diff options
| author | ppedrot | 2012-11-25 17:39:12 +0000 |
|---|---|---|
| committer | ppedrot | 2012-11-25 17:39:12 +0000 |
| commit | de5bd6a09e2323faf4ac4b7576d55c3d2cb94ba7 (patch) | |
| tree | 9814cef64f85ad6921b51fba5e489d9bd6cfa507 /proofs/refiner.ml | |
| parent | b35582012e9f7923ca2e55bfbfae9215770f8fbd (diff) | |
Monomorphization (proof)
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16002 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'proofs/refiner.ml')
| -rw-r--r-- | proofs/refiner.ml | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/proofs/refiner.ml b/proofs/refiner.ml index 78bdc194f2..704dd9887d 100644 --- a/proofs/refiner.ml +++ b/proofs/refiner.ml @@ -355,7 +355,7 @@ let tclIDTAC_list gls = gls let first_goal gls = let gl = gls.it and sig_0 = gls.sigma in - if gl = [] then error "first_goal"; + if List.is_empty gl then error "first_goal"; { it = List.hd gl; sigma = sig_0 } (* goal_goal_list : goal sigma -> goal list sigma *) @@ -398,14 +398,15 @@ let check_evars env sigma extsigma gl = let origsigma = gl.sigma in let rest = Evd.fold_undefined (fun evk evi acc -> - if Evd.is_undefined extsigma evk & not (Evd.mem origsigma evk) then + if Evd.is_undefined extsigma evk && not (Evd.mem origsigma evk) then evi::acc else acc) sigma [] in - if rest <> [] then - let evi = List.hd rest in + match rest with + | [] -> () + | evi :: _ -> let (loc,k) = evi.evar_source in let evi = Evarutil.nf_evar_info sigma evi in Pretype_errors.error_unsolvable_implicit loc env sigma evi k None |