[Bug bootstrap/11354] New: GNAT ICE during make gnatlib_and_tools on Tru64 UNIX V5.1

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11354

           Summary: GNAT ICE during make gnatlib_and_tools on Tru64 UNIX
                    V5.1
           Product: gcc
           Version: 3.4
            Status: UNCONFIRMED
          Severity: critical
          Priority: P2
         Component: bootstrap
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: ro at techfak dot uni-bielefeld dot de
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: alpha-dec-osf5.1
  GCC host triplet: alpha-dec-osf5.1
GCC target triplet: alpha-dec-osf5.1

GNAT ICEs during make gnatlib_and_tools:

../../xgcc -B../../ -c -g -O2   -g -O2   -W -Wall -gnatpg -I. -I/vol/gnu/src/gcc/gcc-dist/gcc/ada a-nscefu.ads -v
Reading specs from ../../specs
Configured with: /vol/gnu/src/gcc/gcc-dist/configure --prefix=/vol/gcc --with-local-prefix=/vol/gcc --disable-nls alpha-dec-osf5.1
Thread model: single
gcc version 3.4 20030626 (experimental)
 ../../gnat1 -I. -I/vol/gnu/src/gcc/gcc-dist/gcc/ada -quiet -dumpbase a-nscefu.ads -g -g -gnatpg -O2 -O2 -W -Wall a-nscefu.ads -o /tmp//cceOBHUk.s
+===========================GNAT BUG DETECTED==============================+
| 3.4 20030626 (experimental) (alpha-dec-osf5.1) Constraint_Error SIGSEGV  |
| Error detected at s-fatgen.adb:43:1 [s-fatsfl.ads:47:4]                  |
| Please submit a bug report; see http://gcc.gnu.org/bugs.html.            |
| 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.


compilation abandoned

Environment:
System: OSF1 bartok V5.1 732 alpha
Machine: alpha
	
host: alpha-dec-osf5.1
build: alpha-dec-osf5.1
target: alpha-dec-osf5.1
configured with: /vol/gnu/src/gcc/gcc-dist/configure --prefix=/vol/gcc --with-local-prefix=/vol/gcc --disable-nls alpha-dec-osf5.1

How-To-Repeat:
Bootstrap and build GNAT runtime as described above.
------- Additional Comments From ro at techfak dot uni-bielefeld dot de  2003-06-27 17:24 -------
Fix:
No fix, but a workaround: compilation with -O works, while -O2 ICEs.