2007-09-12  Robert Dewar  <dewar@adacore.com>

	* g-thread.ads: Document use of "with GNAT.Threads" to ensure loading
	the tasking version of the Ada run time when foreign threads are
	present and there are no explicit Ada tasks or tasking constructs.

	* gnat_rm.texi: Clarify documentation of GNAT.Threads.

From-SVN: r128428