David Blaikie | 9b29f4f | 2012-10-16 18:53:14 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -fsyntax-only -triple x86_64-unknown-unknown %s -verify |
Chris Lattner | 3da2db4 | 2007-10-29 04:26:44 +0000 | [diff] [blame] | 2 | |
| 3 | typedef struct { unsigned long bits[(((1) + (64) - 1) / (64))]; } cpumask_t; |
| 4 | cpumask_t x; |
| 5 | void foo() { |
| 6 | (void)x; |
| 7 | } |
Eli Friedman | 41826bb | 2009-05-01 02:23:58 +0000 | [diff] [blame] | 8 | void bar() { |
| 9 | char* a; |
| 10 | double b; |
| 11 | b = (double)a; // expected-error {{pointer cannot be cast to type}} |
| 12 | a = (char*)b; // expected-error {{cannot be cast to a pointer type}} |
| 13 | } |
Chris Lattner | 3da2db4 | 2007-10-29 04:26:44 +0000 | [diff] [blame] | 14 | |
Fariborz Jahanian | a79f8b3 | 2009-11-23 19:51:43 +0000 | [diff] [blame] | 15 | long bar1(long *next) { |
| 16 | return (long)(*next)++; |
| 17 | } |
| 18 | |
Abramo Bagnara | 927b180 | 2010-12-28 17:19:27 +0000 | [diff] [blame] | 19 | typedef _Bool Bool; |
| 20 | typedef int Int; |
| 21 | typedef long Long; |
| 22 | typedef float Float; |
| 23 | typedef double Double; |
| 24 | typedef _Complex int CInt; |
| 25 | typedef _Complex long CLong; |
| 26 | typedef _Complex float CFloat; |
| 27 | typedef _Complex double CDouble; |
| 28 | typedef void *VoidPtr; |
| 29 | typedef char *CharPtr; |
| 30 | |
| 31 | void testBool(Bool v) { |
| 32 | (void) (Bool) v; |
| 33 | (void) (Int) v; |
| 34 | (void) (Long) v; |
| 35 | (void) (Float) v; |
| 36 | (void) (Double) v; |
| 37 | (void) (CInt) v; |
| 38 | (void) (CLong) v; |
| 39 | (void) (CFloat) v; |
| 40 | (void) (CDouble) v; |
| 41 | (void) (VoidPtr) v; |
| 42 | (void) (CharPtr) v; |
| 43 | } |
| 44 | |
| 45 | void testInt(Int v) { |
| 46 | (void) (Bool) v; |
| 47 | (void) (Int) v; |
| 48 | (void) (Long) v; |
| 49 | (void) (Float) v; |
| 50 | (void) (Double) v; |
| 51 | (void) (CInt) v; |
| 52 | (void) (CLong) v; |
| 53 | (void) (CFloat) v; |
| 54 | (void) (CDouble) v; |
David Blaikie | 9b29f4f | 2012-10-16 18:53:14 +0000 | [diff] [blame] | 55 | (void) (VoidPtr) v; // expected-warning{{cast to 'VoidPtr' (aka 'void *') from smaller integer type 'Int' (aka 'int')}} |
| 56 | (void) (CharPtr) v; // expected-warning{{cast to 'CharPtr' (aka 'char *') from smaller integer type 'Int' (aka 'int')}} |
Abramo Bagnara | 927b180 | 2010-12-28 17:19:27 +0000 | [diff] [blame] | 57 | } |
| 58 | |
| 59 | void testLong(Long v) { |
| 60 | (void) (Bool) v; |
| 61 | (void) (Int) v; |
| 62 | (void) (Long) v; |
| 63 | (void) (Float) v; |
| 64 | (void) (Double) v; |
| 65 | (void) (CInt) v; |
| 66 | (void) (CLong) v; |
| 67 | (void) (CFloat) v; |
