[Bug c/122928] New: GCC 16 trunk: ICE in c_type_tag when calling function with struct member va_list after duplicate va_arglist declaration

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122928

            Bug ID: 122928
           Summary: GCC 16 trunk: ICE in c_type_tag when calling function
                    with struct member va_list after duplicate va_arglist
                    declaration
           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 62947
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=62947&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.