[Bug c/66222] gcc error: invalid use of '__builtin_va_arg_pack ()' at -O2 and up & pass at noopt

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66222 --- Comment #1 from Tong Liu --- //av.h /*av.h * *Copyright (c) 1991-1999, Larry Wall * *You may distribute under the terms of either the GNU General Public *License or the Artistic License, as specified in the README file.

[Bug c/66222] New: gcc error: invalid use of '__builtin_va_arg_pack ()' at -O2 and up & pass at noopt

s: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: mshzhb at gmail dot com Target Milestone: --- Created attachment 35579 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35579&action=edit source