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-rw-r--r--lib/dialyzer/src/dialyzer_typesig.erl22
1 files changed, 15 insertions, 7 deletions
diff --git a/lib/dialyzer/src/dialyzer_typesig.erl b/lib/dialyzer/src/dialyzer_typesig.erl
index 30aec59d22..92868b6878 100644
--- a/lib/dialyzer/src/dialyzer_typesig.erl
+++ b/lib/dialyzer/src/dialyzer_typesig.erl
@@ -2161,13 +2161,21 @@ get_apply_constr(FunLabels, Dst, ArgTypes, #state{callgraph = CG} = State) ->
case lists:member(error, MFAs) of
true -> error;
false ->
- Constrs = [begin
- State1 = state__new_constraint_context(State),
- State2 = get_plt_constr(MFA, Dst, ArgTypes, State1),
- state__cs(State2)
- end || {ok, MFA} <- MFAs],
- ApplyConstr = mk_disj_constraint_list(Constrs),
- {ok, state__store_conj(ApplyConstr, State)}
+ Constrs0 =
+ [begin
+ State1 = state__new_constraint_context(State),
+ try get_plt_constr(MFA, Dst, ArgTypes, State1) of
+ State2 -> state__cs(State2)
+ catch
+ throw:error -> error
+ end
+ end || {ok, MFA} <- MFAs],
+ case [C || C <- Constrs0, C =/= error] of
+ [] -> throw(error);
+ Constrs ->
+ ApplyConstr = mk_disj_constraint_list(Constrs),
+ {ok, state__store_conj(ApplyConstr, State)}
+ end
end.
state__scc(#state{scc = SCC}) ->