[Bug sanitizer/61995] gcc 4.9.1 fails to compile with error in libsanitizer

[smith_winston_6079 at hotmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61995

--- Comment #1 from Winston Smith <smith_winston_6079 at hotmail dot com> ---
I meant to say that configure --help also does not show this option.