diff options
| -rw-r--r-- | lib/asn1/src/asn1ct_check.erl | 28 | ||||
| -rw-r--r-- | lib/asn1/test/asn1_SUITE_data/InfObj.asn | 16 |
2 files changed, 27 insertions, 17 deletions
diff --git a/lib/asn1/src/asn1ct_check.erl b/lib/asn1/src/asn1ct_check.erl index 81bb78f9d4..779e4f1455 100644 --- a/lib/asn1/src/asn1ct_check.erl +++ b/lib/asn1/src/asn1ct_check.erl @@ -645,7 +645,7 @@ check_class_fields(S,[F|Fields],Acc) -> Cat = case asn1ct_gen:type(asn1ct_gen:get_inner(Type2#type.def)) of Def when is_record(Def,'Externaltypereference') -> - {_,D} = get_referenced_type(S,Def), + {_,D} = get_referenced_type(S, Def, true), D; {undefined,user} -> %% neither of {primitive,bif} or {constructed,bif} @@ -2923,7 +2923,7 @@ check_type(S=#state{recordtopname=TopName},Type,Ts) when is_record(Ts,type) -> inlined=IsInlined}, TestFun = fun(Tref) -> - MaybeChoice = get_non_typedef(S, Tref), + {_, MaybeChoice} = get_referenced_type(S, Tref, true), case catch((MaybeChoice#typedef.typespec)#type.def) of {'CHOICE',_} -> maybe_illicit_implicit_tag(choice,Tag); @@ -2941,7 +2941,7 @@ check_type(S=#state{recordtopname=TopName},Type,Ts) when is_record(Ts,type) -> case Def of Ext when is_record(Ext,'Externaltypereference') -> {RefMod,RefTypeDef,IsParamDef} = - case get_referenced_type(S,Ext) of + case get_referenced_type(S, Ext) of {undefined,TmpTDef} -> %% A parameter {get(top_module),TmpTDef,true}; {TmpRefMod,TmpRefDef} -> @@ -3261,14 +3261,6 @@ check_type(S=#state{recordtopname=TopName},Type,Ts) when is_record(Ts,type) -> check_type(_S,Type,Ts) -> exit({error,{asn1,internal_error,Type,Ts}}). -get_non_typedef(S, Tref0) -> - case get_referenced_type(S, Tref0) of - {_,#typedef{typespec=#type{def=#'Externaltypereference'{}=Tref}}} -> - get_non_typedef(S, Tref); - {_,Type} -> - Type - end. - %% %% Simplify the backends by getting rid of an #'ObjectClassFieldType'{} @@ -3321,10 +3313,10 @@ get_innertag(_S,#'ObjectClassFieldType'{type=Type}) -> %% get_class_def(S, Type) -> #classdef{} | 'none'. get_class_def(S, #typedef{typespec=#type{def=#'Externaltypereference'{}=Eref}}) -> - {_,NextDef} = get_referenced_type(S, Eref), + {_,NextDef} = get_referenced_type(S, Eref, true), get_class_def(S, NextDef); get_class_def(S, #'Externaltypereference'{}=Eref) -> - {_,NextDef} = get_referenced_type(S, Eref), + {_,NextDef} = get_referenced_type(S, Eref, true), get_class_def(S, NextDef); get_class_def(_S, #classdef{}=CD) -> CD; @@ -4416,11 +4408,13 @@ get_referenced_value(S, T) -> end. get_referenced_type(S, T) -> + get_referenced_type(S, T, false). + +get_referenced_type(S, T, Recurse) -> case do_get_referenced_type(S, T) of - {_,#type{def=#'Externaltypereference'{}=ERef}} -> - get_referenced_type(S, ERef); - {_,#type{def=#'Externalvaluereference'{}=VRef}} -> - get_referenced_type(S, VRef); + {_,#typedef{typespec=#type{def=#'Externaltypereference'{}=ERef}}} + when Recurse -> + get_referenced_type(S, ERef, Recurse); {_,_}=Res -> Res end. diff --git a/lib/asn1/test/asn1_SUITE_data/InfObj.asn b/lib/asn1/test/asn1_SUITE_data/InfObj.asn index 10d0040a26..420cc99c4c 100644 --- a/lib/asn1/test/asn1_SUITE_data/InfObj.asn +++ b/lib/asn1/test/asn1_SUITE_data/InfObj.asn @@ -424,6 +424,22 @@ TiAliasSet TI-ALIAS ::= { ... } +-- +-- Test using an alias for a class. +-- + +ALIAS-CONTAINER ::= CLASS { + &id INTEGER UNIQUE, + &obj INDIRECT-CLASS +} + +INDIRECTED-CLASS ::= CLASS { + &id INTEGER UNIQUE, + &Type +} + +INDIRECT-CLASS ::= INDIRECTED-CLASS + END |