[clang] [llvm] [clang][unittests] Build the libclang unit tests on Windows (PR #232809)

[via cfe-commits]

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@@ -97,9 +97,7 @@ add_subdirectory(CodeGen)
 if(HAVE_CLANG_REPL_SUPPORT)
   add_subdirectory(Interpreter)
 endif()
-# FIXME: libclang unit tests are disabled on Windows due
-# to failures, mostly in libclang.VirtualFileOverlay_*.
-if(NOT WIN32 AND CLANG_TOOL_LIBCLANG_BUILD) 
+if(CLANG_TOOL_LIBCLANG_BUILD)
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UebelAndre wrote:

Requested review: clang maintainers

https://github.com/llvm/llvm-project/pull/232809