From b532ecec52d3ca0945493944456875f4c47ca2cb Mon Sep 17 00:00:00 2001
From: Roberto Fernandez Bautista <roberto.fer.bau@gmail.com>
Date: Wed, 23 Jun 2021 22:42:53 +0100
Subject: [PATCH] Fix ALTIUM_RULE_TOKEN qa test failure

---
 pcbnew/plugins/altium/altium_rule_transformer.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pcbnew/plugins/altium/altium_rule_transformer.h b/pcbnew/plugins/altium/altium_rule_transformer.h
index 585b82d787..761c596cba 100644
--- a/pcbnew/plugins/altium/altium_rule_transformer.h
+++ b/pcbnew/plugins/altium/altium_rule_transformer.h
@@ -126,9 +126,14 @@ private:
     {
         if( m_it != m_expr.end() )
         {
+            m_it++;
             m_pos++;
+
+            if( m_it != m_expr.end() )
+                return *( m_it );
         }
-        return *( ++m_it );
+
+        return wxUniChar();
     }
 
     size_t                   m_pos;