https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105935
--- Comment #2 from Uroš Bizjak <ubizjak at gmail dot com> --- (In reply to Francois-Xavier Coudert from comment #1) > Created attachment 55363 [details] > Proposed patch > > The issue is real, but I would suggest that snprintf() and vsnprintf() > should always be available, being C99 functions, on our targets. The real > trigger for your issue in a mingw-w64 bug, if I read that right. These two functions are available from libiberty.