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LeakView: fix crash due to double free.

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git-svn-id: trunk@61926 -
This commit is contained in:
martin 2019-09-26 16:37:28 +00:00
parent 2ee62a6a50
commit d98120d75f
1 changed files with 3 additions and 2 deletions
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5
components/leakview/heaptrcview.pas
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@ -272,12 +272,13 @@ begin
// removing duplicates // removing duplicates
for i := 0 to fItems.Count - 1 do begin for i := 0 to fItems.Count - 1 do begin
trace := TStackTrace(fItems[i]); trace := TStackTrace(fItems[i]);
if trace = nil then
continue;
s := GetHashString(trace); s := GetHashString(trace);
hashed := TStackTrace(hash.Items[s]); hashed := TStackTrace(hash.Items[s]);
if Assigned(hashed) then begin if Assigned(hashed) then begin
inc(hashed.LeakCount); inc(hashed.LeakCount);
trace.Free; // remove from list fItems[i] := nil; // this call destroy on the old trace object
fItems[i] := nil;
end else end else
hash.Add(s, trace) hash.Add(s, trace)
end; end;