* fhandler_dsp.cc (fhandler_dev_dsp::fixup_after_fork): Actually call
	_fixup_after_fork rather than looping forever.
	(fhandler_dev_dsp::fixup_after_exec): Ditto.
Fix ChangeLog
	* exception.h (exception::handle_while_being_debugged): Declare.
	(exception::exception): Install unhandled exception filter.
	* exceptions.cc (exception::handle_while_being_debugged): New method.
* fhandler.h (fhandler_dev_dsp): Remove variable names from declarations.
(fhandler_dev_dsp::close_audio_in): Make __reg1.
(fhandler_dev_dsp::close_audio_out): Make __reg2.
* fhandler_dev_dsp.cc (fhandler_dev_dsp::close_audio_in): Make __reg1.
(fhandler_dev_dsp::close_audio_out): Make __reg2.
(fhandler_dev_dsp::close): Don't abruptly terminate sound just because we are
exiting.
* fhandler_dsp.cc (fhandler_dev_dsp::ioctl): Actually pass ioctl argument to
_ioctl.
2014-03-21  Sabrina Ni  <sabrinanitw@gmail.com>

        * libc/machine/nds32/setjmp.S: Optimize.
2014-03-21  Sabrina Ni  <sabrinanitw@gmail.com>

        * libc/machine/nds32/setjmp.S: Keep jmp_buff sync with GDB.
2014-03-21  Sabrina Ni  <sabrinanitw@gmail.com>

        * libc/machine/nds32/Makefile.am: Use C code implemented memcpy,
        memset for 'ISA V3M'.
        * libc/machine/nds32/Makefile.in: Generated.
        * libc/machine/nds32/configure: Generated.
        * libc/machine/nds32/configure.in: Detect IS_NDS32_ISA_V3M.
2014-03-21  Sabrina Ni  <sabrinanitw@gmail.com>

        * libc/machine/nds32/configure: Regenerated.
        * libc/machine/nds32/configure.in: Add AC_NOEXECUTABLES.
2014-03-21  Maciej W. Rozycki  <macro@codesourcery.com>

        * libc/stdlib/gd_qnan.h (f_QNAN, d_QNAN0, d_QNAN1): Add MIPS
        versions.
        (ld_QNAN0, ld_QNAN1, ld_QNAN2, ld_QNAN3): Don't define for MIPS.
        (ldus_QNAN0, ldus_QNAN1, ldus_QNAN2, ldus_QNAN3, ldus_QNAN4):
        Likewise.
        * libc/stdlib/ldtoa.c (nan113, nan64, nan53, nan24): Add MIPS
        versions.
        (enan): Handle legacy MIPS payloads.
        * libm/common/s_nan.c (nan): Use __builtin_nan if supported by
        the compiler.
        * libm/common/sf_nan.c (nanf): Likewise.
Merge branch 'Cygwin' into develop