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strict_on_args on recursive function #3234
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mtzguido
added a commit
to mtzguido/FStar
that referenced
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Apr 7, 2024
Merged
Making a note that this patch would fix this issue commit 3111019fce5e11afdf2463780f90e675846c3d12 (HEAD -> pristine)
Author: Guido Martínez <mtzguido@gmail.com>
Date: Sun Apr 7 13:32:13 2024 -0700
Normalizer: a fix for strict_args
Fixes #3234
diff --git a/src/typechecker/FStar.TypeChecker.Normalize.fst b/src/typechecker/FStar.TypeChecker.Normalize.fst
index f5110abb5c..ae4333e37e 100644
--- a/src/typechecker/FStar.TypeChecker.Normalize.fst
+++ b/src/typechecker/FStar.TypeChecker.Normalize.fst
@@ -1646,7 +1646,7 @@ let rec norm : cfg -> env -> stack -> term -> term =
if i >= norm_args_len then false
else
let arg_i, _ = List.nth norm_args i in
- let head, _ = arg_i |> U.unmeta_safe |> U.head_and_args in
+ let head, _ = arg_i |> U.unmeta_safe |> U.unlazy_emb |> U.head_and_args in
match (un_uinst head).n with
| Tm_constant _ -> true
| Tm_fvar fv -> Env.is_datacon cfg.tcenv (S.lid_of_fv fv) But, it unblocks some reductions of |
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This should work, but gets stuck after the first iteration. The problem is a
Tm_lazy
node preventing the reduction, pushing a fix soon.The text was updated successfully, but these errors were encountered: