[InstCombine] update code/test comments; NFC
authorSanjay Patel <spatel@rotateright.com>
Sat, 11 Sep 2021 14:52:00 +0000 (10:52 -0400)
committerSanjay Patel <spatel@rotateright.com>
Sat, 11 Sep 2021 14:53:53 +0000 (10:53 -0400)
commit75e8eb2b10b15b027608adb0d3eaaefbd19e5993
tree317caa0faf68aa78ad401890fafd3dc4c0976997
parentf5806830e064154a42d70b51863d4d4afe706fc5
[InstCombine] update code/test comments; NFC

Follow-up for post-commit suggestion on:
28afaed691a0a7ca46bb9f64fac11

The comments were partly copied from the original
code, but not updated to match the new code.
llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
llvm/test/Transforms/InstCombine/sub-minmax.ll