'strip out ".." from gcc search paths' causes bootstrap failures

[jeroen dobbelaere]

Aaargh, copy-past error :

jeroen dobbelaere wrote:
[...]

> Another change in behavior :
> 
> 'gcc/gcc/gcc.c' checks for an existing 'specs' file :
> 
> 
>   specs_file = find_a_file (&startfile_prefixes, "./specs", R_OK);

The original code is this :

   specs_file = find_a_file (&startfile_prefixes, "specs", R_OK);
> 
>   /* Read the specs file unless it is a default one.  */
>   if (specs_file != 0 && strcmp (specs_file, "specs"))
>     read_specs (specs_file, TRUE);
>   else
>     init_spec ();
> 
> If it finds one, this one will be choosen, if not it will use the 
> 'built-in' specs.
> BUT : because of the stripping of './', a specs file in the current 
> directory
> will result in the built-in being used... ("./specs" is returned as 
> "specs" with the
> above patch)
> 
> Greetings,

-- 
Jeroen Dobbelaere
Embedded Software Engineer

ACUNIA Embedded Solutions
http://www.acunia.com/aes