binutils/

binutils/
	* objcopy.c (copy_object): Don't setup_bfd_headers when extract_symbol.
	(setup_section): Don't zero vma and lma when extract_symbol.
	(copy_section): Discard relocations when extract_symbol.
	* doc/binutils.texi: Update --extract-symbol description.
ld/testsuite/
	* ld-elf/extract-symbol-1sec.d: Update.