[Bug tree-optimization/45056] New: [4.6 Regression] ICE: in refs_may_alias_p_1, at tree-ssa-alias.c:1023

["zsojka at seznam dot cz" <gcc-bugzilla at gcc dot gnu dot org>]

Command line:
$ g++ -O1 -fschedule-insns2 -fsched-pressure -fschedule-insns -g testcase.C
-std=gnu++0x

Compiler output:
$ /mnt/svn/gcc-trunk/binary-161659-lto-fortran-checking-yes-rtl-df/bin/g++ -O1
-fschedule-insns2 -fsched-pressure -fschedule-insns -g 5269.ii -std=gnu++0x
5269.ii: In function 'std::pair<PS,
Parma_Polyhedra_Library::Pointset_Powerset<Parma_Polyhedra_Library::NNC_Polyhedron>
> Parma_Polyhedra_Library::linear_partition(const PS&, const PS&) [with PS =
Parma_Polyhedra_Library::Box<Parma_Polyhedra_Library::Interval<double,
Parma_Polyhedra_Library::Interval_Restriction_None<Parma_Polyhedra_Library::Interval_Info_Bitset<unsigned
int, Parma_Polyhedra_Library::Floating_Point_Box_Interval_Info_Policy> > > >]':
5269.ii:47564:1: internal compiler error: in refs_may_alias_p_1, at
tree-ssa-alias.c:987
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

Tested revisions:
r162456 - crash
r161659 - crash
r161170 - OK


-- 
           Summary: [4.6 Regression] ICE: in refs_may_alias_p_1, at tree-
                    ssa-alias.c:1023
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: zsojka at seznam dot cz
  GCC host triplet: x86_64-pc-linux-gnu
GCC target triplet: x86_64-pc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45056