PCH merge: bootstrap failure, gengtype consumes all file descriptors

[Paolo Carlini]

Kaveh R. Ghazi wrote:

>But you're right its a lot of code.  My snprintf.c is just a few
>lines long.
>
This is great news!

When your work will be ready it will also allow for a very nice 
simplification of some libstc++-v3 code, which currently uses sprintf or 
snprintf basing on the availability of c99 features from the underlying 
libc.

Paolo.