Lionel Landwerlin <lionel.g.landwer...@intel.com> writes: > Hash maps might use pointer keys (which people surely might want to > use to hash values) in which case a 0 value is perfectly acceptable. > It's only if the hash function needs to deference the pointer that we > want to be sure it's not NULL. > > v2: Add assert in _mesa_fnv32_1a_accumulate_block (Ian)
No, a key of NULL is not valid. That's the marker of entry_is_free().
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