infix +
num.wrap_around.infix +
addition, with check for overflow
Precondition
pre else debug: !(overflow_on_add other) debug: !(underflow_on_add other)
Inherited from numeric.infix +
pre debug: (numeric.this +! other)
0.097dev (GIT hash 7935358ec8b7743224ffa00b87fbe7bbf70dc69e)