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authorppedrot2013-05-14 08:59:04 +0000
committerppedrot2013-05-14 08:59:04 +0000
commit0a20f6b23d9987299407a8883ec9593238541a56 (patch)
treea703912ea6e8889cff45acc722fbec598c1c6c3e
parent0c028c3446375ab70b5b8733d284b7f5426526c2 (diff)
More semantical-friendly function.
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16517 85f007b7-540e-0410-9357-904b9bb8a0f7
-rw-r--r--pretyping/typeclasses.ml2
1 files changed, 1 insertions, 1 deletions
diff --git a/pretyping/typeclasses.ml b/pretyping/typeclasses.ml
index 24b084e9b8..9a215232c5 100644
--- a/pretyping/typeclasses.ml
+++ b/pretyping/typeclasses.ml
@@ -217,7 +217,7 @@ let check_instance env sigma c =
try
let (evd, c) = resolve_one_typeclass env sigma
(Retyping.get_type_of env sigma c) in
- Evd.is_empty (Evd.undefined_evars evd)
+ Evd.has_undefined evd
with e when Errors.noncritical e -> false
let build_subclasses ~check env sigma glob pri =