From 6d375ddeac49ac8c6340398c9797354edca3f5d1 Mon Sep 17 00:00:00 2001
From: Guillaume Munch <gm@lyx.org>
Date: Tue, 20 Dec 2016 00:15:58 +0100
Subject: [PATCH] Fix compilation with Qt5.8dev

---
 src/frontends/qt4/GuiViewSource.cpp |    9 ++-------
 1 files changed, 2 insertions(+), 7 deletions(-)

diff --git a/src/frontends/qt4/GuiViewSource.cpp b/src/frontends/qt4/GuiViewSource.cpp
index 9c0ea1d..fe59387 100644
--- a/src/frontends/qt4/GuiViewSource.cpp
+++ b/src/frontends/qt4/GuiViewSource.cpp
@@ -218,14 +218,9 @@ void ViewSourceWidget::updateView(BufferView const * bv)
 	if (changed && !texrow_) {
 		// position-to-row is unavailable
 		// we jump to the first modification
-		const QChar * oc = old.constData();
-		const QChar * nc = qcontent.constData();
+		int length = min(old.length(), qcontent.length());
 		int pos = 0;
-		while (*oc != '\0' && *nc != '\0' && *oc == *nc) {
-			++oc;
-			++nc;
-			++pos;
-		}
+		for (; pos < length && old.at(pos) == qcontent.at(pos); ++pos) {}
 		QTextCursor c = QTextCursor(viewSourceTV->document());
 		//get some space below the cursor
 		c.setPosition(pos);
-- 
1.7.1