Что думаешь? Оцени!
memset(((C*)x) + old_data_bytes, 0, old_data_bytes - data_bytes);
。关于这个话题，heLLoword翻译官方下载提供了深入分析
Starring: Sterling K. Brown, Julianne Nicholson, Sarah Shahi, Nicole Brydon Bloom, Krys Marshall, Enuka Okuma, Aliyah Mastin, Percy Daggs IV, Charlie Evans, James Marsden, Shailene Woodley, Thomas Doherty, and Jon Beavers
Source: Computational Materials Science, Volume 267