From c0dcee7cdcc5d7841d050682a35ccf59dc668fcb Mon Sep 17 00:00:00 2001
From: albert-github <albert.tests@gmail.com>
Date: Sat, 6 Jun 2020 13:22:04 +0200
Subject: issue #7833 Empty string in PREDEFINED throws

Ignore empty strings
---
 src/configimpl.l | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/configimpl.l b/src/configimpl.l
index 9cea61b..57e7c78 100644
--- a/src/configimpl.l
+++ b/src/configimpl.l
@@ -1102,7 +1102,7 @@ static void substEnvVarsInStrList(StringVector &sl)
     }
     else // just goto the next element in the list
     {
-      results.push_back(result.data());
+      if (!result.isEmpty()) results.push_back(result.data());
     }
   }
   sl = results;
-- 
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