diff options
Diffstat (limited to 'tactics')
| -rw-r--r-- | tactics/tactics.ml | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tactics/tactics.ml b/tactics/tactics.ml index a2275b08fb..c76aeb4a88 100644 --- a/tactics/tactics.ml +++ b/tactics/tactics.ml @@ -1031,6 +1031,8 @@ let map_induction_arg f = function (* tactic "cut" (actually modus ponens) *) (****************************************) +let normalize_cut = false + let cut c = Proofview.Goal.enter { enter = begin fun gl -> let env = Proofview.Goal.env gl in @@ -1049,7 +1051,7 @@ let cut c = if is_sort then let id = next_name_away_with_default "H" Anonymous (Tacmach.New.pf_ids_of_hyps gl) in (** Backward compat: normalize [c]. *) - let c = local_strong whd_betaiota sigma c in + let c = if normalize_cut then local_strong whd_betaiota sigma c else c in Proofview.Refine.refine ~unsafe:true { run = begin fun h -> let Sigma (f, h, p) = Evarutil.new_evar ~principal:true env h (mkArrow c (Vars.lift 1 concl)) in let Sigma (x, h, q) = Evarutil.new_evar env h c in |