diff --git a/runtime/src/test_support/cpp/CompilerGenerated.cpp b/runtime/src/test_support/cpp/CompilerGenerated.cpp
index a5c51baed50..6e29a39841c 100644
--- a/runtime/src/test_support/cpp/CompilerGenerated.cpp
+++ b/runtime/src/test_support/cpp/CompilerGenerated.cpp
@@ -40,7 +40,8 @@ struct KBox {
 
 extern "C" {
 
-extern const int KonanNeedDebugInfo = 0;
+// Set to 1 to enable runtime assertions.
+extern const int KonanNeedDebugInfo = 1;
 
 extern const TypeInfo* theAnyTypeInfo = &theAnyTypeInfoImpl;
 extern const TypeInfo* theArrayTypeInfo = &theArrayTypeInfoImpl;