$v = $m1 <=> $g1;
$v = -$m1;
EXPECT
-Use of uninitialized value $g1 in integer addition (+) at - line 6.
Use of uninitialized value $m1 in integer addition (+) at - line 6.
-Use of uninitialized value $g1 in integer subtraction (-) at - line 7.
+Use of uninitialized value $g1 in integer addition (+) at - line 6.
Use of uninitialized value $m1 in integer subtraction (-) at - line 7.
-Use of uninitialized value $g1 in integer multiplication (*) at - line 8.
+Use of uninitialized value $g1 in integer subtraction (-) at - line 7.
Use of uninitialized value $m1 in integer multiplication (*) at - line 8.
+Use of uninitialized value $g1 in integer multiplication (*) at - line 8.
+Use of uninitialized value $m1 in integer division (/) at - line 9.
Use of uninitialized value $g1 in integer division (/) at - line 9.
Use of uninitialized value $m2 in integer division (/) at - line 10.
-Use of uninitialized value $g1 in integer modulus (%) at - line 11.
Use of uninitialized value $m1 in integer modulus (%) at - line 11.
+Use of uninitialized value $g1 in integer modulus (%) at - line 11.
Use of uninitialized value $m2 in integer modulus (%) at - line 12.
-Use of uninitialized value $g1 in integer lt (<) at - line 13.
Use of uninitialized value $m1 in integer lt (<) at - line 13.
-Use of uninitialized value $g1 in integer gt (>) at - line 14.
+Use of uninitialized value $g1 in integer lt (<) at - line 13.
Use of uninitialized value $m1 in integer gt (>) at - line 14.
-Use of uninitialized value $g1 in integer le (<=) at - line 15.
+Use of uninitialized value $g1 in integer gt (>) at - line 14.
Use of uninitialized value $m1 in integer le (<=) at - line 15.
-Use of uninitialized value $g1 in integer ge (>=) at - line 16.
+Use of uninitialized value $g1 in integer le (<=) at - line 15.
Use of uninitialized value $m1 in integer ge (>=) at - line 16.
+Use of uninitialized value $g1 in integer ge (>=) at - line 16.
Use of uninitialized value $m1 in integer eq (==) at - line 17.
Use of uninitialized value $g1 in integer eq (==) at - line 17.
Use of uninitialized value $m1 in integer ne (!=) at - line 18.