Add the `S_ATTR_LIVE_SUPPORT` attribute to the sections so that `ld -dead_strip` will retain subsections that reference live functions, once we we add linker private "l" symbols as atoms.
Add the `S_ATTR_LIVE_SUPPORT` attribute to the sections so that `ld -dead_strip` will retain subsections that reference live functions, once we we add linker private "l" symbols as atoms.