* c-pragma.c (c_register_pragma): New.
	(init_pragma): Use it.
	* c-pragma.h (cpp_register_pragma): Don't declare.
	(c_register_pragma): New.
	* cpplib.h: Remove #ifdef GCC_C_PRAGMA_H.
	* config/darwin.h (REGISTER_TARGET_PRAGMAS): Update.
	* config/arm/arm.h (REGISTER_TARGET_PRAGMAS): Update.
	* config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
	* config/h8300/h8300.h (REGISTER_TARGET_PRAGMAS): Update.
	* config/i370/i370.h (REGISTER_TARGET_PRAGMAS): Update.
	* config/i960/i960.h (REGISTER_TARGET_PRAGMAS): Update.
	* config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Update.
	* config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Update.
	* config/sh/sh.h (REGISTER_TARGET_PRAGMAS): Update.
	* config/v850/v850.h (REGISTER_TARGET_PRAGMAS): Update.
	* doc/tm.texi (REGISTER_TARGET_PRAGMAS): Update
cp:
	* lex.c: Remove superfluous include of cpplib.h.
	(CONSTRAINT): Define without conditions.
	(init_cp_pragma): Use c_register_pragma.

From-SVN: r60740