/in/foo.c: In function 'main':
/in/foo.c:11:4: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
if(c=b)
^~
/in/foo.c:17:6: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
if(c=a)
^~
/in/foo.c:22:3: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
if(b=a)
^~
/in/foo.c:26:5: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
if(c=a)
^~
/in/foo.c:34:5: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
if(c=a)
^~
/in/foo.c:40:7: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
if(c=b)
^~