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Subject: [Bug fortran/103389] New: [9/10/11/12 Regression] ICE in
 estimate_move_cost, at tree-inline.c:4191
Date: Tue, 23 Nov 2021 18:55:30 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103389

            Bug ID: 103389
           Summary: [9/10/11/12 Regression] ICE in estimate_move_cost, at
                    tree-inline.c:4191
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

Starts with r7 (changed in r9 between 20190127 and 20190203) :


$ cat z1.f90
program p
   type t
      real, allocatable :: a(:)
   end type
   type(t) :: y
   call s((y))
contains
   subroutine s(x)
      class(*) :: x
   end
end


$ gfortran-9-20190127 -c z1.f90
$
$ gfortran-12-20211121 -c z1.f90
during GIMPLE pass: local-fnsummary
z1.f90:6:14:

    6 |    call s((y))
      |              ^
internal compiler error: in estimate_move_cost, at tree-inline.c:4191
0xdccbff estimate_move_cost(tree_node*, bool)
        ../../gcc/tree-inline.c:4191
0xdcd054 estimate_num_insns(gimple*, eni_weights*)
        ../../gcc/tree-inline.c:4421
0xb2c7fc analyze_function_body
        ../../gcc/ipa-fnsummary.c:2746
0xb2f6cf compute_fn_summary(cgraph_node*, bool)
        ../../gcc/ipa-fnsummary.c:3191
0xb2fe4c compute_fn_summary_for_current
        ../../gcc/ipa-fnsummary.c:3221
0xb2fe4c execute
        ../../gcc/ipa-fnsummary.c:4829=