config:
2007-01-11  Paolo Bonzini  <bonzini@gnu.org>

        * warnings.m4: Use m4_expand_once to clear the AC_SUBST'ed variable.
        (ACX_PROG_CC_WARNINGS_ARE_ERRORS): Fix typo.  Add optional 2nd argument.

libcpp:
2007-01-11  Paolo Bonzini  <bonzini@gnu.org>

	* configure: Regenerate.

From-SVN: r120675