File 3532-asn1-Quote-the-atoms-maybe-and-else.patch of Package erlang

From eb16500f70cbcc7dafe2150155238e05723f91da Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org>
Date: Wed, 24 Nov 2021 12:27:57 +0100
Subject: [PATCH 2/2] asn1: Quote the atoms 'maybe' and 'else'

---
 lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl | 12 ++++++------
 lib/asn1/src/asn1ct_imm.erl                    | 14 +++++++-------
 2 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl b/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl
index 35cf9691c7..a927abbb67 100644
--- a/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl
+++ b/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl
@@ -463,8 +463,8 @@ gen_decode_set(Gen, Typename, #type{}=D) ->
 	    emit(["SetFun = fun(FunTlv) ->", nl]),
 	    emit(["case FunTlv of ",nl]),
 	    NextNum = gen_dec_set_cases(Gen, Typename, CompList, 1),
-	    emit([indent(6), {curr,else}," -> ",nl,
-		  indent(9),"{",NextNum,", ",{curr,else},"}",nl]),
+	    emit([indent(6), {curr,'else'}," -> ",nl,
+		  indent(9),"{",NextNum,", ",{curr,'else'},"}",nl]),
 	    emit([indent(3),"end",nl]),
 	    emit([indent(3),"end,",nl]),
 
@@ -906,18 +906,18 @@ gen_dec_choice(Erules,TopType, _ChTag, CompList, Ext) ->
     asn1ct_name:new(choTags),
     asn1ct_name:new(res),
     gen_dec_choice_cases(Erules,TopType,CompList),
-    emit([indent(6), {curr,else}," -> ",nl]),
+    emit([indent(6), {curr,'else'}," -> ",nl]),
     case Ext of
 	noext ->
 	    emit([indent(9),"exit({error,{asn1,{invalid_choice_tag,",
-		  {curr,else},"}}})",nl]);
+		  {curr,'else'},"}}})",nl]);
 	_ ->
 	    emit([indent(9),"{asn1_ExtAlt,",
-		  {call,ber,ber_encode,[{curr,else}]},"}",nl])
+		  {call,ber,ber_encode,[{curr,'else'}]},"}",nl])
     end,
     emit([indent(3),"end",nl]),
     asn1ct_name:new(tag),
-    asn1ct_name:new(else).
+    asn1ct_name:new('else').
 
 gen_dec_choice_cases(_Erules,_TopType, []) ->
     ok;
diff --git a/lib/asn1/src/asn1ct_imm.erl b/lib/asn1/src/asn1ct_imm.erl
index 231048694a..cc18721000 100644
--- a/lib/asn1/src/asn1ct_imm.erl
+++ b/lib/asn1/src/asn1ct_imm.erl
@@ -1344,7 +1344,7 @@ eval_cond([[Cond|Actions]=H|T], Seen0) ->
 		    eval_cond(T, Seen);
 		true ->
 		    [['_'|Actions]];
-		maybe ->
+		'maybe' ->
 		    [H|eval_cond(T, Seen)]
 	    end;
 	true ->
@@ -1362,7 +1362,7 @@ eval_cond_1({ge,I,N}) when is_integer(I), is_integer(N) ->
     I >= N;
 eval_cond_1({lt,I,N}) when is_integer(I), is_integer(N) ->
     I < N;
-eval_cond_1(_) -> maybe.
+eval_cond_1(_) -> 'maybe'.
 
 prepend_to_cond([H|T], Code) ->
     [prepend_to_cond_1(H, Code)|prepend_to_cond(T, Code)];
@@ -2067,7 +2067,7 @@ enc_opt_cs([{Cond,Imm0}|T], St0) ->
 	true ->
 	    {Imm,#ost{t=Type}} = enc_opt(Imm0, St0),
 	    [{'_',Imm,Type}];
-	maybe ->
+	'maybe' ->
 	    St = update_type_info(Cond, St0),
 	    {Imm,#ost{t=Type}} = enc_opt(Imm0, St),
 	    [{Cond,Imm,Type}|enc_opt_cs(T, St0)]
@@ -2079,18 +2079,18 @@ eo_eval_cond('_', _) ->
 eo_eval_cond({Op,{var,_}=Var,Val}, St) ->
     Type = get_type(Var, St),
     case t_range(Type) of
-	any -> maybe;
+	any -> 'maybe';
 	{_,_}=Range -> eval_cond_range(Op, Range, Val)
     end;
-eo_eval_cond({_Op,{expr,_},_Val}, _St) -> maybe.
+eo_eval_cond({_Op,{expr,_},_Val}, _St) -> 'maybe'.
 
 eval_cond_range(lt, {Lb,Ub}, Val) ->
     if
 	Ub < Val -> true;
 	Val =< Lb -> false;
-	true -> maybe
+	true -> 'maybe'
     end;
-eval_cond_range(_Op, _Range, _Val) -> maybe.
+eval_cond_range(_Op, _Range, _Val) -> 'maybe'.
 
 update_type_info({ult,{var,_}=Var,Val}, St) ->
     Int = t_integer({0,Val-1}),
-- 
2.34.1