1 files changed, 101 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.reverse/machinestate.c b/gdb/testsuite/gdb.reverse/machinestate.c
new file mode 100644
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--- /dev/null
+++ b/gdb/testsuite/gdb.reverse/machinestate.c
@@ -0,0 +1,101 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2008, 2009 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/>.  */
+
+/*
+ * Test restoration of machine state
+ */
+
+extern void hide (int);
+
+/* Test register variable
+   Requires -- compiler honors 'register'.  */
+
+void 
+register_state (void)
+{
+  register int a = 0;
+
+  hide (a);	/* External function to defeat optimization.  */
+  a++;		/* register_state: set breakpoint here */
+  hide (a);	/* register post-change */
+}
+
+/* Test auto variable (whatever that means).  */
+
+void
+auto_state (void)
+{
+  auto int a = 0;
+
+  hide (a);	/* External function to defeat optimization.  */
+  a++;		/* auto_state: set breakpoint here */
+  hide (a);	/* auto post-change */
+}
+
+/* Test function-static variable.  */
+
+void
+function_static_state (void)
+{
+  static int a = 0;
+
+  hide (a);	/* External function to defeat optimization.  */
+  a++;		/* function_static_state: set breakpoint here */
+  hide (a);	/* function static post-change */
+}
+
+/* Test module-static variable.  */
+
+static int astatic;
+
+void
+module_static_state (void)
+{
+  astatic = 0;
+
+  hide (astatic);	/* External function to defeat optimization.  */
+  astatic++;		/* module_static_state: set breakpoint here */
+  hide (astatic);	/* module static post-change */
+}
+
+/* Test module-global variable.  */
+
+int aglobal;
+
+void
+module_global_state (void)
+{
+  aglobal = 0;
+
+  hide (aglobal);	/* External function to defeat optimization.  */
+  aglobal++;		/* module_global_state: set breakpoint here */
+  hide (aglobal);	/* module global post-change */
+}
+
+/* main test driver */
+
+int 
+main (int argc, char **argv)
+{
+  register_state ();	/* begin main */
+  auto_state ();
+  function_static_state ();
+  module_static_state ();
+  module_global_state ();
+  
+  return 0;		/* end main */
+}