From b100baedcd639e0aeb9ab403c3927e49d456f91a Mon Sep 17 00:00:00 2001
From: hjk <qtc-committer@nokia.com>
Date: Tue, 3 Feb 2009 11:39:18 +0100
Subject: [PATCH]     Fixes:    do not emit startupProjectChanged() if the
 startup project has not changed.

    Details:  saves a few cycles
---
 src/plugins/projectexplorer/session.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/plugins/projectexplorer/session.cpp b/src/plugins/projectexplorer/session.cpp
index 88f7b53e559..a8e14e98689 100644
--- a/src/plugins/projectexplorer/session.cpp
+++ b/src/plugins/projectexplorer/session.cpp
@@ -527,6 +527,9 @@ void SessionManager::setStartupProject(Project *startupProject)
         Q_ASSERT(m_file->m_projects.contains(startupProject));
     }
 
+    if (m_file->m_startupProject == startupProject)
+        return;
+
     m_file->m_startupProject = startupProject;
     emit startupProjectChanged(startupProject);
 }
-- 
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