Sync toplevel files from GCC.

Sync toplevel files from GCC.

/:
        Sync from GCC:

        2010-05-05  Sebastian Pop  <sebastian.pop@amd.com>
        * configure.ac: Allow all the versions greater than 0.10 of PPL.
        * configure: Regenerated.

        2010-04-20  Eric Botcazou  <ebotcazou@adacore.com>
        * configure.ac (BUILD_CONFIG): Redirect output to /dev/null.
        * configure: Regenerate.

        2010-04-17  Ralf Corsépius  <ralf.corsepius@rtems.org>
        * configure.ac (*-*-rtems*): Add target-libiberty to $skipdirs.
        * configure: Regenerate.

        2010-04-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
        * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
        separately.
        * configure: Regenerate.

        2010-04-13  Steve Ellcey  <sje@cup.hp.com>
        * configure: Regenerate after change to elf.m4.

        2010-04-02  Sebastian Pop  <sebastian.pop@amd.com>
        * configure.ac: Add brackets around AC_TRY_COMPILE alternative.
        * configure: Regenerated.

        2010-04-02  Sebastian Pop  <sebastian.pop@amd.com>
        * configure.ac: Print "buggy but acceptable" when CLooG
        revision is less than 9.
        * configure: Regenerated.

config/:
        Sync from GCC:

        2010-04-13  Steve Ellcey  <sje@cup.hp.com>
        * elf.m4: Add hppa[12]*-*-hpux* to list of non-elf platforms.

        2010-01-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
        * stdint.m4 (GCC_HEADER_STDINT): Don't typedef uint8_t etc. if
        corresponding macros already exist.

bfd/:
        * configure: Regenerate.