diff --git a/docs/en/api-guides/build-system.rst b/docs/en/api-guides/build-system.rst index 1ac2adf614..b588608532 100644 --- a/docs/en/api-guides/build-system.rst +++ b/docs/en/api-guides/build-system.rst @@ -354,6 +354,10 @@ To apply the compilation flags to a single source file, use the CMake `set_sourc This can be useful if there is upstream code that emits warnings. +.. note:: + + CMake `set_source_files_properties`_ command is not applicable when the source files have been populated with help of the ``SRC_DIRS`` variable in ``idf_component_register``. See :ref:`cmake-file-globbing` for more details. + When using these commands, place them after the call to ``idf_component_register`` in the component CMakeLists file. .. _component-configuration: