[Bug c/123429] New: GCC trunk segfaults while parsing a file-scope __builtin_c23_va_start(aps[4], i) initializer that references an undeclared va_list aps[].

[aamadu.olander at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123429

            Bug ID: 123429
           Summary: GCC trunk segfaults while parsing a file-scope
                    __builtin_c23_va_start(aps[4], i) initializer that
                    references an undeclared va_list aps[].
           Product: gcc
           Version: 16.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: aamadu.olander at gmail dot com
  Target Milestone: ---

Created attachment 63236
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=63236&action=edit
The file contains the output of -freport-bug switch

I have generated a testcase using a fuzzer and here's the output when I run the
latest version of gcc to compile the c code.