[Bug middle-end/45534] New: [4.6 Regression] ICE in refs_may_alias_p_1, at tree-ssa-alias.c:1031

["dominiq at lps dot ens dot fr" <gcc-bugzilla at gcc dot gnu dot org>]

>From revisions 163847 (163744 works) to 163859, I see the following ICEs

with both -m32 and -m64

libgomp.graphite/force-parallel-3.c:5:6: internal compiler error: in
refs_may_alias_p_1, at tree-ssa-alias.c:1031
libgomp.graphite/force-parallel-9.c:5:6: internal compiler error: in
refs_may_alias_p_1, at tree-ssa-alias.c:1031

with -m64 -Os

gfortran.dg/backspace_1.f:82:0: internal compiler error: in refs_may_alias_p_1,
at tree-ssa-alias.c:1031
gfortran.dg/record_marker_2.f:83:0: internal compiler error: in
refs_may_alias_p_1, at tree-ssa-alias.c:1031
libgomp.fortran/appendix-a/a.16.1.f90:26:0: internal compiler error: in
refs_may_alias_p_1, at tree-ssa-alias.c:1031
libgomp.fortran/omp_atomic2.f90:35:0: internal compiler error: in
refs_may_alias_p_1, at tree-ssa-alias.c:1031

and with -m64 -O2 -fgraphite-identity

gfortran.dg/graphite/pr42393-1.f90:6:0: internal compiler error: in
refs_may_alias_p_1, at tree-ssa-alias.c:1031


-- 
           Summary: [4.6 Regression] ICE in refs_may_alias_p_1, at tree-ssa-
                    alias.c:1031
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: dominiq at lps dot ens dot fr
 GCC build triplet: x86_64-apple-darwin10
  GCC host triplet: x86_64-apple-darwin10
GCC target triplet: x86_64-apple-darwin10


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45534