[PATCH] D69753: [InstCombine] Canonicalize ssub.with.overflow to ssub.sat

[Roman Lebedev via Phabricator via llvm-commits]

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

Such a pattern matching maze, wow.
Looks correct to me, but wouldn't hurt if someone else could also take a look (@nikic? @spatel ?)


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