}

	// New symbols should not initially be reachable.
	if ldr.AttrReachable(es1) || ldr.AttrReachable(es2) || ldr.AttrReachable(es3) {
		t.Errorf("newly materialized symbols should not be reachable")
	}

	// ... however it should be possible to set/unset their reachability.
	ldr.SetAttrReachable(es3, true)
	if !ldr.AttrReachable(es3) {
		t.Errorf("expected reachable symbol after update")
	}

					// its child types with UsedInIface set. (See also the
					// comment below.)
					rs := r.Sym()
					if !d.ldr.AttrUsedInIface(rs) {
						d.ldr.SetAttrUsedInIface(rs, true)
						if d.ldr.AttrReachable(rs) {
							d.ldr.SetAttrReachable(rs, false)
							d.mark(rs, symIdx)
						}
					}
				}
				i += 2
				continue
			case objabi.R_USETYPE:

		return
	}
	ldr := ctxt.loader

	for i, s := range syms {
		if !ldr.AttrReachable(s) {
			continue
		}
		if uint64(ldr.SymValue(s)) >= sect.Vaddr {
			syms = syms[i:]
			break
		}
	}

	eaddr := sect.Vaddr + sect.Length
	for _, s := range syms {
		if !ldr.AttrReachable(s) {
			continue
		}
		if ldr.SymValue(s) >= int64(eaddr) {
			break
		}

	if s := ldr.Lookup("runtime.duffcopy", sym.SymVerABIInternal); s != 0 && ldr.AttrReachable(s) {
		addLabelSyms(s, 8, 8*64)
	}
	if s := ldr.Lookup("runtime.duffzero", sym.SymVerABIInternal); s != 0 && ldr.AttrReachable(s) {
		addLabelSyms(s, 4, 4*64)
	}

	if ctxt.IsDarwin() {
		big := false
		for _, seg := range ld.Segments {