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-rw-r--r--Help/dev/experimental.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/Help/dev/experimental.rst b/Help/dev/experimental.rst
index adfa36f..336137f 100644
--- a/Help/dev/experimental.rst
+++ b/Help/dev/experimental.rst
@@ -39,6 +39,10 @@ they can use it to develop and test their dependency scanning tool.
The ``CMAKE_EXPERIMENTAL_CXX_SCANDEP_SOURCE`` variable must also be set
to tell CMake how to invoke the C++20 module dependency scanning tool.
+MSVC 19.34 (provided with Visual Studio 17.4) and above contains the support
+that CMake needs and has these variables already set up as required and only
+the UUID variable needs to be set.
+
For example, add code like the following to a test project:
.. code-block:: cmake