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Fix embarassing ctz issue

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Andy Wingo 2022-08-03 16:40:34 +02:00
parent 8f6a2692ab
commit 47c07dd0eb
1 changed files with 1 additions and 1 deletions
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whippet.h
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@ -1492,7 +1492,7 @@ static inline uint64_t load_mark_bytes(uint8_t *mark) {
} }
static inline size_t count_zero_bytes(uint64_t bytes) { static inline size_t count_zero_bytes(uint64_t bytes) {
return bytes ? (__builtin_ctz(bytes) / 8) : sizeof(bytes); return bytes ? (__builtin_ctzll(bytes) / 8) : sizeof(bytes);
} }
static size_t next_mark(uint8_t *mark, size_t limit, uint64_t sweep_mask) { static size_t next_mark(uint8_t *mark, size_t limit, uint64_t sweep_mask) {