panic("outer has outer itself")
	}
	// Interior sym should not already have a sibling.
	if l.SubSym(interior) != 0 {
		panic("sub set for subsym")
	}
	// Interior sym should not already point at a container.
	if l.OuterSym(interior) != 0 {
		panic("outer already set for subsym")
	}
	l.sub[interior] = l.sub[container]
	l.sub[container] = interior
	l.outer[interior] = container
}

		sh.Link = uint32(elfshname(".dynstr").shnum)

		// sh.info is the index of first non-local symbol (number of local symbols)
		s := ldr.Lookup(".dynsym", 0)
		i := uint32(0)
		for sub := s; sub != 0; sub = ldr.SubSym(sub) {
			i++
			if !ldr.AttrLocal(sub) {
				break
			}
		}
		sh.Info = i
		shsym(sh, ldr, s)

		sh = elfshname(".dynstr")
		sh.Type = uint32(elf.SHT_STRTAB)