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Merge pull request #2120 from visitorckw/fix-shift-too-many-bits

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Fix undefined behavior by casting to uint64_t before left shift
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van Hauser
2024-06-12 08:23:14 +02:00
committed by GitHub
parent 75c3fa91dc 0c9d8e5929
commit e68d57feec
1 changed files with 1 additions and 1 deletions
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src/hashmap.c
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@ -59,7 +59,7 @@ static inline unsigned int hash(uint64_t key) {
bool hashmap_search_and_add(uint8_t type, uint64_t key) { bool hashmap_search_and_add(uint8_t type, uint64_t key) {
if (unlikely(type >= 8)) return false; if (unlikely(type >= 8)) return false;
uint64_t val = (key & 0xf8ffffffffffffff) + (type << 56); uint64_t val = (key & 0xf8ffffffffffffff) + ((uint64_t)type << 56);
unsigned int index = hash(val); unsigned int index = hash(val);
HashNode *node = _hashmap->table[index]; HashNode *node = _hashmap->table[index];
while (node) { while (node) {