src ChangeLog configure configure.ac

[rth@sourceware.org]

CVSROOT:	/cvs/src
Module name:	src
Changes by:	rth@sourceware.org	2011-11-08 18:23:34

Modified files:
	.              : ChangeLog configure configure.ac 

Log message:
	Merge libitm changes to configure.ac from gcc master.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ChangeLog.diff?cvsroot=src&r1=1.1010&r2=1.1011
http://sourceware.org/cgi-bin/cvsweb.cgi/src/configure.diff?cvsroot=src&r1=1.414&r2=1.415
http://sourceware.org/cgi-bin/cvsweb.cgi/src/configure.ac.diff?cvsroot=src&r1=1.159&r2=1.160