From c1c4768921c05bb225409e7bd6026a20469bf801 Mon Sep 17 00:00:00 2001
From: Roman Telezhynskyi <kroluku@gmail.com>
Date: Mon, 9 Sep 2019 18:49:59 +0300
Subject: [PATCH] Fix potential crash place.

--HG--
branch : develop
---
 src/libs/vlayout/vabstractpiece.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libs/vlayout/vabstractpiece.h b/src/libs/vlayout/vabstractpiece.h
index 16d37b03a..8650b0f18 100644
--- a/src/libs/vlayout/vabstractpiece.h
+++ b/src/libs/vlayout/vabstractpiece.h
@@ -205,7 +205,7 @@ QVector<T> VAbstractPiece::CorrectEquidistantPoints(const QVector<T> &points, bo
         }
     }
 
-    if (buf2.first() != buf2.last())
+    if (not buf2.isEmpty() && buf2.first() != buf2.last())
     {
         buf2.append(buf2.first());
     }