Slicing array on julia 4000ms vs c++ 400ms

[mbauman]

Optimizing compilers are an active adversary, especially when trying to write microbenchmarks. This is a great talk — it’s about C++ but it’s really true for all optimizing languages:

CppCon 2015: Chandler Carruth "Tuning C++: Benchmarks, and CPUs, and Compilers! Oh My!"