CMake Error at TRANSFORM-selector-AT-no-arguments.cmake:[0-9]+ \(file\):
  Error evaluating generator expression:

    \$<LIST:TRANSFORM,a;b,TOUPPER,AT>

  sub-command TRANSFORM, selector AT expects at least one numeric value.
Call Stack \(most recent call first\):
  CMakeLists.txt:[0-9]+ \(include\)