https://bugs.kde.org/show_bug.cgi?id=470713

            Bug ID: 470713
           Summary: Failure on the Yosys project: valgrind:
                    m_libcfile.c:1802 (Bool vgPlain_realpath(const HChar
                    *, HChar *)): Assertion 'resolved' failed.
    Classification: Developer tools
           Product: valgrind
           Version: 3.21.0
          Platform: Other
                OS: FreeBSD
            Status: REPORTED
          Severity: normal
          Priority: NOR
         Component: general
          Assignee: jsew...@acm.org
          Reporter: y...@tsoft.com
  Target Milestone: ---

SUMMARY

This command line fails on the Yosys project https://github.com/YosysHQ/yosys:
$ valgrind -v --tool=memcheck --show-mismatched-frees=no /usr/local/bin/yosys

Failure log:
--18248-- REDIR: 0x4da9fd0 (libc.so.7:free) redirected to 0x484e780 (free)
--18248-- REDIR: 0x4df93a0 (libc.so.7:strcpy) redirected to 0x4851f40 (strcpy)

valgrind: m_libcfile.c:1802 (Bool vgPlain_realpath(const HChar *, HChar *)):
Assertion 'resolved' failed.

host stacktrace:
==18248==    at 0x3810EDA1: ??? (in
/usr/local/libexec/valgrind/memcheck-amd64-freebsd)
==18248==    by 0x10035AAFDF: ???
==18248==    by 0x38107366: ??? (in
/usr/local/libexec/valgrind/memcheck-amd64-freebsd)
==18248==    by 0x3810EDA0: ??? (in
/usr/local/libexec/valgrind/memcheck-amd64-freebsd)
==18248==    by 0x10035AA7BF: ???
==18248==    by 0x10020082AF: ???

sched status:
  running_tid=1

Thread 1: status = VgTs_Runnable syscall 202 (lwpid 108800)
==18248==    at 0x4D6772A: __sysctl (in /lib/libc.so.7)
==18248==    by 0x4CE52C1: sysctl (in /lib/libc.so.7)
==18248==    by 0x63CB22: Yosys::proc_self_dirname() (in /usr/local/bin/yosys)
==18248==    by 0x63B0E9: Yosys::init_share_dirname() (in /usr/local/bin/yosys)
==18248==    by 0x639CB1: Yosys::yosys_setup() (in /usr/local/bin/yosys)
==18248==    by 0x5A0AB7: main (in /usr/local/bin/yosys)
client stack range: [0x1FFBFFD000 0x1FFC000FFF] client SP: 0x1FFC000158
valgrind stack range: [0x10034AB000 0x10035AAFFF] top usage: 6416 of 1048576




STEPS TO REPRODUCE
1. 
2. 
3. 

OBSERVED RESULT
see above

EXPECTED RESULT
success

SOFTWARE/OS VERSIONS
FreeBSD 13.2


ADDITIONAL INFORMATION

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