ilinpv added a comment.

In D127812#4010993 <https://reviews.llvm.org/D127812#4010993>, @hctim wrote:

> Hmm, not exactly sure what's going on with the `could NOT find Threads` 
> there. A quick googling seems to point to pthreads.so not being in the right 
> places, but I don't think the buildbot does anything special. Do your regular 
> builds with `-DLLVM_ENABLE_PROJECTS="compiler_rt;clang;lld"` work?
>
> When you say that it looks fine locally, is that from your own checkout but 
> using `-DLLVM_USE_SANITIZER=Memory`? First thing to check is that you do end 
> up with MSan in the test (in particular the clang binary that's being 
> produced), which you can do by `nm bin/clang-16 | grep __msan_init`.

Regular builds works fine for me, pthreads located here 
"/lib/x86_64-linux-gnu/libpthread.so" 
"/usr/lib/x86_64-linux-gnu/libpthread.so". Enabling 
"-DLLVM_USE_SANITIZER=Memory" resulted in many "WARNING: MemorySanitizer: 
use-of-uninitialized-value" on tblgen like:

  cd /data/ReleasesToCommit/llvm-project/build && 
/data/ReleasesToCommit/llvm-project/build/bin/llvm-tblgen -gen-intrinsic-enums 
-intrinsic-prefix=s390 -I 
/data/ReleasesToCommit/llvm-project/llvm/include/llvm/IR 
-I/data/ReleasesToCommit/llvm-project/build/include 
-I/data/ReleasesToCommit/llvm-project/llvm/include 
/data/ReleasesToCommit/llvm-project/llvm/include/llvm/IR/Intrinsics.td 
--write-if-changed -o include/llvm/IR/IntrinsicsS390.h -d 
include/llvm/IR/IntrinsicsS390.h.d
  [build] ==2441251==WARNING: MemorySanitizer: use-of-uninitialized-value


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D127812/new/

https://reviews.llvm.org/D127812

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