E* end() const {return __end_;} |
43 | #else |
44 | constexpr initializer_list() : __begin_(nullptr), __size_(0) {} |
45 | |
46 | size_t size() const {return __size_;} |
47 | const _E* begin() const {return __begin_;} |
48 | const _E* end() const {return __begin_ + __size_;} |
49 | #endif |
50 | }; |
51 | } |
52 | |
53 | constexpr int a = 2, b = 4, c = 6; |
54 | std::initializer_list<std::initializer_list<int>> nested = { |
55 | {1, a}, {3, b}, {5, c} |
56 | }; |
57 | |
58 | // CHECK-STATIC-BL: @_ZGR6nested0_ = internal constant [2 x i32] [i32 1, i32 2], align 4 |
59 | // CHECK-STATIC-BL: @_ZGR6nested1_ = internal constant [2 x i32] [i32 3, i32 4], align 4 |
60 | // CHECK-STATIC-BL: @_ZGR6nested2_ = internal constant [2 x i32] [i32 5, i32 6], align 4 |
61 | // CHECK-STATIC-BL: @_ZGR6nested_ = internal constant [3 x {{.*}}] [ |
62 | // CHECK-STATIC-BL: {{.*}} { i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i32 0, i32 0), i64 2 }, |
63 | // CHECK-STATIC-BL: {{.*}} { i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i32 0, i32 0), i64 2 }, |
64 | // CHECK-STATIC-BL: {{.*}} { i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i32 0, i32 0), i64 2 } |
65 | // CHECK-STATIC-BL: ], align 8 |
66 | // CHECK-STATIC-BL: @nested = global {{.*}} { {{.*}} getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i32 0, i32 0), i64 3 }, align 8 |
67 | |
68 | // CHECK-DYNAMIC-BL: @nested = global |
69 | // CHECK-DYNAMIC-BL: @_ZGR6nested_ = internal global [3 x |
70 | // CHECK-DYNAMIC-BL: @_ZGR6nested0_ = internal global [2 x i32] zeroinitializer |
71 | // CHECK-DYNAMIC-BL: @_ZGR6nested1_ = internal global [2 x i32] zeroinitializer |
72 | // CHECK-DYNAMIC-BL: @_ZGR6nested2_ = internal global [2 x i32] zeroinitializer |
73 | // CHECK-DYNAMIC-BL: store i32 1, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 0, i64 0) |
74 | // CHECK-DYNAMIC-BL: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 0, i64 1) |
75 | // CHECK-DYNAMIC-BL: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 0, i64 0), |
76 | // CHECK-DYNAMIC-BL: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 0, i32 0), align 8 |
77 | // CHECK-DYNAMIC-BL: store i64 2, i64* getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 0, i32 1), align 8 |
78 | // CHECK-DYNAMIC-BL: store i32 3, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 0, i64 0) |
79 | // CHECK-DYNAMIC-BL: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 0, i64 1) |
80 | // CHECK-DYNAMIC-BL: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 0, i64 0), |
81 | // CHECK-DYNAMIC-BL: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 1, i32 0), align 8 |
82 | // CHECK-DYNAMIC-BL: store i64 2, i64* getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 1, i32 1), align 8 |
83 | // CHECK-DYNAMIC-BL: store i32 5, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 0, i64 0) |
84 | // CHECK-DYNAMIC-BL: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 0, i64 1) |
85 | // CHECK-DYNAMIC-BL: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 0, i64 0), |
86 | // CHECK-DYNAMIC-BL: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 2, i32 0), align 8 |
87 | // CHECK-DYNAMIC-BL: store i64 2, i64* getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 2, i32 1), align 8 |
88 | // CHECK-DYNAMIC-BL: store {{.*}}* getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 0), |
89 | // CHECK-DYNAMIC-BL: {{.*}}** getelementptr inbounds ({{.*}}, {{.*}}* @nested, i32 0, i32 0), align 8 |
90 | // CHECK-DYNAMIC-BL: store i64 3, i64* getelementptr inbounds ({{.*}}, {{.*}}* @nested, i32 0, i32 1), align 8 |
91 | |
92 | // CHECK-STATIC-BE: @_ZGR6nested0_ = internal constant [2 x i32] [i32 1, i32 2], align 4 |
93 | // CHECK-STATIC-BE: @_ZGR6nested1_ = internal constant [2 x i32] [i32 3, i32 4], align 4 |
