public final boolean canThrow() {
    return (exceptions.size() != 0);
  }
Gets whether this operation can possibly throw an exception. This is just a convenient wrapper
for {@code getExceptions().size() != 0}.

@return {@code true} iff this operation can possibly throw
android/android_framework/dex-maker/src/main/java/com/android/dx/rop/code/Rop.java