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Optimize a fast-path in Genlambda compilation. #21679

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Optimize a fast-path in Genlambda compilation. #21679

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2 changes: 1 addition & 1 deletion kernel/genlambda.ml
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Original file line number Diff line number Diff line change
Expand Up @@ -525,7 +525,7 @@ let rec remove_let subst lam =
| Lrel(id,i) -> lam_subst_rel lam id i subst
| Llet(id,def,body) ->
let def' = remove_let subst def in
if occur_once body && is_value body then remove_let (cons def' subst) body
if is_value body && occur_once body then remove_let (cons def' subst) body
else
let body' = remove_let (lift subst) body in
if def == def' && body == body' then lam else mknode @@ Llet(id,def',body')
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