[PATCH] D156499: [InstCombine] Fold abs of known sign operand when source is sub

[Noah Goldstein via Phabricator via llvm-commits]

goldstein.w.n added a comment.

Can you add alive2 links?



================
Comment at: llvm/test/Transforms/InstCombine/abs-intrinsic.ll:533
+  ret i32 %r
+}
+
----------------
Can you split the new tests to a separate commit?


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D156499/new/

https://reviews.llvm.org/D156499