/in/foo.c: In function 'main':
/in/foo.c:6:9: warning: suggest parentheses around comparison in operand of '^' [-Wparentheses]
  (-10^10<=a)&&(a<=10^10);
       ~~^~~
/in/foo.c:6:17: warning: suggest parentheses around comparison in operand of '^' [-Wparentheses]
  (-10^10<=a)&&(a<=10^10);
                ~^~~~
/in/foo.c:6:2: warning: statement with no effect [-Wunused-value]
  (-10^10<=a)&&(a<=10^10);
  ^
/in/foo.c:7:9: warning: suggest parentheses around comparison in operand of '^' [-Wparentheses]
  (-10^10<=b)&&(b<=10^10);
       ~~^~~
/in/foo.c:7:17: warning: suggest parentheses around comparison in operand of '^' [-Wparentheses]
  (-10^10<=b)&&(b<=10^10);
                ~^~~~
/in/foo.c:7:2: warning: statement with no effect [-Wunused-value]
  (-10^10<=b)&&(b<=10^10);
  ^