diff --git a/base/runtime/default_temp_allocator_arena.odin b/base/runtime/default_temp_allocator_arena.odin
index 8f4821b4a..eafaf9fbe 100644
--- a/base/runtime/default_temp_allocator_arena.odin
+++ b/base/runtime/default_temp_allocator_arena.odin
@@ -235,6 +235,7 @@ arena_allocator_proc :: proc(allocator_data: rawptr, mode: Allocator_Mode,
 				if start < old_end && old_end == block.used && new_end <= block.capacity {
 					// grow data in-place, adjusting next allocation
 					block.used = uint(new_end)
+					arena.total_used = uint(new_end)
 					data = block.base[start:new_end]
 					// sanitizer.address_unpoison(data)
 					return
diff --git a/src/types.cpp b/src/types.cpp
index eb20b8edf..18e3b56ac 100644
--- a/src/types.cpp
+++ b/src/types.cpp
@@ -4278,6 +4278,9 @@ gb_internal i64 *type_set_offsets_of(Slice<Entity *> const &fields, bool is_pack
 gb_internal bool type_set_offsets(Type *t) {
 	t = base_type(t);
 	if (t->kind == Type_Struct) {
+		if (t->Struct.are_offsets_being_processed.load()) {
+			return true;
+		}
 		MUTEX_GUARD(&t->Struct.offset_mutex);
 		if (!t->Struct.are_offsets_set) {
 			t->Struct.are_offsets_being_processed.store(true);
diff --git a/vendor/sdl2/sdl_messagebox.odin b/vendor/sdl2/sdl_messagebox.odin
index edd8422e0..5211affd8 100644
--- a/vendor/sdl2/sdl_messagebox.odin
+++ b/vendor/sdl2/sdl_messagebox.odin
@@ -66,7 +66,7 @@ MessageBoxData :: struct {
 	message: cstring,        /**< UTF-8 message text */
 
 	numbuttons: c.int,
-	buttons:    ^MessageBoxButtonData,
+	buttons:    [^]MessageBoxButtonData,
 
 	colorScheme: ^MessageBoxColorScheme,   /**< ::SDL_MessageBoxColorScheme, can be NULL to use system settings */
 }