* config/tc-ppc.c (ppc_fix_adjustable): Resolve symbol values

	* config/tc-ppc.c (ppc_fix_adjustable): Resolve symbol values
	rather than explicitly adding the frag address.
	* config/obj-coff.c (coff_frob_symbol): Add a zero entry to mark
	the end of the line numbers; this replaces the zero entry which
	used to be added by coff_add_linesym, removed Oct 7.
	(coff_adjust_section_syms): Ignore sections with no seginfo.
Update the RS/6000 assembler for recent gas changes.