From: Jean-Marc Lasgouttes <lasgouttes@lyx.org>
Date: Wed, 28 Aug 2019 16:21:17 +0000 (+0200)
Subject: Set buffer correctly when deleting column in math grid
X-Git-Tag: lyx-2.4.0dev-acb2ca7b~1562
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=5915d69eaf66cf89d5c5f24f436bc44afca24dfb;p=features.git

Set buffer correctly when deleting column in math grid

This is a followup to 837bcbb0.

Fixes bug #11623.
---

diff --git a/src/mathed/InsetMathGrid.cpp b/src/mathed/InsetMathGrid.cpp
index fe823d42e4..910450d378 100644
--- a/src/mathed/InsetMathGrid.cpp
+++ b/src/mathed/InsetMathGrid.cpp
@@ -896,6 +896,8 @@ void InsetMathGrid::delCol(col_type col)
 			tmpcellinfo.push_back(cellinfo_[i]);
 		}
 	swap(cells_, tmpcells);
+	// copying cells loses the buffer reference
+	setBuffer(*buffer_);
 	swap(cellinfo_, tmpcellinfo);
 
 	colinfo_.erase(colinfo_.begin() + col);