From 482723851e1b3fad000cfce64cda7f9d6e8070a0 Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Mon, 13 Jan 2020 02:30:39 +0100
Subject: [PATCH] fix const correctness

---
 src/App/PropertyFile.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/App/PropertyFile.h b/src/App/PropertyFile.h
index 3b534e62e4..349bc2e7c5 100644
--- a/src/App/PropertyFile.h
+++ b/src/App/PropertyFile.h
@@ -111,7 +111,7 @@ public:
     std::string getExchangeTempFile(void) const;
     std::string getOriginalFileName(void) const;
 
-    bool isEmpty(void){return _cValue.empty();}
+    bool isEmpty(void) const {return _cValue.empty();}
 
 protected:
     // get the transient path if the property is in a DocumentObject