[Bug fortran/64104] [F2003][IEEE] Allow IEEE functions in specification expressions

[fxcoudert at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64104

--- Comment #4 from Francois-Xavier Coudert <fxcoudert at gcc dot gnu.org> ---
Author: fxcoudert
Date: Fri Aug  7 15:02:15 2015
New Revision: 226723

URL: https://gcc.gnu.org/viewcvs?rev=226723&root=gcc&view=rev
Log:
        PR fortran/64104

        * expr.c (gfc_check_init_expr): Allow some IEEE functions in
        constant expressions.
        (external_spec_function): Allow some IEEE functions in specification
        expressions.
        * simplify.c (gfc_simplify_ieee_selected_real_kind): Remove.
        (simplify_ieee_selected_real_kind, simplify_ieee_support,
        matches_ieee_function_name, gfc_simplify_ieee_functions): New
        functions.
        * gfortran.h (gfc_simplify_ieee_selected_real_kind): Remove
        prototype.
        (gfc_simplify_ieee_functions): Add prototype.

        * gfortran.dg/ieee/ieee_8.f90: New test.

Added:
    trunk/gcc/testsuite/gfortran.dg/ieee/ieee_8.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/expr.c
    trunk/gcc/fortran/gfortran.h
    trunk/gcc/fortran/simplify.c
    trunk/gcc/testsuite/ChangeLog