Fix Assembly.GetCallingAssembly() (#69225)

Author: steveharter

src/coreclr/vm/appdomain.cpp

@@ -1521,9 +1521,15 @@ bool SystemDomain::IsReflectionInvocationMethod(MethodDesc* pMeth)
     }
     CONTRACTL_END;
 
-    MethodTable* pCaller = pMeth->GetMethodTable();
+    // Check for dynamically generated Invoke methods.
+    if (pMeth->IsDynamicMethod())
+    {
+        if (strncmp(pMeth->GetName(), "InvokeStub_", ARRAY_SIZE("InvokeStub_") - 1) == 0)
+            return true;
+    }
 
-    // All Reflection Invocation methods are defined in CoreLib
+    // All other reflection invocation methods are defined in CoreLib.
+    MethodTable* pCaller = pMeth->GetMethodTable();
     if (!pCaller->GetModule()->IsSystem())
         return false;
 
@@ -1579,13 +1585,6 @@ bool SystemDomain::IsReflectionInvocationMethod(MethodDesc* pMeth)
             if (CoreLibBinder::GetExistingClass(reflectionInvocationTypes[i]) == pCaller)
                 return true;
         }
-
-        // Check for dynamically generated Invoke methods.
-        if (pMeth->IsDynamicMethod())
-        {
-            if (strncmp(pMeth->GetName(), "InvokeStub_", ARRAY_SIZE("InvokeStub_") - 1) == 0)
-                return true;
-        }
     }
 
     return false;