cygwin-specific gcc question

[Eric Blake]

Is there any sane reason that:

gcc -E -dD -o - foo.c

generates ./-.exe on cygwin, rather than outputting to stdout like on
every other platform?  This tripped up an autoconf test.  Fortunately,
removing '-o -' appears to be portable.

-- 
Eric Blake   eblake@redhat.com    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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