[coreboot-gerrit] [S] Change in coreboot[main]: xcompile: Add -Wextra with temporary exceptions

[Elyes Haouas (Code Review)]

Attention is currently required from: Felix Singer, Martin L Roth.

Elyes Haouas has posted comments on this change by Felix Singer. ( https://review.coreboot.org/c/coreboot/+/83347?usp=email )

Change subject: xcompile: Add -Wextra with temporary exceptions
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Patch Set 3:

(1 comment)

Patchset:

PS3: 
I would have done the opposite.
"Wextra" may evolve with new options which may generate compilation errors in the future.
On the other hand, activating the options individually seems more appropriate to me.
Once you have covered all of the "Wextra" options, you can activate it.