extend.texi (Thread-Local): Adjust reference to Ulrich Drepper's paper.

	* doc/extend.texi (Thread-Local): Adjust reference to Ulrich
	Drepper's paper.

From-SVN: r169404

gcc/ChangeLog

+2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/extend.texi (Thread-Local): Adjust reference to Ulrich
+	Drepper's paper.
+
 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
 
 	PR bootstrap/47147

gcc/doc/extend.texi

@@ -13370,7 +13370,7 @@ In C++, if an initializer is present for a thread-local variable, it must
 be a @var{constant-expression}, as defined in 5.19.2 of the ANSI/ISO C++
 standard.
 
-See @uref{http://people.redhat.com/drepper/tls.pdf,
+See @uref{http://www.akkadia.org/drepper/tls.pdf,
 ELF Handling For Thread-Local Storage} for a detailed explanation of
 the four thread-local storage addressing models, and how the run-time
 is expected to function.