2020-08-20  Tobias Burnus  <tobias@codesourcery.com>

	PR bootstrap/96612
	* ax_cxx_compile_stdcxx.m4: Add fourth argument to check also
	the CXX_FOR_BUILD compiler.

2020-05-18  Jason Merrill  <jason@redhat.com>

	* ax_cxx_compile_stdcxx.m4: Import from autoconf archive with
	an adjustment to try the default mode.

2015-05-27  Jason Merrill  <jason@redhat.com>

	PR bootstrap/66304
	* warnings.m4 (ACX_PROG_CXX_WARNING_OPTS)
	(ACX_PROG_CXX_WARNINGS_ARE_ERRORS)
	(ACX_PROG_CXX_WARNING_ALMOST_PEDANTIC): New.
	(ACX_PROG_CC_WARNING_OPTS, ACX_PROG_CC_WARNING_ALMOST_PEDANTIC)
	(ACX_PROG_CC_WARNINGS_ARE_ERRORS): Push into C language context.

2011-12-20  Andreas Schwab  <schwab@linux-m68k.org>

	* warnings.m4 (ACX_PROG_CC_WARNING_OPTS): Avoid leading dash in
	expr call.

2011-12-19  Andreas Schwab  <schwab@linux-m68k.org>

	PR bootstrap/51388
	* warnings.m4 (ACX_PROG_CC_WARNING_OPTS)
	(ACX_PROG_CC_WARNING_ALMOST_PEDANTIC): Run the test without the
	no- prefix.

2009-04-09  Jakub Jelinek  <jakub@redhat.com>

	* warnings.m4: Change copyright header to refer to version
	3 of the GNU General Public License and to point readers at the
	COPYING3 file and the FSF's license web page.

2007-03-26  H.J. Lu  <hongjiu.lu@intel.com>

	* acx.m4 (ACX_BUGURL): Set BUGURL first. Quote $BUGURL first
	when setting REPORT_BUGS_TEXI.

2007-03-23  H.J. Lu  <hongjiu.lu@intel.com>

	* acx.m4 (ACX_BUGURL): Replace "@" with "@@" for
	REPORT_BUGS_TEXI.

2007-03-23  Joseph Myers  <joseph@codesourcery.com>

	* acx.m4 (ACX_PKGVERSION, ACX_BUGURL): Define.

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.

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

	* warnings.m4: Add second parameter with name of variable.
	Always append to the variable if it exists.

2005-05-12  Ryota Kunisawa  <kunisawa@access.co.jp>

	PR bootstrap/21230
	* warnings.m4 (ACX_PROG_CC_WARNING_ALMOST_PEDANTIC): Add
	double quotes around GCC variable.

2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>

	* warnings.m4 (ACX_PROG_CC_WARNING_ALMOST_PEDANTIC): Don't do
	anything for non-GCC compilers.

2004-09-24  Zack Weinberg  <zack@codesourcery.com>

	* warnings.m4: New file.
