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IDE: fix potential overflow in compare function

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git-svn-id: trunk@61153 -
This commit is contained in:
martin 2019-05-05 15:35:54 +00:00
parent f7c82fb295
commit 4e7db82b52
1 changed files with 4 additions and 0 deletions
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4
designer/customnonformdesigner.pas
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@ -75,7 +75,9 @@ var
begin
Form1 := TNonFormProxyDesignerForm(Data1) as INonFormDesigner;
Form2 := TNonFormProxyDesignerForm(Data2) as INonFormDesigner;
{$PUSH}{$Q-} // Overflow is allowed to occur
Result := Integer(PtrInt(Form1.LookupRoot) - PtrInt(Form2.LookupRoot));
{$POP}
end;
function CompareLookupRootAndNonFormDesignerForm(Key, Data: Pointer): integer;
@ -85,7 +87,9 @@ var
begin
LookupRoot := TComponent(Key);
Form := TNonFormProxyDesignerForm(Data) as INonFormDesigner;
{$PUSH}{$Q-} // Overflow is allowed to occur
Result := Integer(PtrInt(LookupRoot) - PtrInt(Form.LookupRoot));
{$POP}
end;
{ TCustomNonFormDesignerForm }