[PATCH] D149542: [MergeICmps] Don't reorder the comparison chain

[Allen zhong via Phabricator via llvm-commits]

Allen added a comment.

In D149542#4310900 <https://reviews.llvm.org/D149542#4310900>, @efriedma wrote:

> Any thoughts on introducing appropriate "freeze" instructions, instead of suppressing the transform?

Thanks very much for your advice, I tried to add freeze for the return value of memcmp, but it is still inconsistent (https://alive2.llvm.org/ce/z/gVHbUS) . Did I add it the wrong way?


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