Re: [Tinycc-devel] tcc failed to compile after preprocess

[grischka]

Changming Xu wrote:
>  #define m(name,r)  name ## r
>     #define m0(a,b,c) int m(a,b)   c
>     #define m1(a,b,c) int m(a,b)c
>     m0(a, b, c);
>     m1(a, b, c);
>
> if only
>  spc = 0;
>
> m1 failed, but i have no idea  if we should fix it in tcc, it's not that 
> important

Okay, I see.  We need to force a space.

> do we have better way?

Don't know.  Now it's up to you to choose ;)

> another example:
>
> #define CONC(a,b) a/**/b
>
>
> to fix it, return ' ' when see a /**/comment(also c++ comment?) in  
> next_nomacro1 which
>
>         /* comments or operator */
>     case '/':
>         PEEKC(c, p);
>         if (c == '*') {
>             p = parse_comment(p);
> #if 1
>         tok = ' ';
>         goto keep_tok_flags;
> #endif
>             goto redo_no_start;

Yes, why not.

While at it please put declaration above statements to stay
c89 compatible.  Not everybody here uses gcc to compile tcc:

    macro_str1 = macro_twosharps(ptr);
    int append_space = 0;

Thanks,

--- grischka