From b0e387e013b7f247074e82fd466d533cdc6dcd56 Mon Sep 17 00:00:00 2001
From: Georg Baum <baum@lyx.org>
Date: Mon, 13 Apr 2015 21:07:05 +0200
Subject: [PATCH] Make static variable non-static

This is still a hack, but a less dangerous one. The old code had a problem
if it was called from different threads, or if for some reason it would get
called recursively.
---
 src/mathed/MacroTable.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/mathed/MacroTable.cpp b/src/mathed/MacroTable.cpp
index 2d29f520e9..7a75a4f2b3 100644
--- a/src/mathed/MacroTable.cpp
+++ b/src/mathed/MacroTable.cpp
@@ -68,8 +68,7 @@ bool MacroData::expand(vector<MathData> const & args, MathData & to) const
 	updateData();
 
 	// Hack. Any inset with a cell would do.
-	static InsetMathSqrt inset(0);
-	inset.setBuffer(const_cast<Buffer &>(*buffer_));
+	InsetMathSqrt inset(const_cast<Buffer *>(buffer_));
 
 	docstring const & definition(display_.empty() ? definition_ : display_);
 	asArray(definition, inset.cell(0));