Turbo Pascal generates jumps in an interesting way. Since most jumps will jump to the same place, Turbo Pascal keeps them in a linked list.

This procedure processes Pascal declarations: Constants, Types, Variables, Procedures, Functions, and if declarations are not in the Interface part of the unit, also Lables, Constructors and Destructors are processed. Before declarations are processes, statement compiler switches are reset to module compiler switches. This procedure is called from program compilation, unit interface and implementation compilation and …

Processing Label declarations is trivial. They are simply stored into symbol table as identifiers.