23.1.23.3 Instruction arem
Synopsys:
Remove an element from an array at the specified index, making it
schrink.
If IDX doesn’t correspond to an element in the array, raise
PVM_E_OUT_OF_BOUNDS. This always happens if the array is empty.
Stack: ( ARR IDX -- ARR )
Exception: PVM_E_OUT_OF_BOUNDS