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icons-hash: table needs to be strictly bigger than icons

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NRK 2025-01-05 21:55:06 +00:00
parent 94bac4ef98
commit 9d33ba1104
1 changed files with 2 additions and 2 deletions
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4
src/icons-hash.c
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@ -10,7 +10,7 @@
#define GOLDEN_RATIO_32 UINT32_C(2654442313) /* golden ratio for 32bits: (2^32) / 1.61803 */ #define GOLDEN_RATIO_32 UINT32_C(2654442313) /* golden ratio for 32bits: (2^32) / 1.61803 */
#define GOLDEN_RATIO_64 UINT64_C(0x9E3793492EEDC3F7) #define GOLDEN_RATIO_64 UINT64_C(0x9E3793492EEDC3F7)
#define ICONS_TABLE_SIZE 8 /* size in bits. 8 = 256 */ #define ICONS_TABLE_SIZE 8 /* size in bits. 8 = 2^8 = 256 */
#ifndef TOUPPER #ifndef TOUPPER
#define TOUPPER(ch) (((ch) >= 'a' && (ch) <= 'z') ? ((ch) - 'a' + 'A') : (ch)) #define TOUPPER(ch) (((ch) >= 'a' && (ch) <= 'z') ? ((ch) - 'a' + 'A') : (ch))
@ -118,7 +118,7 @@ pcg(uint64_t *state)
int int
main(void) main(void)
{ {
ENSURE(ARRLEN(icons_ext) <= ARRLEN(table)); ENSURE(ARRLEN(icons_ext) < ARRLEN(table));
ENSURE(ICONS_TABLE_SIZE < 16); ENSURE(ICONS_TABLE_SIZE < 16);
ENSURE(1u << ICONS_TABLE_SIZE == ARRLEN(table)); ENSURE(1u << ICONS_TABLE_SIZE == ARRLEN(table));
ENSURE((GOLDEN_RATIO_32 & 1) == 1); /* must be odd */ ENSURE((GOLDEN_RATIO_32 & 1) == 1); /* must be odd */