From: Claudio Sacerdoti Coen <claudio.sacerdoticoen@unibo.it>
Date: Wed, 26 Jul 2006 14:05:31 +0000 (+0000)
Subject: Elim now performs whd to find the inductive type.
X-Git-Tag: 0.4.95@7852~1146
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=245c8538406d49df459efb1fe9d87474db4bd332;p=helm.git

Elim now performs whd to find the inductive type.
---

diff --git a/components/tactics/primitiveTactics.ml b/components/tactics/primitiveTactics.ml
index 7a732a572..63c51d9ef 100644
--- a/components/tactics/primitiveTactics.ml
+++ b/components/tactics/primitiveTactics.ml
@@ -472,6 +472,7 @@ let elim_tac ~term =
    let (curi,metasenv,proofbo,proofty) = proof in
    let metano,context,ty = CicUtil.lookup_meta goal metasenv in
     let termty,_ = T.type_of_aux' metasenv context term CicUniv.empty_ugraph in
+    let termty = CicReduction.whd context termty in
     let (termty,metasenv',arguments,fresh_meta) =
      ProofEngineHelpers.saturate_term
       (ProofEngineHelpers.new_meta_of_proof proof) metasenv context termty 0 in