Re: [Nasm-devel] [nasm:master] BR30730640: Restore preprocessor token concatenation rules

[Cyrill G. <gor...@gm...>]

On Wed, Oct 06, 2010 at 12:51:47AM +0400, Cyrill Gorcunov wrote:
... 
> In mmacro params head TOK_NUM should be concat'ed with
> tail TOK_NUM only, otherwise the weird construction like
> 
>     %define id1      1
>     %define idid1    2
>     %define TOK_NUM  1
>     %define TOK_ID  id
> 
>     %macro m 2
>         mov eax, 1%1id%2 ; this expands to 1idid1
>                          ; where idid1 expands to 2
>                          ; and then to 12
>     %endmacro
> 
>     m TOK_ID, TOK_NUM
> 
> Do not proceed.
> 

Did not I mean :)