On Wed, Feb 28, 2024 at 10:42:36PM +0000, Ken Woolridge wrote: > A little background: I have Intel's Fortran90 compiler which > I used for years. However, I recently had to reinstall it > and found that the key was no longer valid. Intel did not > have the decency to return my emails so I looked for another > Fortran90 compiler.
Intel's OneApi is available for download and use without a license key. This isn't the forum to discuss how to go about getting a useable OneApi. > I am in the process of testing gfortran. However, when I > compile a module called MOD_WIN_APIS containing interfaces > to Microsoft API functions I get the error: > > Error: Derived type '{whatever}' at (1) is being used before it is defined > > I have defined these types in another module named MOD_TYPES > which is compiled prior to MOD_WIN_APIS. MOD_WIN_APIS uses MOD_TYPES > (with the statement "USE MOD_TYPES") prior to any interfaces being defined. > > Why am I getting this error when the types are defined??? Stab in the dark. mod_types.mod is another directory. Try adding the "-I. -I${path_to_mod_types.mod}" to your command line. -- Steve