From 52d0462aa5252f1728db5ace5ed17cb3af94d6c6 Mon Sep 17 00:00:00 2001
From: Artur Wieczorek <artwik@wp.pl>
Date: Sat, 28 Jul 2018 14:18:04 +0200
Subject: [PATCH] Fix closing empty subpath (Core Graphics)

CGPathCloseSubpath() shouldn't be invoked if the path is empty to suppress harmless warning displayed on console.
---
 src/osx/carbon/graphics.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/osx/carbon/graphics.cpp b/src/osx/carbon/graphics.cpp
index 01a54e106a..5569691a93 100644
--- a/src/osx/carbon/graphics.cpp
+++ b/src/osx/carbon/graphics.cpp
@@ -1240,7 +1240,10 @@ void wxMacCoreGraphicsPathData::AddPath( const wxGraphicsPathData* path )
 // closes the current subpath
 void wxMacCoreGraphicsPathData::CloseSubpath()
 {
-    CGPathCloseSubpath( m_path );
+    if ( !CGPathIsEmpty(m_path) )
+    {
+        CGPathCloseSubpath( m_path );
+    }
 }
 
 // gets the last point of the current path, (0,0) if not yet set