extend.texi (Thread-Local): Change www.akkadia.org reference to https.

	* doc/extend.texi (Thread-Local): Change www.akkadia.org reference
	to https.
	* doc/invoke.texi (Code Gen Options): Ditto.

From-SVN: r244751

gcc/ChangeLog

+2017-01-21  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/extend.texi (Thread-Local): Change www.akkadia.org reference
+	to https.
+	* doc/invoke.texi (Code Gen Options): Ditto.
+
 2017-01-21  Jan Hubicka  <hubicka@ucw.cz>
 
 	PR lto/78407

gcc/doc/extend.texi

@@ -21502,7 +21502,7 @@ 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://www.akkadia.org/drepper/tls.pdf,
+See @uref{https://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 runtime
 is expected to function.

gcc/doc/invoke.texi

@@ -12471,7 +12471,7 @@ The default if @option{-fvisibility} isn't specified is
 A good explanation of the benefits offered by ensuring ELF
 symbols have the correct visibility is given by ``How To Write
 Shared Libraries'' by Ulrich Drepper (which can be found at
-@w{@uref{http://www.akkadia.org/drepper/}})---however a superior
+@w{@uref{https://www.akkadia.org/drepper/}})---however a superior
 solution made possible by this option to marking things hidden when
 the default is public is to make the default hidden and mark things
 public.  This is the norm with DLLs on Windows and with @option{-fvisibility=hidden}