PR gdb/11557

	gdb/
	* regcache.c (registers_changed): Rename to ...
	(registers_changed_ptid): ... this, and only delete register cache
	entries matching the ptid filter argument.
	(registers_changed): Reimplement on top of registers_changed_ptid.
	* regcache.h (registers_changed_ptid): Declare.
	* target.c (target_resume): Flush register caches.

	gdb/testsuite/
	* gdb.mi/mi-ns-stale-regcache.exp, gdb.mi/ns-stale-regcache.c: New
	files.

1 files changed, 30 insertions, 0 deletions

diff --git a/gdb/testsuite/gdb.mi/ns-stale-regcache.c b/gdb/testsuite/gdb.mi/ns-stale-regcache.c
new file mode 100644
index 0000000..0e51f75
--- /dev/null
+++ b/gdb/testsuite/gdb.mi/ns-stale-regcache.c
@@ -0,0 +1,30 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2010 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <unistd.h>
+
+int
+main (int argc, char **argv)
+{
+  volatile int my_number = 1;
+
+  while (my_number > 0)
+    {
+      usleep (1);
+    }
+}