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-rw-r--r--compiler/paramgr.pas12
1 files changed, 8 insertions, 4 deletions
diff --git a/compiler/paramgr.pas b/compiler/paramgr.pas
index 199231ce6b..bb634564a6 100644
--- a/compiler/paramgr.pas
+++ b/compiler/paramgr.pas
@@ -179,15 +179,14 @@ implementation
{ true if uses a parameter as return value }
function tparamanager.ret_in_param(def:tdef;pd:tabstractprocdef):boolean;
begin
+ { This handles all managed types, including COM interfaces and Variants }
if handle_common_ret_in_param(def,pd,result) then
exit;
ret_in_param:=(def.typ=arraydef) or
(def.typ=recorddef) or
(def.typ=stringdef) or
((def.typ=procvardef) and not tprocvardef(def).is_addressonly) or
- { interfaces are also passed by reference to be compatible with delphi and COM }
- ((def.typ=objectdef) and (is_object(def) or is_interface(def) or is_dispinterface(def))) or
- (def.typ=variantdef) or
+ ((def.typ=objectdef) and (is_object(def))) or
((def.typ=setdef) and not is_smallset(def));
end;
@@ -420,7 +419,12 @@ implementation
newparaloc^.loc:=paraloc^.loc;
case newparaloc^.loc of
LOC_REGISTER :
- newparaloc^.register:=cg.getintregister(list,paraloc^.size);
+ begin
+ if (vo_has_explicit_paraloc in parasym.varoptions) and (paraloc^.loc = LOC_REGISTER) then
+ newparaloc^.register:=paraloc^.register
+ else
+ newparaloc^.register:=cg.getintregister(list,paraloc^.size);
+ end;
LOC_FPUREGISTER :
newparaloc^.register:=cg.getfpuregister(list,paraloc^.size);
LOC_MMREGISTER :