覆盖默认 C 新建和删除运算符的好处用自定义实现替换默认新建和删除运算符的目的在于解决特定问题挑战或优化 C 程序中的资源管理。这种做法提供了几个潜在的优势:错误检测:自定义运算符可以检测不正确的内存分配和释放,降低内存泄漏和未定义行为的风险。他们可以跟踪分配的地址并在删除时将其删除,从而识别潜在的...
In C++, determining levels in binary tree structures requires an accurate integer log2() function. The bsr instruction on modern x86 or x86-64 platforms efficiently returns the position of the highest set bit in an unsigned integer, which is identical to