| ^CMake Warning \(author\) at EmptyStringOptional\.cmake:1 \(include\): | |
| include\(\) given empty file name \(ignored\)\. | |
| Call Stack \(most recent call first\): | |
| CMakeLists\.txt:[0-9]+ \(include\) | |
| This warning is for project developers\. Use -Wno-author to suppress it\.$ |