summaryrefslogtreecommitdiff
path: root/clang/test/Sema/cast.c
blob: 71c44b4b816b7fa799df39c5014e8d1ac8c8253e (about) (plain)
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
// RUN: %clang_cc1 -fsyntax-only %s -verify

typedef struct { unsigned long bits[(((1) + (64) - 1) / (64))]; } cpumask_t;
cpumask_t x;
void foo() {
  (void)x;
}
void bar() {
  char* a;
  double b;
  b = (double)a; // expected-error {{pointer cannot be cast to type}}
  a = (char*)b; // expected-error {{cannot be cast to a pointer type}}
}

long bar1(long *next) {
        return (long)(*next)++;  
}

typedef _Bool Bool;
typedef int Int;
typedef long Long;
typedef float Float;
typedef double Double;
typedef _Complex int CInt;
typedef _Complex long CLong;
typedef _Complex float CFloat;
typedef _Complex double CDouble;
typedef void *VoidPtr;
typedef char *CharPtr;

void testBool(Bool v) {
  (void) (Bool) v;
  (void) (Int) v;
  (void) (Long) v;
  (void) (Float) v;
  (void) (Double) v;
  (void) (CInt) v;
  (void) (CLong) v;
  (void) (CFloat) v;
  (void) (CDouble) v;
  (void) (VoidPtr) v;
  (void) (CharPtr) v;
}

void testInt(Int v) {
  (void) (Bool) v;
  (void) (Int) v;
  (void) (Long) v;
  (void) (Float) v;
  (void) (Double) v;
  (void) (CInt) v;
  (void) (CLong) v;
  (void) (CFloat) v;
  (void) (CDouble) v;
  (void) (VoidPtr) v;
  (void) (CharPtr) v;
}

void testLong(Long v) {
  (void) (Bool) v;
  (void) (Int) v;
  (void) (Long) v;
  (void) (Float) v;
  (void) (Double) v;
  (void) (CInt) v;
  (void) (CLong) v;
  (void) (CFloat) v;
  (void) (CDouble) v;
  (void) (VoidPtr) v;
  (void) (CharPtr) v;
}

void testFloat(Float v) {
  (void) (Bool) v;
  (void) (Int) v;
  (void) (Long) v;
  (void) (Float) v;
  (void) (Double) v;
  (void) (CInt) v;
  (void) (CLong) v;
  (void) (CFloat) v;
  (void) (CDouble) v;
}

void testDouble(Double v) {
  (void) (Bool) v;
  (void) (Int) v;
  (void) (Long) v;
  (void) (Float) v;
  (void) (Double) v;
  (void) (CInt) v;
  (void) (CLong) v;
  (void) (CFloat) v;
  (void) (CDouble) v;
}

void testCI(CInt v) {
  (void) (Bool) v;
  (void) (Int) v;
  (void) (Long) v;
  (void) (Float) v;
  (void) (Double) v;
  (void) (CInt) v;
  (void) (CLong) v;
  (void) (CFloat) v;
  (void) (CDouble) v;
}

void testCLong(CLong v) {
  (void) (Bool) v;
  (void) (Int) v;
  (void) (Long) v;
  (void) (Float) v;
  (void) (Double) v;
  (void) (CInt) v;
  (void) (CLong) v;
  (void) (CFloat) v;
  (void) (CDouble) v;
}

void testCFloat(CFloat v) {
  (void) (Bool) v;
  (void) (Int) v;
  (void) (Long) v;
  (void) (Float) v;
  (void) (Double) v;
  (void) (CInt) v;
  (void) (CLong) v;
  (void) (CFloat) v;
  (void) (CDouble) v;
}

void testCDouble(CDouble v) {
  (void) (Bool) v;
  (void) (Int) v;
  (void) (Long) v;
  (void) (Float) v;
  (void) (Double) v;
  (void) (CInt) v;
  (void) (CLong) v;
  (void) (CFloat) v;
  (void) (CDouble) v;
}

void testVoidPtr(VoidPtr v) {
  (void) (Bool) v;
  (void) (Int) v;
  (void) (Long) v;
  (void) (VoidPtr) v;
  (void) (CharPtr) v;
}

void testCharPtr(CharPtr v) {
  (void) (Bool) v;
  (void) (Int) v;
  (void) (Long) v;
  (void) (VoidPtr) v;
  (void) (CharPtr) v;
}