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-rw-r--r--lib/stdlib/src/erl_lint.erl24
1 files changed, 12 insertions, 12 deletions
diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl
index 2f29954dc9..a1af0057ca 100644
--- a/lib/stdlib/src/erl_lint.erl
+++ b/lib/stdlib/src/erl_lint.erl
@@ -1808,7 +1808,7 @@ guard_test2({call,Line,{atom,_La,F},As}=G, Vt, St0) ->
{Asvt,St1} = gexpr_list(As, Vt, St0), %Always check this.
A = length(As),
case erl_internal:type_test(F, A) of
- true when F =/= is_record ->
+ true when F =/= is_record, A =/= 2 ->
case no_guard_bif_clash(St1, {F,A}) of
false ->
{Asvt,add_error(Line, {illegal_guard_local_call,{F,A}}, St1)};
@@ -1872,9 +1872,15 @@ gexpr({call,Line,{atom,_Lr,is_record},[E,R]}, Vt, St0) ->
gexpr({call,Line,{remote,_Lr,{atom,_Lm,erlang},{atom,Lf,is_record}},[E,A]},
Vt, St0) ->
gexpr({call,Line,{atom,Lf,is_record},[E,A]}, Vt, St0);
-gexpr({call,_Line,{atom,_Lr,is_record},[E,{atom,_,_Name},{integer,_,_}]},
+gexpr({call,Line,{atom,_Lr,is_record},[E0,{atom,_,_Name},{integer,_,_}]},
Vt, St0) ->
- gexpr(E, Vt, St0);
+ {E,St1} = gexpr(E0, Vt, St0),
+ case no_guard_bif_clash(St0, {is_record,3}) of
+ true ->
+ {E,St1};
+ false ->
+ {E,add_error(Line, {illegal_guard_local_call,{is_record,3}}, St1)}
+ end;
gexpr({call,Line,{atom,_Lr,is_record},[_,_,_]=Asvt0}, Vt, St0) ->
{Asvt,St1} = gexpr_list(Asvt0, Vt, St0),
{Asvt,add_error(Line, illegal_guard_expr, St1)};
@@ -3430,17 +3436,11 @@ obsolete_guard({call,Line,{atom,Lr,F},As}, St0) ->
false ->
deprecated_function(Line, erlang, F, As, St0);
true ->
- St1 = case F of
- constant ->
- deprecated_function(Lr, erlang, is_constant, As, St0);
- _ ->
- St0
- end,
- case is_warn_enabled(obsolete_guard, St1) of
+ case is_warn_enabled(obsolete_guard, St0) of
true ->
- add_warning(Lr,{obsolete_guard, {F, Arity}}, St1);
+ add_warning(Lr,{obsolete_guard, {F, Arity}}, St0);
false ->
- St1
+ St0
end
end;
obsolete_guard(_G, St) ->