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* allow typecasting from child object types to parent object types (with

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different sizes)
This commit is contained in:
Jonas Maebe 2001-09-07 07:46:17 +00:00
parent b95509219c
commit bfa379a802
1 changed files with 8 additions and 2 deletions
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10
compiler/htypechk.pas
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@ -776,7 +776,9 @@ implementation
todef:=hp.resulttype.def; todef:=hp.resulttype.def;
if not((fromdef.deftype=formaldef) or if not((fromdef.deftype=formaldef) or
is_void(fromdef) or is_void(fromdef) or
((fromdef.deftype=pointerdef) and (todef.deftype=arraydef))) and ((fromdef.deftype=pointerdef) and (todef.deftype=arraydef)) or
((fromdef.deftype = objectdef) and (todef.deftype = objectdef) and
(tobjectdef(fromdef).is_related(tobjectdef(todef))))) and
(fromdef.size<>todef.size) then (fromdef.size<>todef.size) then
begin begin
{ in TP it is allowed to typecast to smaller types } { in TP it is allowed to typecast to smaller types }
@ -956,7 +958,11 @@ implementation
end. end.
{ {
$Log$ $Log$
Revision 1.33 2001-09-02 21:13:31 peter Revision 1.34 2001-09-07 07:46:17 jonas
* allow typecasting from child object types to parent object types (with
different sizes)
Revision 1.33 2001/09/02 21:13:31 peter
* check for size differences in typecasts when assigning * check for size differences in typecasts when assigning
Revision 1.32 2001/08/26 13:36:37 florian Revision 1.32 2001/08/26 13:36:37 florian