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authormsozeau2008-01-18 19:41:43 +0000
committermsozeau2008-01-18 19:41:43 +0000
commitc2e3d63ca60b27abb5398ecbc8ebcaf8fb925206 (patch)
treef0a1603b98484520e841283140817bc783d86a37 /pretyping/evarutil.ml
parentf57b2e6cf26316ec7df340ab95399039dae5143e (diff)
Fix bug #1778, better typeclass error messages. Move Obligations Tactic to a wrapper around Ltac program_simpl ::= .
!!!! This may introduce incompatibilities because now modifications of program_simpl are properly handled and work across modules. git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@10454 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'pretyping/evarutil.ml')
-rw-r--r--pretyping/evarutil.ml3
1 files changed, 2 insertions, 1 deletions
diff --git a/pretyping/evarutil.ml b/pretyping/evarutil.ml
index 1f256b3bda..e8d79703af 100644
--- a/pretyping/evarutil.ml
+++ b/pretyping/evarutil.ml
@@ -1004,7 +1004,8 @@ let check_evars env initial_sigma evd c =
assert (Evd.mem sigma evk);
if not (Evd.mem initial_sigma evk) then
let (loc,k) = evar_source evk evd in
- error_unsolvable_implicit loc env sigma k
+ let evi = nf_evar_info sigma (Evd.find sigma evk) in
+ error_unsolvable_implicit loc env sigma evi k
| _ -> iter_constr proc_rec c
in proc_rec c