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--print target-cpus shows default target cpu, updated docs

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James Dietz 2023-04-26 21:11:14 -04:00
parent eb7a743421
commit ea17aa9141
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src/doc/rustc/src/codegen-options/index.md
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@ -574,7 +574,8 @@ change in the future.
This instructs `rustc` to generate code specifically for a particular processor.
You can run `rustc --print target-cpus` to see the valid options to pass
here. Each target has a default base CPU. Special values include:
and the default target CPU for the current buid target.
Each target has a default base CPU. Special values include:
* `native` can be passed to use the processor of the host machine.
* `generic` refers to an LLVM target with minimal features but modern tuning.