when we are trying to build marble application in ubuntu 20.04 we get the following error
:-1: error: ld.lld: error: /usr/local/5.15.1/gcc_64/lib/libQt5Positioning.so: undefined reference to __atan2_finite
:-1: error: ld.lld: error: /usr/local/5.15.1/gcc_64/lib/libQt5Positioning.so: undefined reference to __acos_finite