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program toperator94;
{$mode objfpc}
{$modeswitch advancedrecords}
type
TString80 = String[80];
TString90 = String[90];
TString40 = String[40];
TString100 = String[100];
TTest1 = record
class operator :=(const aArg: TTest1): TString80;
end;
TTest2 = record
class operator :=(const aArg: TTest2): ShortString;
end;
var
ImplicitTest1ShortString: LongInt;
ImplicitTest1String80: LongInt;
ImplicitTest2ShortString: LongInt;
ImplicitTest2String80: LongInt;
class operator TTest1.:=(const aArg: TTest1): TString80;
begin
Writeln('TTest1 Implicit TString80');
Inc(ImplicitTest1String80);
Result := '';
end;
class operator TTest2.:=(const aArg: TTest2): ShortString;
begin
Writeln('TTest2 Implicit ShortString');
Inc(ImplicitTest2ShortString);
Result := '';
end;
operator :=(const aArg: TTest1): ShortString;
begin
Writeln('TTest1 Implicit ShortString');
Inc(ImplicitTest1ShortString);
Result := '';
end;
operator :=(const aArg: TTest2): TString80;
begin
Writeln('TTest2 Implicit TString80');
Inc(ImplicitTest2String80);
Result := '';
end;
var
t1: TTest1;
t2: TTest2;
s80: TString80;
begin
s80 := t1;
if ImplicitTest1ShortString <> 1 then
Halt(1);
s80 := t2;
if ImplicitTest2ShortString <> 1 then
Halt(2);
Writeln('ok');
end.
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