This patch to syncs libiberty with upstream gcc.

Largest change here is the addition of demangling dlang symbols, which
means following this will be the removal of dlang demangling on gdb's
side.

-- Iain.


libiberty/
2014-09-26  Jason Merrill  <jason@redhat.com>

       * cp-demangle.c (d_substitution): Handle abi tags on abbreviation.

2014-09-26  Max Ostapenko  <m.ostapenko@partner.samsung.com>

       * pex-common.h (struct pex_funcs): Add new parameter for
open_write field.
       * pex-unix.c (pex_unix_open_write): Add support for new parameter.
       * pex-djgpp.c (pex_djgpp_open_write): Likewise.
       * pex-win32.c (pex_win32_open_write): Likewise.
       * pex-common.c (pex_run_in_environment): Likewise.

2014-09-23  Iain Buclaw  <ibuclaw@gdcproject.org>

       * Makefile.in (CFILES): Add d-demangle.c.
       (REQUIRED_OFILES): Add d-demangle.o.
       * cplus-dem.c (libiberty_demanglers): Add dlang_demangling case.
       (cplus_demangle): Likewise.
       * d-demangle.c: New file.
       * testsuite/Makefile.in (really-check): Add check-d-demangle.
       * testsuite/d-demangle-expected: New file.

2014-09-19  Ian Lance Taylor  <iant@google.com>

       * simple-object-elf.c (simple_object_elf_write_ehdr): Correctly
       handle objects with more than SHN_LORESERVE sections.
       (simple_object_elf_write_shdr): Add sh_link parameter.
       (simple_object_elf_write_to_file): Correctly handle objects with
       more than SHN_LORESERVE sections.

2014-08-29  Andrew Burgess  <aburgess@broadcom.com>

       * cp-demangle.c (d_dump): Only access field from s_fixed part of
       the union for DEMANGLE_COMPONENT_FIXED_TYPE.
       (d_count_templates_scopes): Likewise.

2014-08-13  Gary Benson  <gbenson@redhat.com>

       * testsuite/demangler-fuzzer.c: New file.
       * testsuite/Makefile.in (fuzz-demangler): New rule.
       (demangler-fuzzer): Likewise.
       (mostlyclean): Clean up demangler fuzzer.
---