From 97fb94d90fddb47a49f5d7c8c06304ce01b51346 Mon Sep 17 00:00:00 2001
From: Enrico Forestieri <forenr@lyx.org>
Date: Thu, 19 Aug 2010 07:28:49 +0000
Subject: [PATCH] Fix crash when mutating eqnarray-like environments with
 labeled lines to display equations.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@35163 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/mathed/InsetMathHull.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mathed/InsetMathHull.cpp b/src/mathed/InsetMathHull.cpp
index 980801d84d..4fd4afe992 100644
--- a/src/mathed/InsetMathHull.cpp
+++ b/src/mathed/InsetMathHull.cpp
@@ -1052,6 +1052,7 @@ void InsetMathHull::mutate(HullType newtype)
 			for (row_type row = 0; row < nrows(); ++row) {
 				if (label_[row]) {
 					label_[0] = label_[row];
+					label_[row] = 0;
 					break;
 				}
 			}
-- 
2.39.2