/in/foo.cc:2:3: error: expected unqualified-id before 'if'
   if(i=100;i<100;i++)
   ^~
/in/foo.cc:2:12: error: 'i' does not name a type
   if(i=100;i<100;i++)
            ^
/in/foo.cc:2:18: error: 'i' does not name a type
   if(i=100;i<100;i++)
                  ^
/in/foo.cc:13:3: error: expected unqualified-id before 'return'
   return 0;
   ^~~~~~
/in/foo.cc:14:1: error: expected declaration before '}' token
 } 
 ^