[Bug ipa/65087] New: [5 Regression] r220742 causes: ICE:

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65087

            Bug ID: 65087
           Summary: [5 Regression] r220742 causes: ICE:
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: ipa
          Assignee: unassigned at gcc dot gnu.org
          Reporter: trippels at gcc dot gnu.org
                CC: hubicka at gcc dot gnu.org, jakub at gcc dot gnu.org,
                    jgreenhalgh at gcc dot gnu.org

Building Firefox with LTO on gcc112 fails during final libxul link
since r220742:

lto1: internal compiler error: in ipcp_verify_propagated_values, at
ipa-cp.c:1057
0x10d1202f ipcp_verify_propagated_values()
        ../../gcc/gcc/ipa-cp.c:1057
0x10d1415b ipcp_propagate_stage
        ../../gcc/gcc/ipa-cp.c:2758
0x10d1415b ipcp_driver
        ../../gcc/gcc/ipa-cp.c:4407
0x10d1415b execute
        ../../gcc/gcc/ipa-cp.c:4502
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
lto-wrapper: fatal error: ../../../gcc_test/usr/local/bin/c++ returned 1 exit
status

A similar issue was fixed a few days ago: PR64978