From: Enrico Forestieri <forenr@lyx.org>
Date: Wed, 28 May 2014 18:50:45 +0000 (+0200)
Subject: Avoid an assertion.
X-Git-Tag: 2.2.0alpha1~1888
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=061509bf;p=features.git

Avoid an assertion.

Do not assert if an inset separator is the only item of a List
environment. Although it is a weird thing to do, both GUI and
latex output can deal with it.
---

diff --git a/src/TextMetrics.cpp b/src/TextMetrics.cpp
index e8053cb36f..1b434a503c 100644
--- a/src/TextMetrics.cpp
+++ b/src/TextMetrics.cpp
@@ -695,13 +695,13 @@ int TextMetrics::labelFill(pit_type const pit, Row const & row) const
 	Paragraph const & par = text_->getPar(pit);
 
 	pos_type last = par.beginOfBody();
-	LBUFERR(last > 0);
+	LBUFERR(last > 0 || par.isEnvSeparator(0));
 
 	// -1 because a label ends with a space that is in the label
 	--last;
 
 	// a separator at this end does not count
-	if (par.isLineSeparator(last))
+	if (last >= 0 && par.isLineSeparator(last))
 		--last;
 
 	int w = 0;