2009-01-04  Tobias Burnus  <burnus@net-b.de>

        PR fortran/41872
        * trans-expr.c (gfc_conv_procedure_call): Add indirect ref
        for functions returning allocatable scalars.
        * trans-stmt.c (gfc_trans_allocate): Emmit error when
        reallocating an allocatable scalar.
        * trans.c (gfc_allocate_with_status): Fix pseudocode syntax
        in comment.
        * trans-decl.c (gfc_trans_deferred_vars): Nullify local
        allocatable scalars.
        (gfc_generate_function_code): Nullify result variable for
        allocatable scalars.
        
        PR fortran/40849
        * module.c (gfc_use_module): Fix warning string to allow
        for translation.

        PR fortran/42517
        * invoke.texi (-fcheck=recursion): Mention that the checking
        is also disabled for -frecursive.
        * trans-decl.c (gfc_generate_function_code): Disable
        -fcheck=recursion when -frecursive is used.

        * intrinsic.texi (iso_c_binding): Improve wording.

2009-01-04  Tobias Burnus  <burnus@net-b.de>

        PR fortran/41872
        * gfortran.dg/allocatable_scalar_5.f90: New test.
        * gfortran.dg/allocatable_scalar_6.f90: New test.

From-SVN: r155606