diff --git a/unittests/runtime/Stdlib.cpp b/unittests/runtime/Stdlib.cpp
index 09fd8447eb468..cd59fba9e38d2 100644
--- a/unittests/runtime/Stdlib.cpp
+++ b/unittests/runtime/Stdlib.cpp
@@ -120,6 +120,22 @@ bool _swift_dictionaryDownCastConditionalIndirect(OpaqueValue *destination,
   abort();
 }
 
+SWIFT_CC(swift) SWIFT_RUNTIME_STDLIB_INTERNAL
+void _bridgeNonVerbatimBoxedValue(const OpaqueValue *sourceValue,
+                                  OpaqueValue *destValue,
+                                  const Metadata *nativeType) {
+  abort();
+}
+
+SWIFT_CC(swift) SWIFT_RUNTIME_STDLIB_INTERNAL
+void _bridgeNonVerbatimFromObjectiveCToAny(HeapObject *sourceValue,
+                                           OpaqueValue *destValue) {
+  abort();
+}
+
+
+// ErrorObject
+
 SWIFT_CC(swift) SWIFT_RUNTIME_STDLIB_INTERNAL
 int _T0s13_getErrorCodeSiSPyxGs0B0RzlF(void *) {
   abort();