Re: [avr-gcc-list] generic queue library for AVR GCC?

[E. Weddington]

address@hidden wrote:

>   Date: Wed, 17 Nov 2004 10:30:24 -0700
>   From: "E. Weddington" <address@hidden>
>   To: David Brown <address@hidden>
>   Subject: Re: [avr-gcc-list] generic queue library for AVR GCC?
>   Cc: avr-gcc-list <address@hidden>
>
>   David Brown wrote:
>
>   >Personally, I'd like to see the addition of a "critical" function
>   >attribute, like in mspgcc.  It is clearly readable, avoids any
>   >requirements for extra local variables, generates optimal code,
>   >and generates any required "goto out" automatically.  You can use
>   >it on inlined functions to avoid function call overheads if you
>   >want.
>   >  
>   >
>   I think that's a *great* idea!
>
> Wouldn't that require a change to the syntax of the c language?  Not
> that it's a bad idea but just don't expect to see it soon unless
> someone else has already proposed it to whatever committee oversees
> the language.
>  
It's a particular GCC extension. See the GCC user manual for more info 
and examples:
<http://gcc.gnu.org/onlinedocs/gcc-3.4.3/gcc/Function-Attributes.html#Function-Attributes>
<http://gcc.gnu.org/onlinedocs/gcc-3.4.3/gcc/Attribute-Syntax.html#Attribute-Syntax>

Eric