stubs for SplHeap, SplMinHeap, SplMaxHeap
stubs for SplHeap, SplMinHeap, SplMaxHeap

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