Small mistake. Didn't maintain the texture pointer in the sprite so it could go out of scope and crash with use after free.

include/guecs/sfml/components.hpp

@@ -30,6 +30,7 @@ namespace guecs {
     bool stretch = true;
     bool is_icon = false;
     std::shared_ptr<sf::Sprite> sprite = nullptr;
+    std::shared_ptr<sf::Texture> texture = nullptr;
 
     void init(lel::Cell &cell);
     void update(const string& new_name);

meson.build

@@ -10,7 +10,9 @@ project('lel-guecs', 'cpp',
   ])
 
 # use this for common options only for our executables
-cpp_args=[]
+cpp_args=[
+  '-Wno-deprecated-declarations'
+  ]
 link_args=[]
 # these are passed as override_defaults
 exe_defaults = [ 'warning_level=2' ]

src/guecs/sfml/components.cpp

@@ -59,7 +59,8 @@ namespace guecs {
     if(new_name != name) {
       name = new_name;
       auto sprite_texture = BACKEND->get_sprite(name);
-      sprite->setTexture(*sprite_texture.texture);
+      texture = sprite_texture.texture;
+      sprite->setTexture(*texture);
       sprite->setTextureRect({{0,0},sprite_texture.frame_size});
     }
   }
@@ -71,7 +72,8 @@ namespace guecs {
     auto bounds = sprite_texture.frame_size;
 
     sf::IntRect rect{{0,0}, bounds};
-    sprite = make_shared<sf::Sprite>(*sprite_texture.texture, rect);
+    texture = sprite_texture.texture;
+    sprite = make_shared<sf::Sprite>(*texture, rect);
 
     if(stretch) {
       sprite->setScale({