1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -fblocks -emit-llvm -o - %s -fexceptions -std=c++11 | FileCheck %s
2
3 // CHECK-NOT: @unused
__anon80f785540102(int i) 4 auto unused = [](int i) { return i+1; };
5
6 // CHECK: @used = internal global
__anon80f785540202(int i) 7 auto used = [](int i) { return i+1; };
8 void *use = &used;
9
10 // CHECK: @cvar = global
__anon80f785540302null11 extern "C" auto cvar = []{};
12
13 // CHECK-LABEL: define i32 @_Z9ARBSizeOfi(i32
ARBSizeOf(int n)14 int ARBSizeOf(int n) {
15 typedef double(T)[8][n];
16 using TT = double[8][n];
17 return [&]() -> int {
18 typedef double(T1)[8][n];
19 using TT1 = double[8][n];
20 return [&n]() -> int {
21 typedef double(T2)[8][n];
22 using TT2 = double[8][n];
23 return sizeof(T) + sizeof(T1) + sizeof(T2) + sizeof(TT) + sizeof(TT1) + sizeof(TT2);
24 }();
25 }();
26 }
27
28 // CHECK-LABEL: define internal i32 @"_ZZ9ARBSizeOfiENK3$_0clEv"
29
a()30 int a() { return []{ return 1; }(); }
31 // CHECK-LABEL: define i32 @_Z1av
32 // CHECK: call i32 @"_ZZ1avENK3$_1clEv"
33 // CHECK-LABEL: define internal i32 @"_ZZ1avENK3$_1clEv"
34 // CHECK: ret i32 1
35
b(int x)36 int b(int x) { return [x]{return x;}(); }
37 // CHECK-LABEL: define i32 @_Z1bi
38 // CHECK: store i32
39 // CHECK: load i32, i32*
40 // CHECK: store i32
41 // CHECK: call i32 @"_ZZ1biENK3$_2clEv"
42 // CHECK-LABEL: define internal i32 @"_ZZ1biENK3$_2clEv"
43 // CHECK: load i32, i32*
44 // CHECK: ret i32
45
c(int x)46 int c(int x) { return [&x]{return x;}(); }
47 // CHECK-LABEL: define i32 @_Z1ci
48 // CHECK: store i32
49 // CHECK: store i32*
50 // CHECK: call i32 @"_ZZ1ciENK3$_3clEv"
51 // CHECK-LABEL: define internal i32 @"_ZZ1ciENK3$_3clEv"
52 // CHECK: load i32*, i32**
53 // CHECK: load i32, i32*
54 // CHECK: ret i32
55
56 struct D { D(); D(const D&); int x; };
d(int x)57 int d(int x) { D y[10]; [x,y] { return y[x].x; }(); }
58
59 // CHECK-LABEL: define i32 @_Z1di
60 // CHECK: call void @_ZN1DC1Ev
61 // CHECK: icmp ult i64 %{{.*}}, 10
62 // CHECK: call void @_ZN1DC1ERKS_
63 // CHECK: call i32 @"_ZZ1diENK3$_4clEv"
64 // CHECK-LABEL: define internal i32 @"_ZZ1diENK3$_4clEv"
65 // CHECK: load i32, i32*
66 // CHECK: load i32, i32*
67 // CHECK: ret i32
68
69 struct E { E(); E(const E&); ~E(); int x; };
__anon80f785540a02()70 int e(E a, E b, bool cond) { [a,b,cond](){ return (cond ? a : b).x; }(); }
71 // CHECK-LABEL: define i32 @_Z1e1ES_b
72 // CHECK: call void @_ZN1EC1ERKS_
73 // CHECK: invoke void @_ZN1EC1ERKS_
74 // CHECK: invoke i32 @"_ZZ1e1ES_bENK3$_5clEv"
75 // CHECK: call void @"_ZZ1e1ES_bEN3$_5D1Ev"
76 // CHECK: call void @"_ZZ1e1ES_bEN3$_5D1Ev"
77
78 // CHECK-LABEL: define internal i32 @"_ZZ1e1ES_bENK3$_5clEv"
79 // CHECK: trunc i8
80 // CHECK: load i32, i32*
81 // CHECK: ret i32
82
f()83 void f() {
84 // CHECK-LABEL: define void @_Z1fv()
85 // CHECK: @"_ZZ1fvENK3$_6cvPFiiiEEv"
86 // CHECK-NEXT: store i32 (i32, i32)*
87 // CHECK-NEXT: ret void
88 int (*fp)(int, int) = [](int x, int y){ return x + y; };
89 }
90
91 static int k;
g()92 int g() {
93 int &r = k;
94 // CHECK-LABEL: define internal i32 @"_ZZ1gvENK3$_7clEv"(
95 // CHECK-NOT: }
96 // CHECK: load i32, i32* @_ZL1k,
97 return [] { return r; } ();
98 };
99
100 // PR14773
101 // CHECK: [[ARRVAL:%[0-9a-zA-Z]*]] = load i32, i32* getelementptr inbounds ([0 x i32], [0 x i32]* @_ZZ14staticarrayrefvE5array, i64 0, i64 0), align 4
102 // CHECK-NEXT: store i32 [[ARRVAL]]
staticarrayref()103 void staticarrayref(){
104 static int array[] = {};
105 (void)[](){
106 int (&xxx)[0] = array;
107 int y = xxx[0];
108 }();
109 }
110
111 // CHECK-LABEL: define internal i32* @"_ZZ11PR22071_funvENK3$_9clEv"
112 // CHECK: ret i32* @PR22071_var
113 int PR22071_var;
PR22071_fun()114 int *PR22071_fun() {
115 constexpr int &y = PR22071_var;
116 return [&] { return &y; }();
117 }
118
119 // CHECK-LABEL: define internal void @"_ZZ1e1ES_bEN3$_5D2Ev"
120
121 // CHECK-LABEL: define internal i32 @"_ZZ1fvEN3$_68__invokeEii"
122 // CHECK: store i32
123 // CHECK-NEXT: store i32
124 // CHECK-NEXT: load i32, i32*
125 // CHECK-NEXT: load i32, i32*
126 // CHECK-NEXT: call i32 @"_ZZ1fvENK3$_6clEii"
127 // CHECK-NEXT: ret i32
128
129 // CHECK-LABEL: define internal void @"_ZZ1hvEN4$_108__invokeEv"(%struct.A* noalias sret %agg.result) {{.*}} {
130 // CHECK-NOT: =
131 // CHECK: call void @"_ZZ1hvENK4$_10clEv"(%struct.A* sret %agg.result,
132 // CHECK-NEXT: ret void
133 struct A { ~A(); };
h()134 void h() {
135 A (*h)() = [] { return A(); };
136 }
137
138 // <rdar://problem/12778708>
139 struct XXX {};
nestedCapture()140 void nestedCapture () {
141 XXX localKey;
142 ^() {
143 [&]() {
144 ^{ XXX k = localKey; };
145 };
146 };
147 }
148
149 // Ensure we don't assert here.
150 struct CaptureArrayAndThis {
CaptureArrayAndThisCaptureArrayAndThis151 CaptureArrayAndThis() {
152 char array[] = "floop";
153 [array, this] {};
154 }
155 } capture_array_and_this;
156
157