diff options
| author | Maxime Dénès | 2014-04-10 20:16:56 -0400 |
|---|---|---|
| committer | Maxime Dénès | 2014-04-10 20:16:56 -0400 |
| commit | a51d94e77bd352522744da4dbdbf98b36c19631e (patch) | |
| tree | 0142379dfc55f5458d83c57e313d359390a2060a | |
| parent | 9f81e2c360c2be764e71d21ed7c266ee6e8a88c5 (diff) | |
Fix guard condition for nested cofixpoints in checker.
| -rw-r--r-- | checker/inductive.ml | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/checker/inductive.ml b/checker/inductive.ml index 1130c5e03f..40a9bc316f 100644 --- a/checker/inductive.ml +++ b/checker/inductive.ml @@ -891,12 +891,12 @@ let check_one_cofix env nbfix def deftype = raise (CoFixGuardError (env,RecCallInTypeOfAbstraction a)) | CoFix (j,(_,varit,vdefs as recdef)) -> - if (List.for_all (noccur_with_meta n nbfix) args) + if List.for_all (noccur_with_meta n nbfix) args then - let nbfix = Array.length vdefs in - if (Array.for_all (noccur_with_meta n nbfix) varit) then + if Array.for_all (noccur_with_meta n nbfix) varit then + let nbfix = Array.length vdefs in let env' = push_rec_types recdef env in - (Array.iter (check_rec_call env' alreadygrd (n+1) vlra) vdefs; + (Array.iter (check_rec_call env' alreadygrd (n+nbfix) vlra) vdefs; List.iter (check_rec_call env alreadygrd n vlra) args) else raise (CoFixGuardError (env,RecCallInTypeOfDef c)) |