[PATCH] D40225: Add -std=c17 as a flag

[Richard Smith - zygoloid via Phabricator via cfe-commits]

rsmith accepted this revision.
rsmith added a comment.
This revision is now accepted and ready to land.

LGTM, makes sense to add this for GCC compatibility even if the standard ends up being called C18.


https://reviews.llvm.org/D40225