daily update
	* config/tc-ppc.c (ppc_elf_lcomm): Use subsection 1.
	* config/tc-ppc.c (ppc_elf_cons): Allow @l and other reloc
	modifiers generally.
gold/
	* i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
	* x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.