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List:       gcc-bugs
Subject:    [Bug tree-optimization/48393] New: ICE: in omega_add_zero_geq, at omega.h:274 with -fcheck-data-deps
From:       "zsojka at seznam dot cz" <gcc-bugzilla () gcc ! gnu ! org>
Date:       2011-03-31 17:21:14
Message-ID: bug-48393-4 () http ! gcc ! gnu ! org/bugzilla/
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48393

           Summary: ICE: in omega_add_zero_geq, at omega.h:274 with
                    -fcheck-data-deps --param omega-max-geqs=0
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: zsojka@seznam.cz
              Host: x86_64-pc-linux-gnu
            Target: x86_64-pc-linux-gnu


Created attachment 23840
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23840
reduced testcase (the same as gcc.dg/tree-ssa/pr42327.c)

Compiler output:
$ gcc -O -fcheck-data-deps --param omega-max-geqs=0 testcase.c 
testcase.c: In function 'foo':
testcase.c:1:6: internal compiler error: in omega_add_zero_geq, at omega.h:274
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
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