> You mean if you write: >=20 > if ( 0 =3D x ) ... >=20 > then not all C compiler will generate an error? I would be surprised if they didn't, because then they would be assigning a= value to a constant. --=20 Scanned by iCritical. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .