phosek added a comment.

In D58375#1403144 <https://reviews.llvm.org/D58375#1403144>, @efriedma wrote:

> I can understand why tests that use -O1 or -O2 would produce different 
> results with the new pass manager, but it looks like not all the tests are 
> like that.  Do you know why those tests are failing?


I only looked at some of them and what I saw was just a different sequence of 
instructions, I can dig into it a bit more.

> For the tests that do use -O, instead of marking them unsupported, could you 
> use -fno-experimental-new-pass-manager or something like that?

Done


Repository:
  rC Clang

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D58375/new/

https://reviews.llvm.org/D58375



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