Backup, Decl,Type parsing enum,structs etc.

memory.c

@@ -35,6 +35,8 @@ arena_push_size(Arena *a, SizeU size){
   a->len = align_up(a->len, a->alignment);
   void *result = (U8*)a->memory.data + a->len;
   a->len += size;
+  
+  memory_zero(result, size);
   return result;
 }