Add minimal_perfect_hash, two_level_hash and minimal_cover_hash policies - #103

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jll63 wants to merge 9 commits into

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jll63:feature/hash-policies

Commits on Sep 11, 2026

policies: add minimal_perfect_hash, two_level_hash and minimal_cover_hash
jll63
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fc4feeb
policies: rule a zero type id out rather than hashing around it
jll63
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9feb7bf
test: cover the three new type_hash policies
jll63
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e715a67
doc: document the three policies, and the dlopen situation they address
jll63
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db74099
fix: two things CI found that a 64-bit build could not

jll63
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claude
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c766ec4

Commits on Sep 14, 2026

fix: the two Windows failures, both verified on the compilers that found them

jll63
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claude
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aa0b030

Commits on Sep 15, 2026

fix: MSVC's unreachable-code warning, and clang-cl's pext guard

jll63
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claude
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4b2a7dd
fix: keep the BMI2 tests off the shared PCH

jll63
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claude
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b210415
fix: balance fast_perfect_hash's warning push, and give the vptr policies theirs

jll63
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claude
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3f26522