From c5650e4e46326c117c27c9e84bb3b6b68ddbb2b6 Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Sun, 17 Jul 2022 12:42:51 +0200
Subject: [PATCH] savemem:: do not crash because of flashdata not cleared

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

diff --git a/graph.cpp b/graph.cpp
index ae91dc8a..f4f77a69 100644
--- a/graph.cpp
+++ b/graph.cpp
@@ -4285,6 +4285,10 @@ struct flashdata {
 
 vector<flashdata> flashes;
 
+auto ahgf = addHook(hooks_removecells, 1, [] () {
+  eliminate_if(flashes, [] (flashdata& f) { return is_cell_removed(f.where); });
+  });
+
 EX void drawBubble(cell *c, color_t col, string s, ld size) {
   LATE( drawBubble(c, col, s, size); )
   auto fd = flashdata(ticks, 1000, c, col, 0);