diff --git a/mutants/mutant-1/swen90006/machine/Machine.java b/mutants/mutant-1/swen90006/machine/Machine.java index 9bf57316d1c736ea2bd1c62bd6df3c6c0282f331..ce9915bbfc259297f0a52e98b3500ed7527763e8 100644 --- a/mutants/mutant-1/swen90006/machine/Machine.java +++ b/mutants/mutant-1/swen90006/machine/Machine.java @@ -140,7 +140,7 @@ public class Machine private void validate_reg(int reg) throws InvalidInstructionException { - if (reg < 0 || reg > MAX_REG) { + if (reg <= 0 || reg > MAX_REG) { throw new InvalidInstructionException(); } }