The system is: Windows - 10.0.18363 - AMD64 Compiling the C compiler identification source file "CMakeCCompilerId.c" succeeded. Compiler: C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/VC/Tools/Llvm/bin/clang-cl.exe Build flags: Id flags: The output was: 0 Compilation of the C compiler identification source "CMakeCCompilerId.c" produced "CMakeCCompilerId.exe" The C compiler identification is Clang, found in "C:/Users/MassiveAtoms/Desktop/hashmap-bench/build/CMakeFiles/3.16.19112601-MSVC_2/CompilerIdC/CMakeCCompilerId.exe" Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" succeeded. Compiler: C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/VC/Tools/Llvm/bin/clang-cl.exe Build flags: Id flags: The output was: 0 Compilation of the CXX compiler identification source "CMakeCXXCompilerId.cpp" produced "CMakeCXXCompilerId.exe" The CXX compiler identification is Clang, found in "C:/Users/MassiveAtoms/Desktop/hashmap-bench/build/CMakeFiles/3.16.19112601-MSVC_2/CompilerIdCXX/CMakeCXXCompilerId.exe"