CMake Deprecation Warning at CMakeLists.txt:36 (cmake_policy): The OLD behavior for policy CMP0046 will be removed from a future version of CMake. The cmake-policies(7) manual explains that the OLD behaviors of all policies are deprecated and that a policy should be set to OLD only under specific short-term circumstances. Projects should be ported to the NEW behavior and not rely on setting a policy to OLD.CMake Deprecation Warning at CMakeLists.txt:42 (cmake_policy): The OLD behavior for policy CMP0054 will be removed from a future version of CMake. The cmake-policies(7) manual explains that the OLD behaviors of all policies are deprecated and that a policy should be set to OLD only under specific short-term circumstances. Projects should be ported to the NEW behavior and not rely on setting a policy to OLD.
gcc warnings (this MR did not fix warnings related to openmpi):
