Re: [avr-gcc-list] OT Generic C question

[Russell Shaw]

Trampas wrote:
> I was helping a friend debug some code, he is new to C,  using the Keil
> version of GCC for ARM. Anyway I found the following:
>
> int i;
>
> i=0;
> i=i++;
> //i was still zero that 
>
> That is i=i++ never incremented i, now I would have thought the line would
> be the same as:
>
> i=i;
> i=i+1; 
>
> So you guys are the smartest people I know when it comes to C so I thought I
> would ask you guys if this is a compiler bug or is my understanding of C
> just been shaken. 

Bad C.

http://www.eskimo.com/~scs/C-faq/s3.html