[Bug c/90036] [8/9/10 Regression] false positive: directive argument is null [-Werror=format-overflow=]

[law at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90036

--- Comment #7 from Jeffrey A. Law <law at redhat dot com> ---
Bah!  Lost my reduced testcase...