[llvm-dev] opt

[Stefanos Baziotis via llvm-dev]

You can just run opt with -O2 and -O3 and compare the results. Similarly
about the performance of the executed code.

- Stefanos

On Thu, Apr 9, 2020, 15:39 nethish via llvm-dev <llvm-dev at lists.llvm.org>
wrote:

> Is there a way to compare two optimization passes in opt?
> For example to compare resulting code after applying -O3 and -O2.
> Compare the performance between O2 code and O3 code?
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