* gcc.dg/cpp/cmdlne-dM-M.c: New test.
	* gcc.dg/cpp/cmdlne-dD-M.c: New test.
	* gcc.dg/cpp/cmdlne-dN-M.c: New test.
	* gcc.dg/cpp/cmdlne-dI-M.c: New test.
	* gcc.dg/cpp/cmdlne-dI-M.h: New aux file.
	* gcc.dg/cpp/cmdlne-dD-dM.c: New test.
	* gcc.dg/cpp/cmdlne-dM-dD.c: New test.

From-SVN: r53121