[Bug ada/53323] New: Compiler bomb with indefinite array of controlled objects and storage pools

["simon at pushface dot org" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53323

             Bug #: 53323
           Summary: Compiler bomb with indefinite array of controlled
                    objects and storage pools
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: ada
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: simon@pushface.org


Created attachment 27372
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27372
Zipped reproducer source files

This is a 4.7.0 regression (compiles OK with 4.6.0).

With the attached code,

$ gcc -c dynamic_bug.ads 
+===========================GNAT BUG DETECTED==============================+
| 4.7.0 (x86_64-apple-darwin11) Assert_Failure sinfo.adb:762               |
| Error detected at dynamic_bug.ads:12:4                                   |
| 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).

dynamic_bug.ads
indefinite_dynamic.ads
indefinite_reference.ads

compilation abandoned


Iâve tried removing various features of the code, I _think_ this is the minimum
set to reproduce.