1 files changed, 5 insertions, 2 deletions

diff --git a/gfx/src/scene/scene_memory.c b/gfx/src/scene/scene_memory.c
index ecd9434..cace654 100644
--- a/gfx/src/scene/scene_memory.c
+++ b/gfx/src/scene/scene_memory.c
@@ -46,8 +46,11 @@ typedef struct SceneMemory {
 
 static SceneMemory mem;
 
-#define ALLOC_DUMMY(POOL) \
-  assert(mempool_get_block_index(POOL, mempool_alloc(POOL)) == 0)
+#define ALLOC_DUMMY(POOL)                               \
+  {                                                     \
+    const void* object = mempool_alloc(POOL);           \
+    assert(mempool_get_block_index(POOL, object) == 0); \
+  }
 
 #define PLURAL(name)    name##s
 #define MEM_FIELD(name) mem.PLURAL(name)