1 // RUN: %clang_cc1 -fsyntax-only -triple x86_64-unknown-unknown %s -verify 2 3 typedef struct { unsigned long bits[(((1) + (64) - 1) / (64))]; } cpumask_t; 4 cpumask_t x; foo()5void foo() { 6 (void)x; 7 } bar()8void 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 } 14 bar1(long * next)15long bar1(long *next) { 16 return (long)(*next)++; 17 } 18 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 testBool(Bool v)31void 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 testInt(Int v)45void 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; 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')}} 57 } 58 testLong(Long v)59void 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 testFloat(Float v)73void 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 testDouble(Double v)85void 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 testCI(CInt v)97void 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 testCLong(CLong v)109void 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 testCFloat(CFloat v)121void 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 testCDouble(CDouble v)133void 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 testVoidPtr(VoidPtr v)145void 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 testCharPtr(CharPtr v)153void testCharPtr(CharPtr v) { 154 (void) (Bool) v; 155 (void) (Int) v; 156 (void) (Long) v; 157 (void) (VoidPtr) v; 158 (void) (CharPtr) v; 159 } 160 161 typedef enum { x_a, x_b } X; intToPointerCast2(X x)162void *intToPointerCast2(X x) { 163 return (void*)x; 164 } 165 intToPointerCast3()166void *intToPointerCast3() { 167 return (void*)(1 + 3); 168 } 169