[c-prog] Re: what would be the output

[johnmatthews2000]

--- In c-prog@yahoogroups.com, "johnmatthews2000" <jm5...@...> wrote:
>
> Or modify the code slightly - make m a global instead of local - and I get 
> another answer. But this is ok because the result is undefined.
> 
> [jo...@wey ~]$ a.out
> 2

Using the same code, but with optimisation level 2:

[jo...@wey ~]$ gcc -O2 test.c
[jo...@wey ~]$ a.out
4

Another answer, but this is ok because the result is undefined.

Did I mention that the result is undefined? :-)