https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116577

            Bug ID: 116577
           Summary: [15 Regression] tonto in SPECCPU 2006 ICEs in
                    vect_lower_load_permutations
           Product: gcc
           Version: 15.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: tnfchris at gcc dot gnu.org
  Target Milestone: ---
            Target: aarch64*

with -mcpu=neoverse-v1 -Ofast -flto tonto ICEs with

crystal.fppized.f90:1795:3: internal compiler error: Segmentation fault
 1795 |    function d_chi2(p) result(res)
      |   ^
0x1c0a0f7 internal_error(char const*, ...)
       
/opt/buildAgent/work/5c94c4ced6ebfcd0/gcc/diagnostic-global-context.cc:492
0xcff233 crash_signal
        /opt/buildAgent/work/5c94c4ced6ebfcd0/gcc/toplev.cc:321
0xfa9db8 vect_lower_load_permutations
        /opt/buildAgent/work/5c94c4ced6ebfcd0/gcc/tree-vect-slp.cc:4354
0xfae8c3 vect_lower_load_permutations
        /opt/buildAgent/work/5c94c4ced6ebfcd0/gcc/tree-vect-slp.cc:4509
0xfae8c3 vect_analyze_slp(vec_info*, unsigned int)
        /opt/buildAgent/work/5c94c4ced6ebfcd0/gcc/tree-vect-slp.cc:4777
0xf83a6b vect_analyze_loop_2
        /opt/buildAgent/work/5c94c4ced6ebfcd0/gcc/tree-vect-loop.cc:2862
0xf85123 vect_analyze_loop_1
        /opt/buildAgent/work/5c94c4ced6ebfcd0/gcc/tree-vect-loop.cc:3409
0xf85857 vect_analyze_loop(loop*, vec_info_shared*)
        /opt/buildAgent/work/5c94c4ced6ebfcd0/gcc/tree-vect-loop.cc:3567
0xfc3cef try_vectorize_loop_1
        /opt/buildAgent/work/5c94c4ced6ebfcd0/gcc/tree-vectorizer.cc:1068
0xfc3cef try_vectorize_loop
        /opt/buildAgent/work/5c94c4ced6ebfcd0/gcc/tree-vectorizer.cc:1184
0xfc4223 execute
        /opt/buildAgent/work/5c94c4ced6ebfcd0/gcc/tree-vectorizer.cc:1300

Running reducer and bisect

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