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.
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.
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.
	* external.cc (cygwin_internal): Implement CW_CYGNAME_FROM_WINNAME.
	Add lengthy comment to explain what we do and why.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add
	CW_CYGNAME_FROM_WINNAME.
	* external.cc (cygwin_internal): Implement CW_CYGNAME_FROM_WINNAME.
	Add lengthy comment to explain what we do and why.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add
	CW_CYGNAME_FROM_WINNAME.
	* external.cc (cygwin_internal): Implement CW_CYGNAME_FROM_WINNAME.
	Add lengthy comment to explain what we do and why.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add
	CW_CYGNAME_FROM_WINNAME.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump to 273.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump to 273.
	* libc/machine/sparc/setjmp.S (longjmp): Use register g1 instead of g6.
	* libc/machine/sparc/setjmp.S (longjmp): Use register g1 instead of g6.