[Bug ipa/93707] New: ICE in perlbench from SPEC2017

[fxue at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93707

            Bug ID: 93707
           Summary: ICE in perlbench from SPEC2017
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: ipa
          Assignee: unassigned at gcc dot gnu.org
          Reporter: fxue at gcc dot gnu.org
                CC: marxin at gcc dot gnu.org
  Target Milestone: ---

Compiling options "-flto --param ipa-cp-eval-threshold=1" will trigger an ICE
in the GCC and perlbench benchmark in Spec2017.

during IPA pass: cp
lto1: internal compiler error: in find_more_scalar_values_for_callers_subset,
at ipa-cp.c:4709
0x1698187 find_more_scalar_values_for_callers_subset
        ../.././gcc/ipa-cp.c:4709
0x169f7d3 decide_about_value<tree_node*>
        ../.././gcc/ipa-cp.c:5490
0x169fdc3 decide_whether_version_node
        ../.././gcc/ipa-cp.c:5537
0x169fdc3 ipcp_decision_stage
        ../.././gcc/ipa-cp.c:5718
0x169fdc3 ipcp_driver
        ../.././gcc/ipa-cp.c:5901