re PR target/34000 (GCC pedwarns about use of static inline functions from system headers in extern inline functions)

	PR target/34000
	PR target/35553
	* config/i386/xmmintrin.h: Change all static inline functions to
	extern inline and add __gnu_inline__ attribute.
	* config/i386/bmintrin.h: Ditto.
	* config/i386/smmintrin.h: Ditto.
	* config/i386/tmmintrin.h: Ditto.
	* config/i386/mmintrin-common.h: Ditto.
	* config/i386/ammintrin.h: Ditto.
	* config/i386/emmintrin.h: Ditto.
	* config/i386/pmmintrin.h: Ditto.
	* config/i386/mmintrin.h: Ditto.
	* config/i386/mm3dnow.h: Ditto.

testsuite/ChangeLog:

	PR target/34000
	PR target/35553
	* g++.dg/other/i386-3.C: New test.
	* gcc.target/i386/sse-13.c: Redefine extern instead of static.
	* gcc.target/i386/sse-14.c: Ditto.
	* gcc.target/i386/mmx-1.c: Ditto.
	* gcc.target/i386/mmx-2.c: Ditto.
	* gcc.target/i386/3dnow-1.c: Ditto.
	* gcc.target/i386/3dnow-2.c: Ditto.
	* gcc.target/i386/3dnowA-1.c: Ditto.
	* gcc.target/i386/3dnowA-2.c: Ditto.

From-SVN: r133169