2013-04-23  Hui Zhu  <hui@codesourcery.com>

	PR gdb/15165

	* breakpoint.c (dprintf_print_recreate): New.
	(save_breakpoints): Let it not save dprintf commands.
	(initialize_breakpoint_ops): Set dprintf_print_recreate.

2013-04-23  Hui Zhu  <hui@codesourcery.com>

	PR gdb/15165

	* gdb.base/save-bp.exp: Add test for dprintf.
2013-04-23  Hui Zhu  <hui@codesourcery.com>

	PR gdb/15293

	* breakpoint.c (bpstat_what): Add BPSTAT_WHAT_SINGLE to bp_dprintf.

2013-04-23  Hui Zhu  <hui@codesourcery.com>

	PR gdb/15293

	* gdb.base/dprintf.exp: Add ignore command.
merge from gcc
	Port newlib to x86_64-pc-cygwin.
	* libc/include/sys/features.h: Redefine compilation environment
	definitions for Cygwin to cover 64 bit Cygwin.
	* libc/ctype/ctype_.c (_ctype_): Fix definition for 64 bit Cygwin.
	* libc/include/machine/setjmp.h: Change definition of _JBLEN to allow
	different values for 32 bit and 64 bit Cygwin.
	* libc/include/reent.h (stat64): Define as stat under Cygwin, instead
	of as __stat64.  Undef stat64 if not building Newlib.
	* libc/include/sys/stat.h (stat64): Define as stat under Cygwin.
	* cygwin64.din (_setjmp): Export.
	(_longjmp): Export.
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	* Makefile.in (SGMLDIRS): Accommodate dropping utils_source and
	cygwin_source from ../Makefile.common.
	* new-features.sgml (ov-new1.7.19): New section.  Document dropped
	support for pre-XP SP3 and added support for 64 bit Cygwin.
	* common/filestuff.c: Check USE_WIN32API before including
	sys/socket.h.
	(HAVE_F_GETFD): New define.
	(mark_cloexec): Check HAVE_F_GETFD.
	(gdb_open_cloexec): Change 'mode' to unsigned long.
	(gdb_socketpair_cloexec): Check HAVE_SOCKETPAIR.
	(gdb_pipe_cloexec): Check HAVE_PIPE.
	* common/filestuff.h (gdb_open_cloexec): Change 'mode' to unsigned
	long.
	* Throughout, eliminate Windows 2000 from the documentation.
	* overview.sgml (brief-history): Mention native AMD64 support.
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