From f51a403518c23933947bdd84de941ef19f0f1387 Mon Sep 17 00:00:00 2001
From: Nikolai Kosjar <nikolai.kosjar@theqtcompany.com>
Date: Wed, 15 Jul 2015 17:14:57 +0200
Subject: [PATCH] Clang: Send unregisterProjectParts only with non-empty list

Change-Id: Id11d420c481758ccd58921dddc92c6036c9204e1
Reviewed-by: Marco Bubke <marco.bubke@theqtcompany.com>
---
 src/plugins/clangcodemodel/clangmodelmanagersupport.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/plugins/clangcodemodel/clangmodelmanagersupport.cpp b/src/plugins/clangcodemodel/clangmodelmanagersupport.cpp
index 0a80d18fc10..f28c0d215dd 100644
--- a/src/plugins/clangcodemodel/clangmodelmanagersupport.cpp
+++ b/src/plugins/clangcodemodel/clangmodelmanagersupport.cpp
@@ -175,7 +175,8 @@ void ModelManagerSupportClang::onProjectPartsUpdated(ProjectExplorer::Project *p
 
 void ModelManagerSupportClang::onProjectPartsRemoved(const QStringList &projectPartIds)
 {
-    m_ipcCommunicator.unregisterProjectPartsForCodeCompletion(projectPartIds);
+    if (!projectPartIds.isEmpty())
+        m_ipcCommunicator.unregisterProjectPartsForCodeCompletion(projectPartIds);
 }
 
 #ifdef QT_TESTLIB_LIB