CMAKE_INTERPROCEDURAL_OPTIMIZATION
Default value for INTERPROCEDURAL_OPTIMIZATION of targets.
This variable is used to initialize the INTERPROCEDURAL_OPTIMIZATION property on all the targets. See that target property for additional information.
© 2000–2020 Kitware, Inc. and Contributors
Licensed under the BSD 3-clause License.
https://cmake.org/cmake/help/v3.15/variable/CMAKE_INTERPROCEDURAL_OPTIMIZATION.html