On Mon, Jul 20, 2009 at 8:30 AM, <i...@adari.net> wrote: > Hello, > > Here is a program with output in gcc (4.3.2) on pre and post increments:
Try using -Wsequence-point. With that option GCC produces: t.c:6: warning: operation on 'a' may be undefined (and many warnings of the same wording for every line afterwards). Thanks, Andrew Pinski