add "set(E3SM_LINK_WITH_FORTRAN "TRUE")" in crayclang_frontier.cmake
Some ELM external source files (such as sbetr/src/betr/betr_rxns/Tracer1beckBGCReactionsType.F90) use Fortran-compiler-specific intrinsic functions such as 'erfc', which require linking with the Fortran compiler.
Some ELM external source files (such as sbetr/src/betr/betr_rxns/Tracer1beckBGCReactionsType.F90) use Fortran-compiler-specific intrinsic functions such as 'erfc', which require linking with the Fortran compiler.
[No baseline for Frontier yet]