3 files changed, 107 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/lang/objc/objc-ivar-stripped/Makefile b/packages/Python/lldbsuite/test/lang/objc/objc-ivar-stripped/Makefile
new file mode 100644
index 0000000000000..4365ed9ae9367
--- /dev/null
+++ b/packages/Python/lldbsuite/test/lang/objc/objc-ivar-stripped/Makefile
@@ -0,0 +1,15 @@
+LEVEL = ../../../make
+
+OBJC_SOURCES := main.m
+LDFLAGS = $(CFLAGS) -lobjc -framework Foundation
+
+default:        a.out.stripped
+
+a.out.stripped: a.out.dSYM
+	strip -o a.out.stripped a.out
+
+clean::
+	rm -f a.out.stripped
+	rm -rf a.out.stripped.dSYM
+
+include $(LEVEL)/Makefile.rules
diff --git a/packages/Python/lldbsuite/test/lang/objc/objc-ivar-stripped/TestObjCIvarStripped.py b/packages/Python/lldbsuite/test/lang/objc/objc-ivar-stripped/TestObjCIvarStripped.py
new file mode 100644
index 0000000000000..78c7123eefca7
--- /dev/null
+++ b/packages/Python/lldbsuite/test/lang/objc/objc-ivar-stripped/TestObjCIvarStripped.py
@@ -0,0 +1,59 @@
+"""Test printing ObjC objects that use unbacked properties - so that the static ivar offsets are incorrect."""
+
+from __future__ import print_function
+
+
+
+import os, time
+import lldb
+from lldbsuite.test.lldbtest import *
+import lldbsuite.test.lldbutil as lldbutil
+
+class TestObjCIvarStripped(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def setUp(self):
+        # Call super's setUp().
+        TestBase.setUp(self)
+        # Find the line numbers to break inside main().
+        self.main_source = "main.m"
+        self.stop_line = line_number(self.main_source, '// Set breakpoint here.')
+
+    @skipUnlessDarwin
+    @skipIfDwarf    # This test requires a stripped binary and a dSYM
+    @skipIfDWO      # This test requires a stripped binary and a dSYM
+    @add_test_categories(['pyapi'])
+    def test_with_python_api(self):
+        """Test that we can find stripped Objective-C ivars in the runtime"""
+        self.build()
+        exe = os.path.join(os.getcwd(), "a.out.stripped")
+
+        target = self.dbg.CreateTarget(exe)
+        self.assertTrue(target, VALID_TARGET)
+
+        self.dbg.HandleCommand("add-dsym a.out.dSYM")
+
+        breakpoint = target.BreakpointCreateByLocation(self.main_source, self.stop_line)
+        self.assertTrue(breakpoint.IsValid() and breakpoint.GetNumLocations() > 0, VALID_BREAKPOINT)
+
+        process = target.LaunchSimple (None, None, self.get_process_working_directory())
+        self.assertTrue (process, "Created a process.")
+        self.assertTrue (process.GetState() == lldb.eStateStopped, "Stopped it too.")
+
+        thread_list = lldbutil.get_threads_stopped_at_breakpoint (process, breakpoint)
+        self.assertTrue (len(thread_list) == 1)
+        thread = thread_list[0]
+        
+        frame = thread.GetFrameAtIndex(0)
+        self.assertTrue (frame, "frame 0 is valid")
+        
+        # Test the expression for mc->_foo
+
+        error = lldb.SBError()
+
+        ivar = frame.EvaluateExpression ("(mc->_foo)")
+        self.assertTrue(ivar, "Got result for mc->_foo")
+        ivar_value = ivar.GetValueAsSigned (error)
+        self.assertTrue (error.Success())
+        self.assertTrue (ivar_value == 3)
diff --git a/packages/Python/lldbsuite/test/lang/objc/objc-ivar-stripped/main.m b/packages/Python/lldbsuite/test/lang/objc/objc-ivar-stripped/main.m
new file mode 100644
index 0000000000000..ed9c1d9ec4268
--- /dev/null
+++ b/packages/Python/lldbsuite/test/lang/objc/objc-ivar-stripped/main.m
@@ -0,0 +1,33 @@
+#import <Foundation/Foundation.h>
+
+@interface MyClass : NSObject {
+@public
+  int _foo;
+};
+
+-(id)init;
+@end
+
+@implementation MyClass
+
+-(id)init
+{
+  if ([super init])
+  {
+    _foo = 3;
+  }
+
+  return self;
+}
+
+@end
+
+int main ()
+{
+  @autoreleasepool
+  {
+    MyClass *mc = [[MyClass alloc] init];
+
+    NSLog(@"%d", mc->_foo); // Set breakpoint here.
+  }
+}