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A comment on Don’t assume that safety comes for free: a Swift case study. Parent comment

Re:Don’t assume that safety comes for free: a Swift case study by iainmerrick on Tuesday December 06, 2016 @01:36PM (#13117077)
You optimize by using "&+" instead of "+", or by compiling with "-Ounchecked".

You figure out if you need to optimize by testing and benchmarking.

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