[coreboot-gerrit] Change in coreboot[master]: src: Add '-Wduplicated-branches' warning option

[Paul Menzel (Code Review)]

Paul Menzel has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/39561 )

Change subject: src: Add '-Wduplicated-branches' warning option
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Patch Set 23:
> Patch Set 22:
>
> (1 comment)
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> Such warning options can produce a lot of noise, e.g. false
> positives. Unless there was a serious bug in the past that
> would have been discovered by this, I'd prefer _not_ to use
> this option.

The nvidia/tegra124 code (https://review.coreboot.org/c/coreboot/+/40430) looks like a real bug.

If the non-vendorcode code would build with that option, I believe it’s a good thing, as developers can often reorganize the code (helping other developers to understand it better).