2008-08-18  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR cpp/7263
	* c-opts.c (cpp_opts): Remove static.
	* c-parser.c (cpp_opts): Declare it extern.
	(disable_extension_diagnostics): Handle cpp options.
	(enable_extension_diagnostics): Likewise.
testsuite/
	* gcc.dg/cpp/pr7263-2.c: New.
	* gcc.dg/cpp/pr7263-2.h: New.
	* gcc.dg/cpp/pr7263-3.c: New.
	* gcc.dg/cpp/pr7263-3.h: New.

From-SVN: r139194