[Bug c/109398] New: libiberty/sha1.c:234:11: warning: defining a type within 'offsetof' is a Clang extension [-Wgnu-offsetof-extensions]

[marxin at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109398

            Bug ID: 109398
           Summary: libiberty/sha1.c:234:11: warning: defining a type
                    within 'offsetof' is a Clang extension
                    [-Wgnu-offsetof-extensions]
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: marxin at gcc dot gnu.org
                CC: ian at airs dot com
  Target Milestone: ---

I noticed the following Clang warning that is based on:
https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2350.htm