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rtl: don't convert strings on compare if one of them is empty

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git-svn-id: trunk@19444 -
This commit is contained in:
paul 2011-10-10 06:43:53 +00:00
parent 6bf90dfc7d
commit 908673e48b
1 changed files with 11 additions and 0 deletions
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11
rtl/inc/astrings.inc
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@ -703,6 +703,17 @@ begin
result:=0;
exit;
end;
{ don't compare strings if one of them is empty }
if (pointer(S1)=nil) then
begin
result:=-Length(S2);
exit;
end;
if (pointer(S2)=nil) then
begin
result:=Length(S1);
exit;
end;
cp1:=StringCodePage(S1);
cp2:=StringCodePage(S2);
if (cp1=cp2) then