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{ %VERSION=1.1 }
{$ifdef fpc}
{$mode objfpc}
{$endif}
uses SysUtils;
{$ifndef fpc}
type
qword=int64;
dword=cardinal;
{$endif}
var
error: boolean;
{$r+}
function testlongint_int64(i: int64; shouldfail: boolean): boolean;
var
l: longint;
failed: boolean;
begin
failed := false;
try
l := i;
except
failed := true;
end;
result := failed = shouldfail;
error := error or not result;
end;
function testlongint_qword(i: qword; shouldfail: boolean): boolean;
var
l: longint;
failed: boolean;
begin
failed := false;
try
l := i;
except
failed := true;
end;
result := failed = shouldfail;
error := error or not result;
end;
function testdword_int64(i: int64; shouldfail: boolean): boolean;
var
l: dword;
failed: boolean;
begin
failed := false;
try
l := i;
except
failed := true;
end;
result := failed = shouldfail;
error := error or not result;
end;
function testdword_qword(i: qword; shouldfail: boolean): boolean;
var
l: dword;
failed: boolean;
begin
failed := false;
try
l := i;
except
failed := true;
end;
result := failed = shouldfail;
error := error or not result;
end;
{$r-}
var
i: int64;
q: qword;
begin
error := false;
{ *********************** int64 to longint ********************* }
writeln('int64 to longint');
i := $ffffffffffffffff;
writeln(i);
if not testlongint_int64(i,false) then
writeln('test1 failed');
i := i and $ffffffff00000000;
writeln(i);
if not testlongint_int64(i,true) then
writeln('test2 failed');
inc(i);
writeln(i);
if not testlongint_int64(i,true) then
writeln('test3 failed');
i := $ffffffff80000000;
writeln(i);
if not testlongint_int64(i,false) then
writeln('test4 failed');
i := $80000000;
writeln(i);
if not testlongint_int64(i,true) then
writeln('test5 failed');
dec(i);
writeln(i);
if not testlongint_int64(i,false) then
writeln('test6 failed');
i := $ffffffff;
writeln(i);
if not testlongint_int64(i,true) then
writeln('test7 failed');
i := 0;
writeln(i);
if not testlongint_int64(i,false) then
writeln('test8 failed');
{ *********************** qword to longint ********************* }
writeln;
writeln('qword to longint');
q := qword($ffffffffffffffff);
writeln(q);
if not testlongint_qword(q,true) then
writeln('test1 failed');
q := q and $ffffffff00000000;
writeln(q);
if not testlongint_qword(q,true) then
writeln('test2 failed');
inc(q);
writeln(q);
if not testlongint_qword(q,true) then
writeln('test3 failed');
q := $ffffffff80000000;
writeln(q);
if not testlongint_qword(q,true) then
writeln('test4 failed');
q := $80000000;
writeln(q);
if not testlongint_qword(q,true) then
writeln('test5 failed');
dec(q);
writeln(q);
if not testlongint_qword(q,false) then
writeln('test6 failed');
q := $ffffffff;
writeln(q);
if not testlongint_qword(q,true) then
writeln('test7 failed');
q := 0;
writeln(q);
if not testlongint_qword(q,false) then
writeln('test8 failed');
{ *********************** int64 to dword ********************* }
writeln;
writeln('int64 to dword');
i := $ffffffffffffffff;
writeln(i);
if not testdword_int64(i,true) then
writeln('test1 failed');
i := i and $ffffffff00000000;
writeln(i);
if not testdword_int64(i,true) then
writeln('test2 failed');
inc(i);
writeln(i);
if not testdword_int64(i,true) then
writeln('test3 failed');
i := $ffffffff80000000;
writeln(i);
if not testdword_int64(i,true) then
writeln('test4 failed');
i := $80000000;
writeln(i);
if not testdword_int64(i,false) then
writeln('test5 failed');
dec(i);
writeln(i);
if not testdword_int64(i,false) then
writeln('test6 failed');
i := $ffffffff;
writeln(i);
if not testdword_int64(i,false) then
writeln('test7 failed');
i := 0;
writeln(i);
if not testdword_int64(i,false) then
writeln('test8 failed');
{ *********************** qword to dword ********************* }
writeln;
writeln('qword to dword');
q := $ffffffffffffffff;
writeln(q);
if not testdword_qword(q,true) then
writeln('test1 failed');
q := q and $ffffffff00000000;
writeln(q);
if not testdword_qword(q,true) then
writeln('test2 failed');
inc(q);
writeln(q);
if not testdword_qword(q,true) then
writeln('test3 failed');
q := $ffffffff80000000;
writeln(q);
if not testdword_qword(q,true) then
writeln('test4 failed');
q := $80000000;
writeln(q);
if not testdword_qword(q,false) then
writeln('test5 failed');
dec(q);
writeln(q);
if not testdword_qword(q,false) then
writeln('test6 failed');
q := $ffffffff;
writeln(q);
if not testdword_qword(q,false) then
writeln('test7 failed');
q := 0;
writeln(q);
if not testdword_qword(q,false) then
writeln('test8 failed');
if error then
begin
writeln;
writeln('still range check problems!');
halt(1);
end;
end.
|
