cosmopolitan/third_party/chibicc/test/cast_test.c

81 lines
1.9 KiB
C

#include "third_party/chibicc/test/test.h"
int main() {
ASSERT(131585, (int)8590066177);
ASSERT(513, (short)8590066177);
ASSERT(1, (char)8590066177);
ASSERT(1, (long)1);
ASSERT(0, (long)&*(int *)0);
ASSERT(513, ({
int x = 512;
*(char *)&x = 1;
x;
}));
ASSERT(5, ({
int x = 5;
long y = (long)&x;
*(int *)y;
}));
(void)1;
ASSERT(-1, (char)255);
ASSERT(-1, (signed char)255);
ASSERT(255, (unsigned char)255);
ASSERT(-1, (short)65535);
ASSERT(65535, (unsigned short)65535);
ASSERT(-1, (int)0xffffffff);
ASSERT(0xffffffff, (unsigned)0xffffffff);
ASSERT(1, -1 < 1);
ASSERT(0, -1 < (unsigned)1);
ASSERT(254, (char)127 + (char)127);
ASSERT(65534, (short)32767 + (short)32767);
ASSERT(-1, -1 >> 1);
ASSERT(-1, (unsigned long)-1);
ASSERT(2147483647, ((unsigned)-1) >> 1);
ASSERT(-50, (-100) / 2);
ASSERT(2147483598, ((unsigned)-100) / 2);
ASSERT(9223372036854775758, ((unsigned long)-100) / 2);
ASSERT(0, ((long)-1) / (unsigned)100);
ASSERT(-2, (-100) % 7);
ASSERT(2, ((unsigned)-100) % 7);
ASSERT(6, ((unsigned long)-100) % 9);
ASSERT(65535, (int)(unsigned short)65535);
ASSERT(65535, ({
unsigned short x = 65535;
x;
}));
ASSERT(65535, ({
unsigned short x = 65535;
(int)x;
}));
ASSERT(-1, ({
typedef short T;
T x = 65535;
(int)x;
}));
ASSERT(65535, ({
typedef unsigned short T;
T x = 65535;
(int)x;
}));
ASSERT(0, (_Bool)0.0);
ASSERT(1, (_Bool)0.1);
ASSERT(3, (char)3.0);
ASSERT(1000, (short)1000.3);
ASSERT(3, (int)3.99);
ASSERT(2000000000000000, (long)2e15);
ASSERT(3, (float)3.5);
ASSERT(5, (double)(float)5.5);
ASSERT(3, (float)3);
ASSERT(3, (double)3);
ASSERT(3, (float)3L);
ASSERT(3, (double)3L);
return 0;
}