[build] Move gthr to toplevel libgcc

[Rainer Orth]

Paolo Bonzini <bonzini@gnu.org> writes:

> On 08/08/2011 03:47 PM, Rainer Orth wrote:
>>
>> This patch was bootstrapped without regressions on i386-pc-solaris2.10
>> and i386-pc-solaris2.11.  It probably needs more testing on other
>> non-posix platforms.
>
> Did you include Ada?

sure, all languages, even Go and Objective-C++.

	Rainer

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Rainer Orth, Center for Biotechnology, Bielefeld University