* libc/include/machine/ieeefp.h: Define _DOUBLE_IS_32BITS when double
	options is not __RL78_64BIT_DOUBLES__.
2014-05-14  Sandra Loosemore  <sandra@codesourcery.com>

	Sync from GCC mainline.

	* configure.ac (target_makefile_frag): Set for nios2-*-elf*.
	* configure: Regenerated.

	config/
	* mt-nios2-elf: New file.