Hi,

This patch fix http://sourceware.org/bugzilla/show_bug.cgi?id=15293

Also I update dprintf.exp for this bug.

Please help me review it.

Thanks,
Hui

2013-04-19  Hui Zhu  <hui@codesourcery.com>

	PR gdb/15293

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

2013-04-19  Hui Zhu  <hui@codesourcery.com>

	PR gdb/15293

	* gdb.base/dprintf.exp: Add ignore command.