math中进行cmake和make都报错

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cmake报错如下:
-- Configuring done
CMake Error: Cannot determine link language for target "math".
CMake Error: CMake can not determine linker language for target: math
-- Generating done
make报错如下:
make[2]: *** No rule to make target 'CMakeFiles/math.dir/build'。 停止。
CMakeFiles/Makefile2:67: recipe for target 'CMakeFiles/math.dir/all' failed
make[1]: *** [CMakeFiles/math.dir/all] Error 2
Makefile:83: recipe for target 'all' failed
make: *** [all] Error 2