From 23f9d6d0b07c5fb741cb2fe39b1a10a3397ee741 Mon Sep 17 00:00:00 2001
From: spo <sergey.pokhodenko@opencascade.com>
Date: Mon, 6 Jul 2015 14:38:30 +0300
Subject: [PATCH] Issue #671 - Removing object used in feature creation with
 optional parameters.

---
 src/Model/Model_Validator.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Model/Model_Validator.cpp b/src/Model/Model_Validator.cpp
index 9875f7427..ea64242f0 100644
--- a/src/Model/Model_Validator.cpp
+++ b/src/Model/Model_Validator.cpp
@@ -196,6 +196,9 @@ bool Model_ValidatorsFactory::validate(const std::shared_ptr<ModelAPI_Feature>&
       std::map<std::string, AttrValidators>::const_iterator anAttr = 
           aFeatureIter->second.find(*anAttrIter);
       if (anAttr != aFeatureIter->second.end()) {
+        // skip not-case attributres, that really may be invalid (issue 671)
+        if (!const_cast<Model_ValidatorsFactory*>(this)->isCase(theFeature, anAttr->first))
+          continue;
         AttrValidators::const_iterator aValIter = anAttr->second.cbegin();
         for (; aValIter != anAttr->second.cend(); aValIter++) {
           std::map<std::string, ModelAPI_Validator*>::const_iterator aFound = myIDs.find(
-- 
2.39.2