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| author |  Pierre-Marie Pédrot <pierre-marie.pedrot@inria.fr> | 2018-05-23 21:38:08 +0200 |
|---|---|---|
| committer | Pierre-Marie Pédrot <pierre-marie.pedrot@inria.fr> | 2018-05-23 21:41:43 +0200 |
| commit | 98814890466b2ee4b72235a2591ecd150bff08e7 (patch) | |
| tree | 60d86d2d8c79153aa4e1dcabb5da180cabc87315 /pretyping | |
| parent | b74d9500e5943317f1baf4f36b3d979d40f6105f (diff) | |
Fix #7586: Anomaly "Uncaught exception Not_found".
The old unification engine was using the unfiltered environment when a
context had been cleared, leading to an ill-typed goal.
Diffstat (limited to 'pretyping')
| -rw-r--r-- | pretyping/unification.ml | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/pretyping/unification.ml b/pretyping/unification.ml index 62bee5a36..b9678fa10 100644 --- a/pretyping/unification.ml +++ b/pretyping/unification.ml @@ -1391,7 +1391,7 @@ let w_merge env with_types flags (evd,metas,evars : subst0) = and mimick_undefined_evar evd flags hdc nargs sp = let ev = Evd.find_undefined evd sp in - let sp_env = Global.env_of_context ev.evar_hyps in + let sp_env = Global.env_of_context (evar_filtered_hyps ev) in let (evd', c) = applyHead sp_env evd nargs hdc in let (evd'',mc,ec) = unify_0 sp_env evd' CUMUL flags |