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-rw-r--r--src/type_check.ml2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/type_check.ml b/src/type_check.ml
index c4119281..e285477a 100644
--- a/src/type_check.ml
+++ b/src/type_check.ml
@@ -1593,7 +1593,7 @@ let rec check_exp envs (imp_param:nexp option) (widen_num:bool) (widen_vec:bool)
let (pexps',t,cs',ef') =
check_cases envs imp_param ret_t t' expect_t (if (List.length pexps) = 1 then Solo else Switch) pexps in
let effects = union_effects ef ef' in
- (E_aux(E_case(e',pexps'),(l,simple_annot_efr t effects)),t,
+ (E_aux(E_case(e',pexps'),(l,simple_annot_efr expect_t effects)),t,
t_env,cs@[BranchCons(Expr l, None, cs')],nob,effects)
| E_let(lbind,body) ->
let (lb',t_env',cs,b_env',ef) = (check_lbind envs imp_param false (Some ret_t) Emp_local lbind) in