MISRA_DEBUG_ALLOCATOR_MAGIC

    
    static DebugAllocator *debug_validate_self(const Allocator *self) {
        if (!self || self->__magic != MISRA_DEBUG_ALLOCATOR_MAGIC) {
            LOG_FATAL("type-confusion: allocator passed to debug_allocator_* is not a DebugAllocator");
        }

            .effort      = parent->effort,
            .retry_limit = parent->retry_limit,
            .__magic     = MISRA_DEBUG_ALLOCATOR_MAGIC,
        };
        dbg->parent                = parent;