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-rw-r--r--Help/variable/MSVC.rst6
-rw-r--r--Help/variable/MSVC_VERSION.rst3
2 files changed, 6 insertions, 3 deletions
diff --git a/Help/variable/MSVC.rst b/Help/variable/MSVC.rst
index 22a087a..ca8775c 100644
--- a/Help/variable/MSVC.rst
+++ b/Help/variable/MSVC.rst
@@ -1,8 +1,8 @@
MSVC
----
-``True`` when using Microsoft Visual C++.
-
-Set to ``true`` when the compiler is some version of Microsoft Visual C++.
+Set to ``true`` when the compiler is some version of Microsoft Visual
+C++ or another compiler simulating Visual C++. Any compiler defining
+``_MSC_VER`` is considered simulating Visual C++.
See also the :variable:`MSVC_VERSION` variable.
diff --git a/Help/variable/MSVC_VERSION.rst b/Help/variable/MSVC_VERSION.rst
index 0a3a7a6..5f70c02 100644
--- a/Help/variable/MSVC_VERSION.rst
+++ b/Help/variable/MSVC_VERSION.rst
@@ -2,6 +2,9 @@ MSVC_VERSION
------------
The version of Microsoft Visual C/C++ being used if any.
+If a compiler simulating Visual C++ is being used, this variable is set
+to the toolset version simulated as given by the ``_MSC_VER``
+preprocessor definition.
Known version numbers are::