[libcxx-commits] [PATCH] D134187: [libc++] Document the format of _LIBCPP_VERSION

[Louis Dionne via Phabricator via libcxx-commits]

ldionne created this revision.
ldionne added a reviewer: thieta.
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ldionne requested review of this revision.
Herald added a project: libc++.
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Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D134187

Files:
  libcxx/include/__config


Index: libcxx/include/__config
===================================================================
--- libcxx/include/__config
+++ libcxx/include/__config
@@ -24,6 +24,9 @@
 
 #ifdef __cplusplus
 
+// _LIBCPP_VERSION represents the version of libc++, which matches the version of LLVM.
+// Given a LLVM release LLVM AB.C.DE (e.g. LLVM 16.0.1 == 16.0.01), _LIBCPP_VERSION is
+// defined to ABCDE.
 #  define _LIBCPP_VERSION 16000
 
 #  define _LIBCPP_CONCAT_IMPL(_X, _Y) _X##_Y


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