Each type of node is assigned a different id to make it easily possible to do a switch over all nodes.
The program counter of the original underyling bytecode instruction.
Calling this method is only supported after the quadruples representation
is created and the re-mapping of pc
s to instruction indexes has happened!
First the
pc
(absolute) of the target instruction in the original bytecode array; then the index of the respective quadruples instruction.