* dwarf2out.c (loclabel_num): Move outside #ifdef
	DWARF2_DEBUGGING_INFO and mark with GTY(()).
	* config/ia64/ia64.c (struct extern_func_list,extern_func_head):
	Mark with GTY(()).
	(ia64_hpux_add_extern_decl): Save the decl, not the name string.
	Allocate memory with ggc_alloc.  No need to copy anything.
	(ia64_hpux_file_end): Update to match.

From-SVN: r78061