Re: [avr-libc-dev] [bugs #4101] setjmp/longjmp destroy changes in global registers

[E. Weddington]

Joerg Wunsch wrote:

> As Dmitry K. wrote:
>
>  
>
> As it is now, I'm rather inclined to document that setjmp cannot work
> in environments with global register variables (which are a GCC
> extension anyway) than touching anything that makes it dependent of
> the compiler version.
>
>  
I would be alright with this too. Using global register variables are 
usually a bad idea unless absolutely necessary. I'm always amazed when 
*anything* works with them.

Eric