re PR libfortran/21324 (#undef GFC_CLEAR_MEMORY causes testsuite failures)

re PR libfortran/21324 (#undef GFC_CLEAR_MEMORY causes testsuite failures)

2005-05-12  Thomas Koenig  <Thomas.Koenig@online.de>

        PR libfortran/21324
        * runtime/memory.c:  Don't define GFC_CLEAR_MEMORY (it's a
        performance hog).
        * io/open.c (new_unit): Zero freshly allocated memory for
        unit structure.
        * io/unit.c (init_units):  Zero freshly allocated memory for
        STDIN, STDOUT and STDERR.
        * io/unix.c (open_internal):  Zero freshly allocated memory
        for unix_stream.
        (fd_to_stream):  Likewise.

From-SVN: r99619