From raffenet at anl.gov  Thu Jun  8 16:37:43 2023
From: raffenet at anl.gov (Raffenetti, Ken)
Date: Thu, 8 Jun 2023 21:37:43 +0000
Subject: [mpich-announce] MPICH 4.1.2 released
Message-ID: <387C6183-F4AD-4803-993A-89A24B60847F@anl.gov>

A new stable release of MPICH, 4.1.2, is now available for download. This is the second bug-fix release in the 4.1.x series. It contains a number of fixes for user-reported crashes and build issues.

You can find the release on our downloads page (https://www.mpich.org/downloads/)

Regards,
The MPICH team

===============================================================================
Changes in 4.1.2
===============================================================================

# Update UCX module to includes fixes for building with GCC 13

# Update libfabric module to 1.18.0 with additional fixes for building
  with recent versions of LLVM/Clang

# Fix compiler wrapper scripts to be compatible with CUDA memory hooks

# Fix MPIX_WAITALL_ENQUEUE to make a copy of the input request array

# Fix bug in MPI_ALLREDUCE that could result in ranks receiving
  different floating point values

# Fix potential deadlock when progressing RMA windows

# Fix potential crash in MPI_REDUCE with non-zero root and MPI_IN_PLACE

# Fix potential crash during probe with libfabric CXI provider

# Fix MPI_PARRIVED when the partitioned request is inactive

# Fix potential bug when an attribute delete callback deletes another
  attribute on the same object

# Fix build issue in ROMIO Lustre driver

# Improve Fortran 2008 binding support detection during configure

# Report an error if collective tuning json file fails to open

# Several fixes for testsuite programs and build configuration

A full list of changes since 4.1.1 can be found here: https://github.com/pmodels/mpich/compare/v4.1.1...v4.1.2