CFT: [build] Move libgcc_tm_file to toplevel libgcc

[Paolo Bonzini]

On 08/15/2011 02:05 PM, Joseph S. Myers wrote:
>> >  This patch almost completes the build side of the libgcc moves.  It
>> >  moves the libgcc_tm_file support to libgcc/config.host (tm_file), where
>> >  it belongs.  It builds on a patch Paolo posted some time ago, with some
>> >  minor corrections (introducing the required dependencies on the
>> >  generated libgcc_tm.h).  I've removed libgcc_tm.h from tm.h and include
>> >  the file directly in all libgcc sources that currently include tm.h.
> What about the Ada files that get built for both the host and the target
> (or maybe just for the target in some cases) and include tm.h?  Might not
> some of them require macros that will end up being moved to libgcc_tm.h?
> What about libobjc files?  I think the target macros in those files need
> checking to make sure that libgcc_tm.h won't be the right solution for
> them, or else it should be included in those files when built for the
> target.

Right. :(  Rainer, please hold the patch.

Paolo