Re: Nim Seq.add vs. C++ Vector.push_back performance

[cdunn2001]

With `--newruntime` you should consider `-d:useMalloc`

For me:

  * `4.127s`: `-d:danger -d:release --newruntime`
  * `2.362s`: `-d:danger -d:release --newruntime -d:useMalloc`
  * `3.890s`: C++