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#include <stdlib.h>
#include <stdio.h>
#define __STDC_LIMIT_MACROS 1
#include <inttypes.h>
int
main(int argc, char** argv)
{
int8_t C, c1;
uint8_t uc1;
short S, s1;
unsigned short us1;
int i1;
unsigned ui1;
int64_t L, l1;
uint64_t ul1;
float F;
double D;
/* input values */
C = (char) (argc >= 2)? atoi(argv[1]) : 0x64; /* 100 = 'd' */
S = (short) (argc >= 3)? atoi(argv[2]) : -769; /* 0xfcff = -769 */
L = (long) (argc >= 4)? atoi(argv[3]) : 0xa3a3a3a3a3a3; /*179923220407203*/
/* Test integer to integer conversions */
uc1 = (uint8_t) C; /* 100 = 'd' */
us1 = (unsigned short) C; /* 100 = 'd' */
ui1 = (unsigned int) C; /* 100 = 'd' */
ul1 = (unsigned long) C; /* 100 = 'd' */
s1 = (short) C; /* 100 = 'd' */
i1 = (int) C; /* 100 = 'd' */
l1 = (long) C; /* 100 = 'd' */
printf("\nCHAR C = '%c' (%d)\t\t(0x%x)\n", C, C, C);
printf("char to short s1 = %d\t\t(0x%x)\n", s1, s1);
printf("char to int i1 = %d\t\t(0x%x)\n", i1, i1);
printf("char to long l1 = %ld\t\t(0x%lx)\n", l1, l1);
printf("\nchar to ubyte uc1 = %u\t\t(0x%x)\n", uc1, uc1);
printf("char to ushort us1 = %u\t\t(0x%x)\n", us1, us1);
printf("char to uint ui1 = %u\t\t(0x%x)\n", ui1, ui1);
printf("char to ulong ul1 = %lu\t\t(0x%lx)\n", ul1, ul1);
uc1 = (uint8_t) S; /* 0xff = 255 */
us1 = (unsigned short) S; /* 0xfcff = 64767 */
ui1 = (unsigned int) S; /* 0xfffffcff = 4294966527 */
ul1 = (unsigned long) S; /* */
c1 = (int8_t) S; /* 0xff = -1 */
i1 = (int) S; /* 0xfffffcff = -769 */
l1 = (long) S; /* */
printf("\n\nSHORT S = %d\t\t(0x%x)\n", S, S);
printf("short to byte c1 = %d\t\t(0x%x)\n", c1, c1);
printf("short to int i1 = %d\t\t(0x%x)\n", i1, i1);
printf("short to long l1 = %ld\t\t(0x%lx)\n", l1, l1);
printf("\nshort to ubyte uc1 = %u\t\t(0x%x)\n", uc1, uc1);
printf("short to ushort us1 = %u\t\t(0x%x)\n", us1, us1);
printf("short to uint ui1 = %u\t\t(0x%x)\n", ui1, ui1);
printf("short to ulong ul1 = %lu\t\t(0x%lx)\n", ul1, ul1);
uc1 = (unsigned char) L; /* */
c1 = (int8_t) L; /* */
s1 = (short) L; /* */
us1 = (unsigned short) L; /* */
i1 = (int) L; /* */
ui1 = (unsigned int) L; /* */
ul1 = (unsigned long) L; /* */
printf("\n\nLONG L = %ld\t\t(0x%lx)\n", L, L);
printf("long to byte c1 = %d\t\t(0x%x)\n", c1, c1);
printf("long to short s1 = %d\t\t(0x%x)\n", s1, s1);
printf("long to int i1 = %d\t\t(0x%x)\n", i1, i1);
printf("\nlong to ubyte uc1 = %u\t\t(0x%x)\n", uc1, uc1);
printf("long to ushort us1 = %u\t\t(0x%x)\n", us1, us1);
printf("long to uint ui1 = %u\t\t(0x%x)\n", ui1, ui1);
printf("long to ulong ul1 = %lu\t\t(0x%lx)\n", ul1, ul1);
/* Test floating-point to integer conversions */
F = (float) (argc >= 4)? atof(argv[3]) : 1.0;
D = (argc >= 5)? atof(argv[4]) : 2.0;
us1 = (unsigned short) F;
ui1 = (unsigned int) F;
ul1 = (unsigned long) F;
s1 = (short) F;
i1 = (int) F;
l1 = (long) F;
printf("\n\nFLOAT F = %f\n", F);
printf("float to short s1 = %d\t\t(0x%x)\n", s1, s1);
printf("float to int i1 = %d\t\t(0x%x)\n", i1, i1);
printf("float to ushort us1 = %u\t\t(0x%x)\n", us1, us1);
printf("float to uint ui1 = %u\t\t(0x%x)\n", ui1, ui1);
printf("float to ulong ul1 = %lu\t\t(0x%lx)\n", ul1, ul1);
us1 = (unsigned short) D;
ui1 = (unsigned int) D;
ul1 = (unsigned long) D;
s1 = (short) D;
i1 = (int) D;
l1 = (long) D;
printf("\n\nDOUBLE D = %f\n", D);
printf("double to short s1 = %d\t\t(0x%x)\n", s1, s1);
printf("double to int i1 = %d\t\t(0x%x)\n", i1, i1);
printf("double to long l1 = %ld\t\t(0x%lx)\n", l1, l1);
printf("double to ushort us1 = %u\t\t(0x%x)\n", us1, us1);
printf("double to uint ui1 = %u\t\t(0x%x)\n", ui1, ui1);
printf("double to ulong ul1 = %lu\t\t(0x%lx)\n", ul1, ul1);
return 0;
}
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