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[ELF][docs] Document "Output section type"

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Fangrui Song 2022-02-14 09:52:20 -08:00
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9
lld/docs/ELF/linker_script.rst
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@ -94,6 +94,15 @@ The presence of ``address`` can cause the condition unsatisfied. LLD will warn.
GNU ld from Binutils 2.35 onwards will reduce sh_addralign so that
sh_addr=0 (modulo sh_addralign).
Output section type
-------------------
When an *OutputSection* *S* has ``(type)``, LLD will set ``sh_type`` or
``sh_flags`` of *S*. ``type`` is one of:
- ``NOLOAD``: set ``sh_type`` to ``SHT_NOBITS``.
- ``COPY``, ``INFO``, ``OVERLAY``: clear the ``SHF_ALLOC`` bit in ``sh_flags``.
Output section alignment
------------------------