Modify the "-check all" compiler option for intelLLVM as

on Hera it caused a compilation error when choosing
'debug' mode.

Fixes ufs-community#879.

CMakeLists.txt

@@ -71,6 +71,11 @@ if(CMAKE_Fortran_COMPILER_ID MATCHES "^(Intel|IntelLLVM)$")
   set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -g -traceback")
   set(CMAKE_Fortran_FLAGS_RELEASE "-O3 -fp-model precise")
   set(CMAKE_Fortran_FLAGS_DEBUG "-O0 -check all -ftrapuv")
+# On some machines (Hera), using -check all results in an error
+# at the linking step. The uninit check is the culprit.
+  if(CMAKE_Fortran_COMPILER_ID MATCHES "^(IntelLLVM)$")
+    set(CMAKE_Fortran_FLAGS_DEBUG "${CMAKE_Fortran_FLAGS_DEBUG} -check nouninit")
+  endif()
   if(APPLE)
     # The linker on macOS does not include `common symbols` by default.
     # Passing the -c flag includes them and fixes an error with undefined symbols.