Can you clone the ffi repo from github and try building?

e.g.
rake test

if that works, then do:
rake gem:package
gem install pkg/ffi-0.6.0.gem

Let me know if the above works, and I'll roll 0.5.4.


2009/11/23 Dmitry A. Ustalov <eveeel@gmail.com>:

> Hello! I'm trying to install ffi gem on my Fedora 12:
>
> eveel@notazik{~}% sudo gem install ffi
> Building native extensions.  This could take a while...
> ERROR:  Error installing ffi:
>        ERROR: Failed to build gem native extension.
> ...
> make
> gcc -I. -I. -I/usr/lib/ruby/1.8/i386-linux -I. -I/usr/lib/ruby/gems/
> 1.8/gems/ffi-0.5.3/ext/ffi_c/libffi/include -DRUBY_EXTCONF_H=
> \"extconf.h\"  -D_FILE_OFFSET_BITS=64 -fPIC -O2 -g -pipe -Wall -Wp,-
> D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-
> size=4 -m32 -march=i686 -mtune=atom -fasynchronous-unwind-tables -fno-
> strict-aliasing  -fPIC-Werror -Wunused -Wformat -Wimplicit -Wreturn-
> type   -c Call.c
> cc1: error: unrecognized command line option "-fPIC-Werror"
> make: *** [Call.o] Error 1
>
> It's really sad. Perhaps, trouble is in file ext/ffi_c/extconf.rb:
> $CFLAGS << "-mwin32 " if Config::CONFIG['host_os'] =~ /cygwin/
> $CFLAGS << "-Werror -Wunused -Wformat -Wimplicit -Wreturn-type "
> maybe we need put a space character before -Werror gcc key?
>
> Thanks.
>