Remember to mark the OptionValueUUID as set in SetOptionValue. 

git-svn-id: https://llvm.org/svn/llvm-project/llvdb/trunk@140835 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Interpreter/OptionGroupUUID.cpp b/source/Interpreter/OptionGroupUUID.cpp
index d009008..c8f86c2 100644
--- a/source/Interpreter/OptionGroupUUID.cpp
+++ b/source/Interpreter/OptionGroupUUID.cpp
@@ -57,6 +57,8 @@
     {
         case 'u':
             error = m_uuid.SetValueFromCString (option_arg);
+            if (error.Success())
+                m_uuid.SetOptionWasSet();
             break;
 
         default: