Index: lldb/trunk/source/Utility/LLDBAssert.cpp
===================================================================
--- lldb/trunk/source/Utility/LLDBAssert.cpp
+++ lldb/trunk/source/Utility/LLDBAssert.cpp
@@ -21,6 +21,12 @@
   if (LLVM_LIKELY(expression))
     return;
 
+  // In a Debug configuration lldb_assert() behaves like assert().
+  assert(false && "lldb_assert failed");
+
+  // In a Release configuration it will print a warning and encourage the user
+  // to file a bug report, similar to LLVM’s crash handler, and then return
+  // execution.
   errs() << format("Assertion failed: (%s), function %s, file %s, line %u\n",
                    expr_text, func, file, line);
   errs() << "backtrace leading to the failure:\n";