/in/foo.c: In function 'ins':
/in/foo.c:48:12: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses]
         if (dep(x->c[0])-dep(x->c[1])>1)
            ^
/in/foo.c:55:12: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses]
         if (dep(x->c[1])-dep(x->c[0])>1)
            ^