From f7aa1c1c5da8b55e62c15ba5c117dbecd50468c5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Uwe=20St=C3=B6hr?= <uwestoehr@web.de>
Date: Sat, 15 Aug 2009 22:53:15 +0000
Subject: [PATCH] Text3.cpp: fix crash reported in #6133, patch from Tommaso

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@31070 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/Text3.cpp | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/Text3.cpp b/src/Text3.cpp
index b551f96397..f89326cd1e 100644
--- a/src/Text3.cpp
+++ b/src/Text3.cpp
@@ -204,13 +204,14 @@ void regexpDispatch(Cursor & cur, FuncRequest const & cmd)
 		return;
 	}
 	cur.recordUndo();
-	docstring const save_selection = grabAndEraseSelection(cur);
-	selClearOrDel(cur);
-	// replaceSelection(cur);
+	docstring sel = cur.selectionAsString(false);
+
+	// It may happen that sel is empty but there is a selection
+	replaceSelection(cur);
 
 	cur.insert(new InsetMathHull(hullRegexp));
 	cur.nextInset()->edit(cur, true);
-	cur.niceInsert(save_selection);
+	cur.niceInsert(sel);
 
 	cur.message(_("Regexp editor mode"));
 }