diff options
author | 2008-09-12 23:14:34 +0000 | |
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committer | 2008-09-12 23:14:34 +0000 | |
commit | 8d8abed37c87368c2bdb8adde09bc8b69a408787 (patch) | |
tree | 52bf308921ddf72acf05401af8c73d89947437ef /tactics/equality.ml | |
parent | da6c4deb4acf25d9cdadd5cb7fd94c0bf229126c (diff) |
Add a type argument to letin_tac instead of using casts and recomputing
when one wants a particular type. Rewrite of the unification behind
[Equations], much more robust but still buggy w.r.t. inaccessible
patterns.
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@11399 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'tactics/equality.ml')
-rw-r--r-- | tactics/equality.ml | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tactics/equality.ml b/tactics/equality.ml index cceda72f9..9994bd784 100644 --- a/tactics/equality.ml +++ b/tactics/equality.ml @@ -1213,8 +1213,8 @@ let subst_one x gl = (id,None,_) -> intro_using id | (id,Some hval,htyp) -> letin_tac None (Name id) - (mkCast(replace_term varx rhs hval,DEFAULTcast, - replace_term varx rhs htyp)) nowhere + (replace_term varx rhs hval) + (Some (replace_term varx rhs htyp)) nowhere in let need_rewrite = dephyps <> [] || depconcl in tclTHENLIST |