[Bug ipa/92476] [10 regression] SEGV in cgraph_edge_brings_value_p

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92476

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2019-11-12
      Known to work|                            |9.2.0
           Assignee|unassigned at gcc dot gnu.org      |hubicka at gcc dot gnu.org
     Ever confirmed|0                           |1
      Known to fail|                            |10.0

--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Confirmed on x86_64-linux-gnu with:

$ ./gcc/xgcc -Bgcc
/home/marxin/Programming/gcc/gcc/testsuite/g++.dg/ipa/pr61654.C -c -m32 -O2
during IPA pass: cp
/home/marxin/Programming/gcc/gcc/testsuite/g++.dg/ipa/pr61654.C:40:1: internal
compiler error: Segmentation fault
   40 | }
      | ^
0x14bccc1 crash_signal
        /home/marxin/Programming/gcc/gcc/toplev.c:328
0x7ff6b023314f ???
       
/usr/src/debug/glibc-2.30-1.2.x86_64/signal/../sysdeps/unix/sysv/linux/x86_64/sigaction.c:0
0x232420a ipcp_store_vr_results
        /home/marxin/Programming/gcc/gcc/ipa-cp.c:5155
0x23245d0 ipcp_driver
        /home/marxin/Programming/gcc/gcc/ipa-cp.c:5231
0x23247a0 execute
        /home/marxin/Programming/gcc/gcc/ipa-cp.c:5318
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.

Again started with r278016.