94 | // CHECK-STATIC-BE: @_ZGR6nested2_ = internal constant [2 x i32] [i32 5, i32 6], align 4 |
95 | // CHECK-STATIC-BE: @_ZGR6nested_ = internal constant [3 x {{.*}}] [ |
96 | // CHECK-STATIC-BE: {{.*}} { i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i32 0, i32 0), |
97 | // CHECK-STATIC-BE: i32* bitcast (i8* getelementptr (i8, i8* bitcast ([2 x i32]* @_ZGR6nested0_ to i8*), i64 8) to i32*) } |
98 | // CHECK-STATIC-BE: {{.*}} { i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i32 0, i32 0), |
99 | // CHECK-STATIC-BE: i32* bitcast (i8* getelementptr (i8, i8* bitcast ([2 x i32]* @_ZGR6nested1_ to i8*), i64 8) to i32*) } |
100 | // CHECK-STATIC-BE: {{.*}} { i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i32 0, i32 0), |
101 | // CHECK-STATIC-BE: i32* bitcast (i8* getelementptr (i8, i8* bitcast ([2 x i32]* @_ZGR6nested2_ to i8*), i64 8) to i32*) } |
102 | // CHECK-STATIC-BE: ], align 8 |
103 | // CHECK-STATIC-BE: @nested = global {{.*}} { {{.*}} getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i32 0, i32 0), |
104 | // CHECK-STATIC-BE: {{.*}} bitcast ({{.*}}* getelementptr (i8, i8* bitcast ([3 x {{.*}}]* @_ZGR6nested_ to i8*), i64 48) to {{.*}}*) } |
105 | |
106 | // CHECK-DYNAMIC-BE: @nested = global |
107 | // CHECK-DYNAMIC-BE: @_ZGR6nested_ = internal global [3 x |
108 | // CHECK-DYNAMIC-BE: @_ZGR6nested0_ = internal global [2 x i32] zeroinitializer |
109 | // CHECK-DYNAMIC-BE: @_ZGR6nested1_ = internal global [2 x i32] zeroinitializer |
110 | // CHECK-DYNAMIC-BE: @_ZGR6nested2_ = internal global [2 x i32] zeroinitializer |
111 | // CHECK-DYNAMIC-BE: store i32 1, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 0, i64 0) |
112 | // CHECK-DYNAMIC-BE: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 0, i64 1) |
113 | // CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 0, i64 0), |
114 | // CHECK-DYNAMIC-BE: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 0, i32 0), align 8 |
115 | // CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested0_, i64 1, i64 0), |
116 | // CHECK-DYNAMIC-BE: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 0, i32 1), align 8 |
117 | // CHECK-DYNAMIC-BE: store i32 3, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 0, i64 0) |
118 | // CHECK-DYNAMIC-BE: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 0, i64 1) |
119 | // CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 0, i64 0), |
120 | // CHECK-DYNAMIC-BE: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 1, i32 0), align 8 |
121 | // CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested1_, i64 1, i64 0), |
122 | // CHECK-DYNAMIC-BE: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 1, i32 1), align 8 |
123 | // CHECK-DYNAMIC-BE: store i32 5, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 0, i64 0) |
124 | // CHECK-DYNAMIC-BE: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 0, i64 1) |
125 | // CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 0, i64 0), |
126 | // CHECK-DYNAMIC-BE: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 2, i32 0), align 8 |
127 | // CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @_ZGR6nested2_, i64 1, i64 0), |
128 | // CHECK-DYNAMIC-BE: i32** getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 2, i32 1), align 8 |
129 | // CHECK-DYNAMIC-BE: store {{.*}}* getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 0, i64 0), |
130 | // CHECK-DYNAMIC-BE: {{.*}}** getelementptr inbounds ({{.*}}, {{.*}}* @nested, i32 0, i32 0), align 8 |
131 | // CHECK-DYNAMIC-BE: store {{.*}}* getelementptr inbounds ([3 x {{.*}}], [3 x {{.*}}]* @_ZGR6nested_, i64 1, i64 0), |
132 | // CHECK-DYNAMIC-BE: {{.*}}** getelementptr inbounds ({{.*}}, {{.*}}* @nested, i32 0, i32 1), align 8 |
133 | |