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@@ -65,6 +65,12 @@ run:
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cmake -S /path/to/source -B /path/to/source/build -G Ninja
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+In cases where a preset contains lots of cache variables, and passing all of
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+them as ``-D`` flags would cause the command line length limit of the platform
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+to be exceeded, the IDE should instead construct a temporary cache script and
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+pass it with the ``-C`` flag. See :ref:`CMake Options` for details on how the
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+``-C`` flag is used.
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+
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While reading, parsing, and evaluating the contents of ``CMakePresets.json`` is
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straightforward, it is not trivial. In addition to the documentation, IDE
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vendors may also wish to refer to the CMake source code and test cases for a
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