1 files changed, 47 insertions, 0 deletions
diff --git a/lldb/test/expression_command/radar_9531204/TestPrintfAfterUp.py b/lldb/test/expression_command/radar_9531204/TestPrintfAfterUp.py
new file mode 100644
index 00000000000..4e0282fa17c
--- /dev/null
+++ b/lldb/test/expression_command/radar_9531204/TestPrintfAfterUp.py
@@ -0,0 +1,47 @@
+"""
+The evaluating printf(...) after break stop and then up a stack frame.
+"""
+
+import os, time
+import unittest2
+import lldb
+from lldbtest import *
+
+class Radar9531204TestCase(TestBase):
+
+    mydir = os.path.join("expression_command", "radar_9531204")
+
+    # rdar://problem/9531204
+    @unittest2.expectedFailure
+    def test_expr_commands(self):
+        """The evaluating printf(...) after break stop and then up a stack frame."""
+        self.buildDefault()
+
+        self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
+
+        self.expect("breakpoint set -n foo",
+                    BREAKPOINT_CREATED,
+            startstr = "Breakpoint created: 1: name = 'foo', locations = 1")
+
+        self.runCmd("run", RUN_SUCCEEDED)
+
+        self.runCmd("frame variable")
+
+        # This works fine.
+        self.runCmd('expression (int)printf("value is: %d.\\n", value);')
+
+        # rdar://problem/9531204
+        # "Error dematerializing struct" error when evaluating expressions "up" on the stack
+        self.runCmd('up') # frame select -r 1
+
+        self.runCmd("frame variable")
+
+        # This does not currently.
+        self.runCmd('expression (int)printf("argc is: %d.\\n", argc)')
+
+
+if __name__ == '__main__':
+    import atexit
+    lldb.SBDebugger.Initialize()
+    atexit.register(lambda: lldb.SBDebugger.Terminate())
+    unittest2.main()