Question: I am tasked to benchmark the time cost of almost every function in cmath for 64-bit integer and double. Here is my source code: Compile the code using GCC-8.3 (-O0 or -O3), and MSVS Community 2019 (/O2), on a ...

Question: I’d like to understand the behavior of the following code, from the C++ Standard point of view (GCC 9.3, C++20): So, int abs(int) is imported to the global namespace, while double abs(double) is not! Why? Answer: cstdlib is the ...