[clang] [lld] [llvm] Deprecate the `-fbasic-block-sections=labels` option. (PR #107494)

[Fangrui Song via cfe-commits]

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@@ -2369,14 +2369,16 @@ are listed below.
      $ cd $P/bar && clang -c -funique-internal-linkage-names name_conflict.c
      $ cd $P && clang foo/name_conflict.o && bar/name_conflict.o
 
-.. option:: -fbasic-block-sections=[labels, all, list=<arg>, none]
+.. option:: -f[no]-basic-block-address-map:
+  Emits a ``SHT_LLVM_BB_ADDR_MAP`` which includes address offsets for each
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MaskRay wrote:

`SHT_LLVM_BB_ADDR_MAP section`

https://github.com/llvm/llvm-project/pull/107494