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bool-operations.c: compare to unsigned char

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パチュリー・ノーレッジ 2024-06-25 23:14:34 +03:00
parent 105deedfac
commit cbaf939777
Signed by: 80486DX2-66
GPG Key ID: 83631EF27054609B
1 changed files with 16 additions and 15 deletions
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31
c-programming/experiments/bool-operations.c
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@ -12,37 +12,38 @@
#include <stdlib.h> #include <stdlib.h>
#define BOOL_TO_STR(x) ((x) ? "true" : "false") #define BOOL_TO_STR(x) ((x) ? "true" : "false")
#define SHOW_BOOL printf("boolean = %s\t(0x%" PRIxMAX ")\n", \ #define SHOW_BOOL_INT printf("boolean = %s\t(0x%d) | integer = %s\t(0x%d)\n", \
BOOL_TO_STR(boolean), \ BOOL_TO_STR(boolean), (int) boolean, \
(uintmax_t) boolean) BOOL_TO_STR(integer), (int) integer)
int main(void) { int main(void) {
bool boolean = false; bool boolean = false;
unsigned char integer = (unsigned char) boolean;
printf("Loop:\n"); printf("Loop:\n");
for (uint8_t i = 0; i < 3; i++) { for (uint8_t i = 0; i < 3; i++) {
SHOW_BOOL; SHOW_BOOL_INT;
boolean++; boolean++; integer++;
} }
printf("\n* 2:\n"); printf("\n* 2:\n");
boolean *= 2; boolean *= 2; integer *= 2;
SHOW_BOOL; SHOW_BOOL_INT;
printf("\n<< 1:\n"); printf("\n<< 1:\n");
boolean <<= 1; boolean <<= 1; integer <<= 1;
SHOW_BOOL; SHOW_BOOL_INT;
printf("\n/ 2:\n"); printf("\n/ 2:\n");
boolean /= 2; boolean /= 2; integer /= 2;
SHOW_BOOL; SHOW_BOOL_INT;
printf("\n^ 0x10:\n"); printf("\n^ 0x10:\n");
boolean ^= 0x10; boolean ^= 0x10; integer ^= 0x10;
SHOW_BOOL; SHOW_BOOL_INT;
printf("\n>> 1:\n"); printf("\n>> 1:\n");
boolean >>= 1; boolean >>= 1; integer >>= 1;
SHOW_BOOL; SHOW_BOOL_INT;
return EXIT_SUCCESS; return EXIT_SUCCESS;
} }