1 // RUN: %clang_cc1 -std=c++11 %s -triple x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
2 
3 struct Agg { const char * x; const char * y; constexpr Agg() : x(0), y(0) {} };
4 
5 struct Struct {
6    constexpr static const char *name = "foo";
7 
8    constexpr static __complex float complexValue = 42.0;
9 
10    static constexpr const Agg &agg = Agg();
11 
12    Struct();
13    Struct(int x);
14 };
15 
16 void use(int n, const char *c);
17 
18 Struct *getPtr();
19 
20 // CHECK: @[[STR:.*]] = private unnamed_addr constant [4 x i8] c"foo\00", align 1
21 
22 void scalarStaticVariableInMemberExpr(Struct *ptr, Struct &ref) {
23   use(1, Struct::name);
24 // CHECK: call void @_Z3useiPKc(i32 1, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @[[STR]], i32 0, i32 0))
25   Struct s;
26   use(2, s.name);
27 // CHECK: call void @_Z3useiPKc(i32 2, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @[[STR]], i32 0, i32 0))
28   use(3, ptr->name);
29 // CHECK: load %struct.Struct*, %struct.Struct** %{{.*}}, align 8
30 // CHECK: call void @_Z3useiPKc(i32 3, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @[[STR]], i32 0, i32 0))
31   use(4, ref.name);
32 // CHECK: load %struct.Struct*, %struct.Struct** %{{.*}}, align 8
33 // CHECK: call void @_Z3useiPKc(i32 4, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @[[STR]], i32 0, i32 0))
34   use(5, Struct(2).name);
35 // CHECK: call void @_ZN6StructC1Ei(%struct.Struct* %{{.*}}, i32 2)
36 // CHECK: call void @_Z3useiPKc(i32 5, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @[[STR]], i32 0, i32 0))
37   use(6, getPtr()->name);
38 // CHECK: call %struct.Struct* @_Z6getPtrv()
39 // CHECK: call void @_Z3useiPKc(i32 6, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @[[STR]], i32 0, i32 0))
40 }
41 
42 void use(int n, __complex float v);
43 
44 void complexStaticVariableInMemberExpr(Struct *ptr, Struct &ref) {
45   use(1, Struct::complexValue);
46 // CHECK: store float 4.200000e+01, float* %[[coerce0:.*]].{{.*}}, align 4
47 // CHECK: store float 0.000000e+00, float* %[[coerce0]].{{.*}}, align 4
48 // CHECK: %[[cast0:.*]] = bitcast { float, float }* %[[coerce0]] to <2 x float>*
49 // CHECK: %[[vector0:.*]] = load <2 x float>, <2 x float>* %[[cast0]], align 4
50 // CHECK: call void @_Z3useiCf(i32 1, <2 x float> %[[vector0]])
51   Struct s;
52   use(2, s.complexValue);
53 // CHECK: store float 4.200000e+01, float* %[[coerce1:.*]].{{.*}}, align 4
54 // CHECK: store float 0.000000e+00, float* %[[coerce1]].{{.*}}, align 4
55 // CHECK: %[[cast1:.*]] = bitcast { float, float }* %[[coerce1]] to <2 x float>*
56 // CHECK: %[[vector1:.*]] = load <2 x float>, <2 x float>* %[[cast1]], align 4
57 // CHECK: call void @_Z3useiCf(i32 2, <2 x float> %[[vector1]])
58   use(3, ptr->complexValue);
59 // CHECK: load %struct.Struct*, %struct.Struct** %{{.*}}, align 8
60 // CHECK: store float 4.200000e+01, float* %[[coerce2:.*]].{{.*}}, align 4
