public int nextFreeLocal() {
		return nextLocal;
	}
Get the next free local index without reserving it

<p>
This should be used by operator code generators <em>after</em> all the
{@link JitBytesPcodeExecutorState state} bypassing local variables have been allocated. The
variables should be scoped to that operator only, so that the ids used are freed for the next
operator.

@return the next id
Ghidra/Framework/Emulation/src/main/java/ghidra/pcode/emu/jit/analysis/JitAllocationModel.java