C++ 性能，for 与 while

2021-12-26 00:00:00 performance while-loop for-loop c++

一般而言(或根据您的经验)，for 和 while 循环之间的性能是否存在差异?

In general (or from your experience), is there difference in performance between for and while loops?

如果它们是双重/三重嵌套怎么办?

What if they are doubly/triply nested?

矢量化 (SSE) 是否受 g++ 或 Intel 编译器中的循环变量影响?

Is vectorization (SSE) affected by loop variant in g++ or Intel compilers?

谢谢

推荐答案

这里关于这个主题的好论文.

Here is a nice paper on the subject.

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