61 // CHECK: store float 0.000000e+00, float* %[[coerce2]].{{.*}}, align 4
62 // CHECK: %[[cast2:.*]] = bitcast { float, float }* %[[coerce2]] to <2 x float>*
63 // CHECK: %[[vector2:.*]] = load <2 x float>, <2 x float>* %[[cast2]], align 4
64 // CHECK: call void @_Z3useiCf(i32 3, <2 x float> %[[vector2]])
65   use(4, ref.complexValue);
66 // CHECK: load %struct.Struct*, %struct.Struct** %{{.*}}, align 8
67 // CHECK: store float 4.200000e+01, float* %[[coerce3:.*]].{{.*}}, align 4
68 // CHECK: store float 0.000000e+00, float* %[[coerce3]].{{.*}}, align 4
69 // CHECK: %[[cast3:.*]] = bitcast { float, float }* %[[coerce3]] to <2 x float>*
70 // CHECK: %[[vector3:.*]] = load <2 x float>, <2 x float>* %[[cast3]], align 4
71 // CHECK: call void @_Z3useiCf(i32 4, <2 x float> %[[vector3]])
72   use(5, Struct(2).complexValue);
73 // CHECK: call void @_ZN6StructC1Ei(%struct.Struct* %{{.*}}, i32 2)
74 // CHECK: store float 4.200000e+01, float* %[[coerce4:.*]].{{.*}}, align 4
75 // CHECK: store float 0.000000e+00, float* %[[coerce4]].{{.*}}, align 4
76 // CHECK: %[[cast4:.*]] = bitcast { float, float }* %[[coerce4]] to <2 x float>*
77 // CHECK: %[[vector4:.*]] = load <2 x float>, <2 x float>* %[[cast4]], align 4
78 // CHECK: call void @_Z3useiCf(i32 5, <2 x float> %[[vector4]])
79   use(6, getPtr()->complexValue);
80 // CHECK: call %struct.Struct* @_Z6getPtrv()
81 // CHECK: store float 4.200000e+01, float* %[[coerce5:.*]].{{.*}}, align 4
82 // CHECK: store float 0.000000e+00, float* %[[coerce5]].{{.*}}, align 4
83 // CHECK: %[[cast5:.*]] = bitcast { float, float }* %[[coerce5]] to <2 x float>*
84 // CHECK: %[[vector5:.*]] = load <2 x float>, <2 x float>* %[[cast5]], align 4
85 // CHECK: call void @_Z3useiCf(i32 6, <2 x float> %[[vector5]])
86 }
87 
88 void aggregateRefInMemberExpr(Struct *ptr, Struct &ref) {
89   use(1, Struct::agg.x);
90 // CHECK: %[[value0:.*]] = load i8*, i8** getelementptr inbounds (%struct.Agg, %struct.Agg* @_ZGRN6Struct3aggE_, i32 0, i32 0), align 8
91 // CHECK: call void @_Z3useiPKc(i32 1, i8* %[[value0]])
92   Struct s;
93   use(2, s.agg.x);
94 // CHECK: %[[value1:.*]] = load i8*, i8** getelementptr inbounds (%struct.Agg, %struct.Agg* @_ZGRN6Struct3aggE_, i32 0, i32 0), align 8
95 // CHECK: call void @_Z3useiPKc(i32 2, i8* %[[value1]])
96   use(3, ptr->agg.x);
97 // CHECK: load %struct.Struct*, %struct.Struct** %{{.*}}, align 8
98 // CHECK: %[[value2:.*]] = load i8*, i8** getelementptr inbounds (%struct.Agg, %struct.Agg* @_ZGRN6Struct3aggE_, i32 0, i32 0), align 8
99 // CHECK: call void @_Z3useiPKc(i32 3, i8* %[[value2]])
100   use(4, ref.agg.x);
101 // CHECK: load %struct.Struct*, %struct.Struct** %{{.*}}, align 8
102 // CHECK: %[[value3:.*]] = load i8*, i8** getelementptr inbounds (%struct.Agg, %struct.Agg* @_ZGRN6Struct3aggE_, i32 0, i32 0), align 8
103 // CHECK: call void @_Z3useiPKc(i32 4, i8* %[[value3]])
104 }
105