Index: clang/test/Analysis/symbol-escape.cpp
===================================================================
--- /dev/null
+++ clang/test/Analysis/symbol-escape.cpp
@@ -0,0 +1,18 @@
+// RUN: %clang_analyze_cc1 \
+// RUN:  -analyzer-checker=cplusplus.NewDeleteLeaks \
+// RUN:  -verify %s
+
+#include <stdint.h>
+
+class C {};
+
+void payload(C *Foo) {
+  C *Bar = new C();
+  Bar = reinterpret_cast<C *>((reinterpret_cast<uintptr_t>(Foo) &
+                               ~static_cast<uintptr_t>(0x1)) |
+                              (reinterpret_cast<uintptr_t>(Bar) & 0x1));
+  (void)Bar;
+  // expected-warning@-1 {{Potential leak of memory pointed to by 'Bar'}}
+
+  delete Bar;
+}