Intel Fortran update
release note によりますと、llvm 上の ifx で parameterized derived type がサポートされたようです。 user defined derived type I/O はどうでしょうか?
Major Features Supported New in 2022.2
Intel® Fortran Compiler, based on modern LLVM technology, adds support for parameterized derived types, F2018 IEEE Compare, and VAX structures support.
The Intel Fortran Compiler expands its support for OpenMP 5.0 with Declare Mapper for scalars support.
Intel® Fortran Compiler & Intel® Fortran Compiler Classic
The new Intel® Fortran Compiler, based on modern LLVM technology, adds support for parameterized derived types, F2018 IEEE Compare, and VAX structures support.
The Intel Fortran Compiler expands its support for OpenMP 5.0 with Declare Mapper for scalars support.
New platform optimizations for recently released and upcoming Intel® Processors.
$ ifx --version ifx (IFORT) 2022.1.0 20220316 Copyright (C) 1985-2022 Intel Corporation. All rights reserved. $ ifort --version ifort (IFORT) 2021.6.0 20220226 Copyright (C) 1985-2022 Intel Corporation. All rights reserved.