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
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
|
// RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -fblocks -emit-llvm -o - %s -fexceptions -std=c++11 | FileCheck %s
// CHECK-NOT: @unused
auto unused = [](int i) { return i+1; };
// CHECK: @used = internal global
auto used = [](int i) { return i+1; };
void *use = &used;
// CHECK: @cvar = global
extern "C" auto cvar = []{};
// CHECK-LABEL: define i32 @_Z9ARBSizeOfi(i32
int ARBSizeOf(int n) {
typedef double(T)[8][n];
using TT = double[8][n];
return [&]() -> int {
typedef double(T1)[8][n];
using TT1 = double[8][n];
return [&n]() -> int {
typedef double(T2)[8][n];
using TT2 = double[8][n];
return sizeof(T) + sizeof(T1) + sizeof(T2) + sizeof(TT) + sizeof(TT1) + sizeof(TT2);
}();
}();
}
// CHECK-LABEL: define internal i32 @"_ZZ9ARBSizeOfiENK3$_0clEv"
int a() { return []{ return 1; }(); }
// CHECK-LABEL: define i32 @_Z1av
// CHECK: call i32 @"_ZZ1avENK3$_1clEv"
// CHECK-LABEL: define internal i32 @"_ZZ1avENK3$_1clEv"
// CHECK: ret i32 1
int b(int x) { return [x]{return x;}(); }
// CHECK-LABEL: define i32 @_Z1bi
// CHECK: store i32
// CHECK: load i32, i32*
// CHECK: store i32
// CHECK: call i32 @"_ZZ1biENK3$_2clEv"
// CHECK-LABEL: define internal i32 @"_ZZ1biENK3$_2clEv"
// CHECK: load i32, i32*
// CHECK: ret i32
int c(int x) { return [&x]{return x;}(); }
// CHECK-LABEL: define i32 @_Z1ci
// CHECK: store i32
// CHECK: store i32*
// CHECK: call i32 @"_ZZ1ciENK3$_3clEv"
// CHECK-LABEL: define internal i32 @"_ZZ1ciENK3$_3clEv"
// CHECK: load i32*, i32**
// CHECK: load i32, i32*
// CHECK: ret i32
struct D { D(); D(const D&); int x; };
int d(int x) { D y[10]; return [x,y] { return y[x].x; }(); }
// CHECK-LABEL: define i32 @_Z1di
// CHECK: call void @_ZN1DC1Ev
// CHECK: br label
// CHECK: call void @_ZN1DC1ERKS_
// CHECK: icmp eq i64 %{{.*}}, 10
// CHECK: br i1
// CHECK: call i32 @"_ZZ1diENK3$_4clEv"
// CHECK-LABEL: define internal i32 @"_ZZ1diENK3$_4clEv"
// CHECK: load i32, i32*
// CHECK: load i32, i32*
// CHECK: ret i32
struct E { E(); E(const E&); ~E(); int x; };
int e(E a, E b, bool cond) { return [a,b,cond](){ return (cond ? a : b).x; }(); }
// CHECK-LABEL: define i32 @_Z1e1ES_b
// CHECK: call void @_ZN1EC1ERKS_
// CHECK: invoke void @_ZN1EC1ERKS_
// CHECK: invoke i32 @"_ZZ1e1ES_bENK3$_5clEv"
// CHECK: call void @"_ZZ1e1ES_bEN3$_5D1Ev"
// CHECK: call void @"_ZZ1e1ES_bEN3$_5D1Ev"
// CHECK-LABEL: define internal i32 @"_ZZ1e1ES_bENK3$_5clEv"
// CHECK: trunc i8
// CHECK: load i32, i32*
// CHECK: ret i32
void f() {
// CHECK-LABEL: define void @_Z1fv()
// CHECK: @"_ZZ1fvENK3$_6cvPFiiiEEv"
// CHECK-NEXT: store i32 (i32, i32)*
// CHECK-NEXT: ret void
int (*fp)(int, int) = [](int x, int y){ return x + y; };
}
static int k;
int g() {
int &r = k;
// CHECK-LABEL: define internal i32 @"_ZZ1gvENK3$_7clEv"(
// CHECK-NOT: }
// CHECK: load i32, i32* @_ZL1k,
return [] { return r; } ();
};
// PR14773
// CHECK: [[ARRVAL:%[0-9a-zA-Z]*]] = load i32, i32* getelementptr inbounds ([0 x i32], [0 x i32]* @_ZZ14staticarrayrefvE5array, i64 0, i64 0), align 4
// CHECK-NEXT: store i32 [[ARRVAL]]
void staticarrayref(){
static int array[] = {};
(void)[](){
int (&xxx)[0] = array;
int y = xxx[0];
}();
}
// CHECK-LABEL: define internal i32* @"_ZZ11PR22071_funvENK3$_9clEv"
// CHECK: ret i32* @PR22071_var
int PR22071_var;
int *PR22071_fun() {
constexpr int &y = PR22071_var;
return [&] { return &y; }();
}
namespace pr28595 {
struct Temp {
Temp();
~Temp() noexcept(false);
};
struct A {
A();
A(const A &a, const Temp &temp = Temp());
~A();
};
void after_init() noexcept;
// CHECK-LABEL: define void @_ZN7pr285954testEv()
void test() {
// CHECK: %[[SRC:.*]] = alloca [3 x [5 x %[[A:.*]]]], align 1
A array[3][5];
// Skip over the initialization loop.
