diff options
Diffstat (limited to 'tactics/evar_tactics.ml')
| -rw-r--r-- | tactics/evar_tactics.ml | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/tactics/evar_tactics.ml b/tactics/evar_tactics.ml index 2aafaf08..c3fe6b65 100644 --- a/tactics/evar_tactics.ml +++ b/tactics/evar_tactics.ml @@ -71,8 +71,11 @@ let let_evar name typ = Proofview.Goal.enter begin fun gl -> let sigma = Proofview.Goal.sigma gl in let env = Proofview.Goal.env gl in - let id = Namegen.id_of_name_using_hdchar env typ name in - let id = Namegen.next_ident_away_in_goal id (Termops.ids_of_named_context (Environ.named_context env)) in + let id = match name with + | Names.Anonymous -> + let id = Namegen.id_of_name_using_hdchar env typ name in + Namegen.next_ident_away_in_goal id (Termops.ids_of_named_context (Environ.named_context env)) + | Names.Name id -> id in let sigma',evar = Evarutil.new_evar env sigma ~src ~naming:(Misctypes.IntroFresh id) typ in Tacticals.New.tclTHEN (Proofview.V82.tactic (Refiner.tclEVARS sigma')) (Tactics.letin_tac None (Names.Name id) evar None Locusops.nowhere) |