[Bug ipa/84641] New: gcc/ipa-pure-const.c:1951:22: runtime error: load of value 66, which is not a valid value for type 'bool'

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84641

            Bug ID: 84641
           Summary: gcc/ipa-pure-const.c:1951:22: runtime error: load of
                    value 66, which is not a valid value for type 'bool'
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: ipa
          Assignee: unassigned at gcc dot gnu.org
          Reporter: marxin at gcc dot gnu.org
                CC: jamborm at gcc dot gnu.org, kugan at gcc dot gnu.org,
                    marxin at gcc dot gnu.org
  Target Milestone: ---

With UBSAN gcc compiler I see:

$ UBSAN_OPTIONS="print_stacktrace=1" ./xgcc -B.
/home/marxin/Programming/gcc/gcc/testsuite/g++.dg/pr71633.C -c -O3  -mmpx -O2 
-std=gnu++11 -fcheck-pointer-bounds
../../gcc/ipa-pure-const.c:1951:22: runtime error: load of value 118, which is
not a valid value for type 'bool'
    #0 0x761403 in propagate_malloc ../../gcc/ipa-pure-const.c:1951
    #1 0x761403 in execute ../../gcc/ipa-pure-const.c:2017
    #2 0x20c2e9c in execute_one_pass(opt_pass*) ../../gcc/passes.c:2497
    #3 0x20c9217 in execute_ipa_pass_list(opt_pass*) ../../gcc/passes.c:2932
    #4 0x121c532 in ipa_passes ../../gcc/cgraphunit.c:2476
    #5 0x121c532 in symbol_table::compile() ../../gcc/cgraphunit.c:2558
    #6 0x1227bd6 in symbol_table::finalize_compilation_unit()
../../gcc/cgraphunit.c:2717
    #7 0x25a2ffc in compile_file ../../gcc/toplev.c:480
    #8 0x77e2e9 in do_compile ../../gcc/toplev.c:2132
    #9 0x77e2e9 in toplev::main(int, char**) ../../gcc/toplev.c:2267
    #10 0x78117a in main ../../gcc/main.c:39
    #11 0x7f766edbe6e4 in __libc_start_main (/lib64/libc.so.6+0x206e4)
    #12 0x7812a8 in _start
(/home/marxin/Programming/gcc/objdir/gcc/cc1plus+0x7812a8)