fixed UnionCardinality panic on empty bitsets#205
Merged
lemire merged 1 commit intobits-and-blooms:masterfrom Aug 4, 2025
Merged
fixed UnionCardinality panic on empty bitsets#205lemire merged 1 commit intobits-and-blooms:masterfrom
lemire merged 1 commit intobits-and-blooms:masterfrom
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…for empty slices; added tests
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I have merged but your PR breaks BCE. I will reintroduce it in a later commit.
BCE is not the same as inlining. I don't care about inlining. I care about BCE. |
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Description
UnionCardinality,IntersectionCardinality,DifferenceCardinality,SymmetricDifferenceCardinalitypanic on an empty bitset with "index out of range". Minimal example:panic is "commutative", i.e.
aandbmay be swapped.Fix
Remove all
_ = m[len(s)-1] // BCEin popcnt*Slice functions introduced in #203.Additionally, I wasn't able to reproduce any gain in inlining cost, but this might be due to the different go version I use (1.24).