experiment: try to use clang-cl on windows

setup.py

@@ -55,6 +55,7 @@ class CMakeBuild(build_ext):
 
         if platform.system() == "Windows":
             cmake_args += ['-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{}={}'.format(cfg.upper(), extdir)]
+            cmake_args += ['-T "ClangCL"']
             if sys.maxsize > 2**32:
                 cmake_args += ['-A', 'x64']
             build_args += ['--', '/m']