From 85828260130df14c2add38b60d9042f793c67eac Mon Sep 17 00:00:00 2001
From: David Capello <david@igarastudio.com>
Date: Tue, 30 Jun 2020 18:53:14 -0300
Subject: [PATCH] Fix move_tiles_in_tileset

---
 src/app/util/cel_ops.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/app/util/cel_ops.cpp b/src/app/util/cel_ops.cpp
index cfd839901..eb1c949a0 100644
--- a/src/app/util/cel_ops.cpp
+++ b/src/app/util/cel_ops.cpp
@@ -701,9 +701,10 @@ void move_tiles_in_tileset(
 {
   OPS_TRACE("move_tiles_in_tileset\n");
 
+  picks.resize(std::max<int>(picks.size(), beforeIndex));
+
   int n = beforeIndex - tileset->size();
   if (n > 0) {
-    picks.resize(picks.size()+n);
     while (n-- > 0)
       cmds->executeAndAdd(new cmd::AddTile(tileset, tileset->makeEmptyTile()));
   }