fsb4000 updated this revision to Diff 447377.
fsb4000 added a comment.

drop the dummy file and update the release notes.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D130419/new/

https://reviews.llvm.org/D130419

Files:
  clang/docs/ReleaseNotes.rst
  clang/lib/Headers/stdatomic.h


Index: clang/lib/Headers/stdatomic.h
===================================================================
--- clang/lib/Headers/stdatomic.h
+++ clang/lib/Headers/stdatomic.h
@@ -17,7 +17,8 @@
  * explicitly disallows `stdatomic.h` in the C mode via an `#error`.  Fallback
  * to the clang resource header until that is fully supported.
  */
-#if __STDC_HOSTED__ && __has_include_next(<stdatomic.h>) && !defined(_MSC_VER)
+#if __STDC_HOSTED__ &&                                                         
\
+    __has_include_next(<stdatomic.h>) && !(defined(_MSC_VER) && 
!defined(__cplusplus))
 # include_next <stdatomic.h>
 #else
 
Index: clang/docs/ReleaseNotes.rst
===================================================================
--- clang/docs/ReleaseNotes.rst
+++ clang/docs/ReleaseNotes.rst
@@ -194,6 +194,8 @@
   move assignment operator. Fixes `Issue 56456 
<https://github.com/llvm/llvm-project/issues/56456>`_.
 - Fixed a crash when a variable with a bool enum type that has no definition
   used in comparison operators. Fixes `Issue 56560 
<https://github.com/llvm/llvm-project/issues/56560>`_.
+- Fixed incompatibility of clang's `<stdatomic.h>` with MSVC `<atomic>`.
+  Fixes `MSVC STL Issue 2862 <https://github.com/microsoft/STL/issues/2862>`_.
 
 Improvements to Clang's diagnostics
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^


Index: clang/lib/Headers/stdatomic.h
===================================================================
--- clang/lib/Headers/stdatomic.h
+++ clang/lib/Headers/stdatomic.h
@@ -17,7 +17,8 @@
  * explicitly disallows `stdatomic.h` in the C mode via an `#error`.  Fallback
  * to the clang resource header until that is fully supported.
  */
-#if __STDC_HOSTED__ && __has_include_next(<stdatomic.h>) && !defined(_MSC_VER)
+#if __STDC_HOSTED__ &&                                                         \
+    __has_include_next(<stdatomic.h>) && !(defined(_MSC_VER) && !defined(__cplusplus))
 # include_next <stdatomic.h>
 #else
 
Index: clang/docs/ReleaseNotes.rst
===================================================================
--- clang/docs/ReleaseNotes.rst
+++ clang/docs/ReleaseNotes.rst
@@ -194,6 +194,8 @@
   move assignment operator. Fixes `Issue 56456 <https://github.com/llvm/llvm-project/issues/56456>`_.
 - Fixed a crash when a variable with a bool enum type that has no definition
   used in comparison operators. Fixes `Issue 56560 <https://github.com/llvm/llvm-project/issues/56560>`_.
+- Fixed incompatibility of clang's `<stdatomic.h>` with MSVC `<atomic>`.
+  Fixes `MSVC STL Issue 2862 <https://github.com/microsoft/STL/issues/2862>`_.
 
 Improvements to Clang's diagnostics
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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