CMAKE_AUTOMOC_COMPILER_PREDEFINES
This variable is used to initialize the AUTOMOC_COMPILER_PREDEFINES property on all the targets. See that target property for additional information.
By default it is ON.
© 2000–2020 Kitware, Inc. and Contributors
Licensed under the BSD 3-clause License.
https://cmake.org/cmake/help/v3.17/variable/CMAKE_AUTOMOC_COMPILER_PREDEFINES.html