> 2 code commits * Squashing commits works like that. * Only having to change a few things to achieve a performance gain is a signature of well-designed softw

> 2 code commits * Squashing commits works like that. * Only having to change a few things to achieve a performance gain is a signature of well-designed software. * The second commit touches nearly 1Kloc. > any tests Performance improvements aren't supposed to result in a change of behavior (although tests can be reused for benchmarking/profiling). A large test suite[1] that covers behavior already exists. [1]: https://github.com/Microsoft/ChakraCore/tree/master/test https://github.com/Microsoft/ChakraCore/tree/master/test