[Bug ipa/106260] [13/14/15/16 Regression] ICE in initialize_node_lattices, at ipa-cp.cc:1289 since r8-1887-g0eaf0bfe94ff5a7c

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106260

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |jamborm at gcc dot gnu.org
   Last reconfirmed|2022-07-11 00:00:00         |2026-1-29

--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> ---
Re-confirmed with the more relevant -O2 -fwhole-program -fno-toplevel-reorder

It seems we assume that unused functions are elided?

(gdb) p node->debug()
_ZN1SD2Ev/4 (S::~S())
  Type: function definition analyzed
  Visibility: semantic_interposition no_reorder prevailing_def_ironly
  Aux: @0x54f49e0
  References: 
  Referring: 
  Availability: local
  Function flags: count:1073741824 (estimated locally) body local
indirect_call_target unlikely_executed
  Called by: 
  Calls: 

patch review got stuck, but it's Martins code, so assigning him.