transforming
replaceSizeMessages
	"Replace sends of the message 'size' with calls to sizeOfSTArrayFromCPrimitive."

	parseTree nodesDo: [:n |
		(n isSend and: [n selector = #size]) ifTrue: [
			n
				setSelector: #sizeOfSTArrayFromCPrimitive:
				receiver: (TVariableNode new setName: 'interpreterProxy')
				arguments: (Array with: n receiver)]].