[Ada] Implementation of aspects within generic units

[Joseph S. Myers]

On Wed, 31 Aug 2011, Arnaud Charlet wrote:

> > >> +===========================GNAT BUG
> > >> DETECTED==============================+
> > >> | 4.7.0 20110831 (experimental) [trunk revision 161655]
> > >> (x86_64-unknown-linux-gnu) |
> > >> | Storage_Error stack overflow or erroneous memory access                  |
> > >> | Error detected at a-elchha.adb:41:25                                     |
> > >
> > > This one was fixed very rapidly (like within 15 minutes AFAIK).
> > 
> > It seems not.  Still broken with rev. 178380.
> 
> Hmm, then it's not the issue I had in mind, and not something I'm aware of
> (didn't get this error on my end on any build I've done).
> 
> Which bootstrap compiler are you using, and at which stage is the above
> error occurring? Which options are you using to build?
> 
> Did you restart a build from scratch after this error first occurred?
> 
> I just retried another complete bootstrap from scratch and still don't
> get any error.

I also see a bootstrap failure on x86_64-unknown-linux-gnu, r178381.

+===========================GNAT BUG DETECTED==============================+
| 4.7.0 20110831 (experimental) [trunk revision 178381] (x86_64-unknown-linux-gnu) |
| Storage_Error stack overflow or erroneous memory access                  |
| Error detected at system.ads:175:5                                       |
| Please submit a bug report; see http://gcc.gnu.org/bugs.html.            |
| Use a subject line meaningful to you and us to track the bug.            |
| Include the entire contents of this bug box in the report.               |
| Include the exact gcc or gnatmake command that you entered.              |
| Also include sources listed below in gnatchop format                     |
| (concatenated together with no headers between files).                   |
+==========================================================================+

Please include these source files with error report
Note that list may not be accurate in some cases,
so please double check that the problem can still
be reproduced with the set of files listed.
Consider also -gnatd.n switch (see debug.adb).

/scratch/jmyers/fsf/gcc-mainline/gcc/ada/system.ads
/scratch/jmyers/fsf/gcc-mainline/gcc/ada/a-charac.ads
/scratch/jmyers/fsf/gcc-mainline/gcc/ada/ada.ads

compilation abandoned
make[3]: *** [ada/a-charac.o] Error 1
make[3]: *** Waiting for unfinished jobs....
[...]
make[3]: Leaving directory `/scratch/jmyers/fsf/build/gcc'
make[2]: *** [all-stage3-gcc] Error 2
make[2]: Leaving directory `/scratch/jmyers/fsf/build'
make[1]: *** [stage3-bubble] Error 2
make[1]: Leaving directory `/scratch/jmyers/fsf/build'
make: *** [all] Error 2

The bootstrap compiler is 4.6.2 20110816 (prerelease).

-- 
Joseph S. Myers
joseph@codesourcery.com