| 68 | (void) (CDouble) v; |
| 69 | (void) (VoidPtr) v; |
| 70 | (void) (CharPtr) v; |
| 71 | } |
| 72 | |
| 73 | void testFloat(Float v) { |
| 74 | (void) (Bool) v; |
| 75 | (void) (Int) v; |
| 76 | (void) (Long) v; |
| 77 | (void) (Float) v; |
| 78 | (void) (Double) v; |
| 79 | (void) (CInt) v; |
| 80 | (void) (CLong) v; |
| 81 | (void) (CFloat) v; |
| 82 | (void) (CDouble) v; |
| 83 | } |
| 84 | |
| 85 | void testDouble(Double v) { |
| 86 | (void) (Bool) v; |
| 87 | (void) (Int) v; |
| 88 | (void) (Long) v; |
| 89 | (void) (Float) v; |
| 90 | (void) (Double) v; |
| 91 | (void) (CInt) v; |
| 92 | (void) (CLong) v; |
| 93 | (void) (CFloat) v; |
| 94 | (void) (CDouble) v; |
| 95 | } |
| 96 | |
| 97 | void testCI(CInt v) { |
| 98 | (void) (Bool) v; |
| 99 | (void) (Int) v; |
| 100 | (void) (Long) v; |
| 101 | (void) (Float) v; |
| 102 | (void) (Double) v; |
| 103 | (void) (CInt) v; |
| 104 | (void) (CLong) v; |
| 105 | (void) (CFloat) v; |
| 106 | (void) (CDouble) v; |
| 107 | } |
| 108 | |
| 109 | void testCLong(CLong v) { |
| 110 | (void) (Bool) v; |
| 111 | (void) (Int) v; |
| 112 | (void) (Long) v; |
| 113 | (void) (Float) v; |
| 114 | (void) (Double) v; |
| 115 | (void) (CInt) v; |
| 116 | (void) (CLong) v; |
| 117 | (void) (CFloat) v; |
| 118 | (void) (CDouble) v; |
| 119 | } |
| 120 | |
| 121 | void testCFloat(CFloat v) { |
| 122 | (void) (Bool) v; |
| 123 | (void) (Int) v; |
| 124 | (void) (Long) v; |
| 125 | (void) (Float) v; |
| 126 | (void) (Double) v; |
| 127 | (void) (CInt) v; |
| 128 | (void) (CLong) v; |
| 129 | (void) (CFloat) v; |
| 130 | (void) (CDouble) v; |
| 131 | } |
| 132 | |
| 133 | void testCDouble(CDouble v) { |
| 134 | (void) (Bool) v; |
| 135 | (void) (Int) v; |
| 136 | (void) (Long) v; |
| 137 | (void) (Float) v; |
| 138 | (void) (Double) v; |
| 139 | (void) (CInt) v; |
| 140 | (void) (CLong) v; |
| 141 | (void) (CFloat) v; |
| 142 | (void) (CDouble) v; |
| 143 | } |
| 144 | |
| 145 | void testVoidPtr(VoidPtr v) { |
| 146 | (void) (Bool) v; |
| 147 | (void) (Int) v; |
| 148 | (void) (Long) v; |
| 149 | (void) (VoidPtr) v; |
| 150 | (void) (CharPtr) v; |
| 151 | } |
| 152 | |
| 153 | void testCharPtr(CharPtr v) { |
| 154 | (void) (Bool) v; |
| 155 | (void) (Int) v; |
| 156 | (void) (Long) v; |
| 157 | (void) (VoidPtr) v; |
| 158 | (void) (CharPtr) v; |
| 159 | } |
David Blaikie | 9b29f4f | 2012-10-16 18:53:14 +0000 | [diff] [blame] | 160 | |
| 161 | typedef enum { x_a, x_b } X; |
| 162 | void *intToPointerCast2(X x) { |
| 163 | return (void*)x; |
| 164 | } |
| 165 | |
| 166 | void *intToPointerCast3() { |
| 167 | return (void*)(1 + 3); |
| 168 | } |