[Ada] Bootstrapping mainline GNAT fails (with workaround and root cause: makefile bug)

[Andreas Jaeger]

Russ Allbery <rra@stanford.edu> writes:

> Florian Weimer <fw@deneb.enyo.de> writes:
>
>> Usually, this means that your build directory is located somewhere in
>> the source tree.  This setup is not supported by GCC at all, as
>> documented.  (This restriction is not specific to the Ada front end.)
>
> I'm not sure if anyone cares, but that's definitely a regression from GCC
> 2.95.x.  I've been building GCC in a subdirectory of the source directory
> for years.

AFAIK A (new, empty) subdirectory of the source dir should work - what
is not supported is building directly in the source dir.  If this is
broken, it should get fixed,

Andreas
-- 
 Andreas Jaeger
  SuSE Labs aj@suse.de
   private aj@arthur.inka.de
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