diff options
Diffstat (limited to 'checker/subtyping.ml')
-rw-r--r-- | checker/subtyping.ml | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/checker/subtyping.ml b/checker/subtyping.ml index 0603300ba..0c97254b5 100644 --- a/checker/subtyping.ml +++ b/checker/subtyping.ml @@ -348,7 +348,8 @@ and check_modtypes env mtb1 mtb2 subst1 subst2 equiv = (module_body_of_type (MPbound arg_id2) arg_t2) env in let env = match body_t1 with - SEBstruct str -> + SEBstruct str -> + let env = shallow_remove_module mtb1.typ_mp env in add_module {mod_mp = mtb1.typ_mp; mod_expr = None; mod_type = body_t1; @@ -367,8 +368,5 @@ and check_modtypes env mtb1 mtb2 subst1 subst2 equiv = else check_structure env mtb1' mtb2' equiv subst1 subst2 let check_subtypes env sup super = - (*if sup<>super then*) - let env = add_module (module_body_of_type sup.typ_mp sup) env - in check_modtypes env (strengthen sup sup.typ_mp) super empty_subst (map_mp super.typ_mp sup.typ_mp) false |