// CHECK: call {{.*}}after_init
after_init();
// CHECK: %[[DST_0:.*]] = getelementptr {{.*}} [3 x [5 x %[[A]]]]* %[[DST:.*]], i64 0, i64 0
// CHECK: br label
// CHECK: %[[I:.*]] = phi i64 [ 0, %{{.*}} ], [ %[[I_NEXT:.*]], {{.*}} ]
// CHECK: %[[DST_I:.*]] = getelementptr {{.*}} [5 x %[[A]]]* %[[DST_0]], i64 %[[I]]
// CHECK: %[[SRC_I:.*]] = getelementptr {{.*}} [3 x [5 x %[[A]]]]* %[[SRC]], i64 0, i64 %[[I]]
//
// CHECK: %[[DST_I_0:.*]] = getelementptr {{.*}} [5 x %[[A]]]* %[[DST_I]], i64 0, i64 0
// CHECK: br label
// CHECK: %[[J:.*]] = phi i64 [ 0, %{{.*}} ], [ %[[J_NEXT:.*]], {{.*}} ]
// CHECK: %[[DST_I_J:.*]] = getelementptr {{.*}} %[[A]]* %[[DST_I_0]], i64 %[[J]]
// CHECK: %[[DST_0_0:.*]] = bitcast [5 x %[[A]]]* %[[DST_0]] to %[[A]]*
// CHECK: %[[SRC_I_J:.*]] = getelementptr {{.*}} [5 x %[[A]]]* %[[SRC_I]], i64 0, i64 %[[J]]
//
// CHECK: invoke void @_ZN7pr285954TempC1Ev
// CHECK: invoke void @_ZN7pr285951AC1ERKS0_RKNS_4TempE
// CHECK: invoke void @_ZN7pr285954TempD1Ev
//
// CHECK: add nuw i64 %[[J]], 1
// CHECK: icmp eq
// CHECK: br i1
//
// CHECK: add nuw i64 %[[I]], 1
// CHECK: icmp eq
// CHECK: br i1
//
// CHECK: ret void
//
// CHECK: landingpad
// CHECK: landingpad
// CHECK: br label %[[CLEANUP:.*]]{{$}}
// CHECK: landingpad
// CHECK: invoke void @_ZN7pr285954TempD1Ev
// CHECK: br label %[[CLEANUP]]
//
// CHECK: [[CLEANUP]]:
// CHECK: icmp eq %[[A]]* %[[DST_0_0]], %[[DST_I_J]]
// CHECK: %[[T0:.*]] = phi %[[A]]*
// CHECK: %[[T1:.*]] = getelementptr inbounds %[[A]], %[[A]]* %[[T0]], i64 -1
// CHECK: call void @_ZN7pr285951AD1Ev(%[[A]]* %[[T1]])
// CHECK: icmp eq %[[A]]* %[[T1]], %[[DST_0_0]]
(void) [array]{};
}
}
// CHECK-LABEL: define internal void @"_ZZ1e1ES_bEN3$_5D2Ev"
// CHECK-LABEL: define internal i32 @"_ZZ1fvEN3$_68__invokeEii"
// CHECK: store i32
// CHECK-NEXT: store i32
// CHECK-NEXT: load i32, i32*
// CHECK-NEXT: load i32, i32*
// CHECK-NEXT: call i32 @"_ZZ1fvENK3$_6clEii"
// CHECK-NEXT: ret i32
// CHECK-LABEL: define internal void @"_ZZ1hvEN4$_118__invokeEv"(%struct.A* noalias sret %agg.result) {{.*}} {
// CHECK-NOT: =
// CHECK: call void @"_ZZ1hvENK4$_11clEv"(%struct.A* sret %agg.result,
// CHECK-NEXT: ret void
struct A { ~A(); };
void h() {
A (*h)() = [] { return A(); };
}
// <rdar://problem/12778708>
struct XXX {};
void nestedCapture () {
XXX localKey;
^() {
[&]() {
^{ XXX k = localKey; };
};
};
}
// Ensure we don't assert here.
struct CaptureArrayAndThis {
CaptureArrayAndThis() {
char array[] = "floop";
[array, this] {};
}
} capture_array_and_this;
|
