Preserve types on reverse cache reloads - #3156
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Attach the original TypeTree to values restored from reverse caches so nested differentiation can classify cached integer loop indices. Assisted-by: OpenAI Codex
Assisted-by: OpenAI Codex
wsmoses
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Aug 20, 2026
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Reverse cache reloads created by
lookupMdropped the original TypeTree. Preserve it asenzyme_typemetadata so nested differentiation can classify cached integer loop indices.Adds a focused check to
bsearch2.ll. Tracks EnzymeAD/Enzyme.jl#3472.