[Bug rtl-optimization/89676] [7/8/9 Regression] Redundant moves for long long shift on 32bit x86

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89676

--- Comment #5 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
I am working on it.  It is a non-trivial problem.  We should somehow exclude
creation of conflicts in lra-lives.c for an early clobber matched with an
input.

I hope to fix it this week.