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Re: cannot compile <future> with gcc 4.6

To: tech-userlevel%netbsd.org@localhost
Subject: Re: cannot compile <future> with gcc 4.6
From: Joerg Sonnenberger <joerg%britannica.bec.de@localhost>
Date: Tue, 28 Aug 2012 13:37:15 +0200

On Tue, Aug 28, 2012 at 12:45:40AM -0400, James K. Lowden wrote:
> On NetBSD 5.0.2 I cannot instantiate the new C++11 "future" class.  The
> header file <future> guards the definition with _GLIBCXX_HAS_GTHREADS,
> and that symbol is not defined.  

It is not defined because we lack a number of timed pthread primitives.
At least one of those (CV) is tricky.

Joerg

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