From 1f352b390c897d583bffaad695c04b613b88a139 Mon Sep 17 00:00:00 2001
From: Jean-Marc Lasgouttes <lasgouttes@lyx.org>
Date: Mon, 23 Jan 2017 10:14:20 +0100
Subject: [PATCH] Avoid markers for macros without arguments

An example was the \neq macro, which exhibited white markers when selecting.
---
 src/mathed/MathMacro.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mathed/MathMacro.cpp b/src/mathed/MathMacro.cpp
index bfa841dbe9..3502d1dfc5 100644
--- a/src/mathed/MathMacro.cpp
+++ b/src/mathed/MathMacro.cpp
@@ -313,7 +313,7 @@ bool MathMacro::addToMathRow(MathRow & mrow, MetricsInfo & mi) const
 	MathRow::Element e_beg(mi, MathRow::BEG_MACRO);
 	e_beg.inset = this;
 	e_beg.macro = this;
-	e_beg.marker = d->nesting_ == 1 ? marker() : NO_MARKER;
+	e_beg.marker = (d->nesting_ == 1 && nargs()) ? marker() : NO_MARKER;
 	mrow.push_back(e_beg);
 
 	d->macro_->lock();