simulate the code and find the waveform

aldec

FIGURE 2-60: Process Using Variables and Corresponding Simulation Output entity dummy is end dummy: architecture var of dummy is signal trigger, sum: integer:-0; begin process variable vari: integer:-1; variable var2: integer:-2; variable var3: integer:-3; begin wait on trigger: varl :- var2 + var3; var2 :- vari; var3 :- var2; sum