We now fully bootstrap on solaris-2.7 sparcv9.

	toplevel:
	* config.sub: Recognize sparcv9 just like sparc64.
	gcc/ChangeLog:
	* configure.in: in sparc9-sol2 config, use 'if test' not
	brackets.
	* configure: Rebuilt.
	* config/sparc/sol2-sld-64.h (SPARC_DEFAULT_CMODEL): Change to
	CM_MEDANY.
	(CPP_CPU_SPEC): Do not define _LP64, header files do this.
	(CPP_CPU_DEFAULT_SPEC): Likewise.
	* config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Get the names right
	for arch64 libfuncs.
	gcc/java/ChangeLog:
	* jcf-io.c: Include string.h.
	libchill/ChangeLog:
	* configure.in: Use 'if test' not brackets.
	* configure: Rebuilt.

From-SVN: r22404