[Bug c/78584] Bug in GCC argument parser expandargv

[dj at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78584

--- Comment #4 from DJ Delorie <dj at redhat dot com> ---
kernel-4.8.6-201.fc24.x86_64
glibc-2.23.1-11.fc24.x86_64

but I'm also working on a libiberty patch to detect the case and avoid it.