Use fallback load context as binding context for dynamic parent assembly

diff --git a/src/vm/assemblyspec.cpp b/src/vm/assemblyspec.cpp
index 2b4b1fb48032d65c9ce7985cbc850826ca0e7c8c..b9e94e8a8177281be131922276a6d722b2d3b673 100644 (file)
--- a/src/vm/assemblyspec.cpp
+++ b/src/vm/assemblyspec.cpp
@@ -1256,6 +1256,15 @@ ICLRPrivBinder* AssemblySpec::GetBindingContextFromParentAssembly(AppDomain *pDo
         
         // ICLRPrivAssembly implements ICLRPrivBinder and thus, "is a" binder in a manner of semantics.
         pParentAssemblyBinder = pParentPEAssembly->GetBindingContext();
+        if (pParentAssemblyBinder == NULL)
+        {
+            if (pParentPEAssembly->IsDynamic())
+            {
+                // If the parent assembly is dynamically generated, then use its fallback load context
+                // as the binder.
+                pParentAssemblyBinder = pParentPEAssembly->GetFallbackLoadContextBinder();
+            }
+        }
     }
 
 #if defined(FEATURE_HOST_ASSEMBLY_RESOLVER)