* c-decl.c (c_decode_option): Give deprecation warning for

	* c-decl.c (c_decode_option): Give deprecation warning for
	-traditional.
	* doc/invoke.texi (-traditional): Note that this option is
	deprecated.

testsuite:
	* gcc.dg/cpp/assert_trad1.c, gcc.dg/cpp/tr-paste.c,
	gcc.dg/cpp/tr-str.c: Use -traditional-cpp instead of -traditional.
	* gcc.dg/ext-glob.c: Expect -traditional deprecation warning.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@47147 138bc75d-0d04-0410-961f-82ee72b054a4