SplObjectStorage compatibility
SplObjectStorage compatibility

- public attach() is not called within other internal functions

peachpiecompiler/peachpie,iolevel/peachpie,peachpiecompiler/peachpie,iolevel/peachpie,iolevel/peachpie-concept,iolevel/peachpie-concept,iolevel/peachpie,iolevel/peachpie-concept,peachpiecompiler/peachpie