[PATCH] D140210: [IPSCCP] Enable specialization of functions.

Thu Jan 5 05:07:31 PST 2023

labrinea added a comment.

In D140210#4023520 <https://reviews.llvm.org/D140210#4023520>, @labrinea wrote:

> In D140210#4016893 <https://reviews.llvm.org/D140210#4016893>, @fhahn wrote:
>
>> It looks like CINT2017rate/502.gcc_r gets mis-compiled with LTO + PGO on
>> AArch64 with function specialization. I reverted the patch for now.
>
> Thanks for looking after this. Can you share more details about your environment, or perhaps a reproducer? I haven't been able to reproduce the mis-compilation of `CINT2017rate/502.gcc_r` myself on AArch64 with LTO + PGO.

Ok I can reproduce the failure on x86 if I build spec as an external benchmark for the llvm test suite.

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D140210/new/

https://reviews.llvm.org/D140210