[Patch fortran] PR119948 - Source allocation of pure function result rejected

[Paul Richard Thomas]

Committed as r16-329-g0abc77da9d704bba55a376bb5c162a54826ab94a following OK
by Jerry on PR.

I am ready to backport in a few weeks time if that is wanted.

Regards

Paul

    Fortran: Source allocation of pure function result rejected [PR119948]

    2025-05-01  Paul Thomas  <pa...@gcc.gnu.org>

    gcc/fortran
            PR fortran/119948
            * resolve.cc (gfc_impure_variable): The result of a module
            procedure with an interface declaration is not impure even if
            the current namespace is not the same as the symbol's.

    gcc/testsuite/
            PR fortran/119948
            * gfortran.dg/pr119948.f90: New test.