Index: clang/docs/ReleaseNotes.rst =================================================================== --- clang/docs/ReleaseNotes.rst +++ clang/docs/ReleaseNotes.rst @@ -109,6 +109,10 @@ The following options are deprecated and ignored. They will be removed in future versions of Clang. +- The clang-cl ``/fallback`` flag, which made clang-cl invoke Microsoft Visual + C++ on files it couldn't compile itself, has been deprecated. It will be + removed in Clang 13. + - ... Modified Compiler Flags