[PATCH] D93912: [libc++][P1679] add string contains

[Mark de Wever via Phabricator via llvm-commits]

Mordante added a comment.

In D93912#2479938 <https://reviews.llvm.org/D93912#2479938>, @WimLeflere wrote:

>> The macro should be added to `libcxx/utils/generate_feature_test_macro_components.py`, then run the script to generate the proper macros and tests.
>
> Thanks!
> Should I check in the (changed) generated files?

Yes please.


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