[Lazarus] Lazarus compiled with FPC2.4.4, -O2 optimized, crashes

[Juha Manninen]

Interesting bug:
Lazarus crashes when it is compiled with FPC2.4.4 and -O2, on Linux.
Maybe it has happened for long, I have not built an optimized binary
for a long time.
Happens with both GTK2 and QT bindings.

Juha

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TMainIDE.DoLoadLFM Creating designer for hidden component of
/home/juha/SW/lazarus_gitsvn/ide/editorfilemanager.pas
TMainIDE.DoOpenProjectFile select form in designer:
EditorFileManagerForm:TEditorFileManagerForm TDesigner
TApplication.HandleException Access violation
  Stack trace:
  $0000000000E2B414 line 443 of lazsynedittext.pas
  $00000000007E5934 line 7658 of include/wincontrol.inc
  $00000000007F6AE7 line 5345 of include/control.inc
  $00000000007F6AD9 line 5343 of include/control.inc
  $00000000007F6AD9 line 5343 of include/control.inc
  $00000000007F6AD9 line 5343 of include/control.inc
  $00000000007F3460 line 4191 of include/control.inc
  $0000000000B629CA line 4989 of sourceeditor.pp
  $0000000000B66464 line 5656 of sourceeditor.pp
  $00000000006585E1 line 11183 of main.pp
  $000000000062FEAA line 2231 of main.pp
  $000000000062C12F line 1510 of main.pp
  $00000000005BAD75 line 112 of lazarus.pp
***** TSourceEditor.Destroy: FInEditorChangedUpdating was true
LAZARUS END - cleaning up ...