From 991b493afc385de84e916e7e23e9313825d6e6d9 Mon Sep 17 00:00:00 2001
From: Roland Reichwein <mail@reichwein.it>
Date: Fri, 14 Feb 2020 09:17:25 +0100
Subject: Bugfix

---
 grammer.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/grammer.cpp b/grammer.cpp
index dc65876..2fc136c 100644
--- a/grammer.cpp
+++ b/grammer.cpp
@@ -249,8 +249,12 @@ void Compiler::RemoveLastNode()
  if (node_id == root_node_id) { // No parent -> remove root
   if (node.child_ids.empty()) { // No children -> now tree is empty
    clear();
+  } else if (ChildIdIsToken(node.child_ids.back())) { // last token child: remove
+    tokens_used--;
+    node.child_ids.pop_back();
   } else if (node.child_ids.size() == 1) { // One child: removing possible
    if (!ChildIdIsToken(node.child_ids[0])) {
+    // node: set new root
     nodes[node.child_ids[0]].parent_node_id = node.child_ids[0];
     root_node_id = node.child_ids[0];
    }
-- 
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