[Bug ipa/91956] [10 Regression] ICE: verify_cgraph_node failed (error: comdat-local function called by __ct .isra outside its comdat) since r275982

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91956

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2019-10-22
      Known to work|                            |9.2.0
           Assignee|unassigned at gcc dot gnu.org      |jamborm at gcc dot gnu.org
            Summary|[10 Regression] ICE:        |[10 Regression] ICE:
                   |verify_cgraph_node failed   |verify_cgraph_node failed
                   |(error: comdat-local        |(error: comdat-local
                   |function called by __ct     |function called by __ct
                   |.isra outside its comdat)   |.isra outside its comdat)
                   |                            |since r275982
     Ever confirmed|0                           |1
      Known to fail|                            |10.0

--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Martin, you will need probably to do something similar to what IPA ICF does:
https://github.com/gcc-mirror/gcc/blob/master/gcc/ipa-icf.c#L1060

in order to prevent the verifier error.
Can you please take a look?