[mpich-announce] Announcing the availability of MPICH 4.0.3

[Raffenetti, Ken]

A new stable release of MPICH, 4.0.3, is now available for download. This is the third bug-fix release in the 4.0.x series. This release contains fixes for Message Queue Dumping Interface, HIP support, ROMIO, Intel OneAPI compilers, and other user-reported bugs and build issues.

You can find the release on our downloads page (https://www.mpich.org/downloads/). Production environments are encouraged to upgrade to this release.

Regards,
The MPICH team

===============================================================================
                               Changes in 4.0.3
===============================================================================

# Fix message queue dumping interface support

# Fix multinic usage in ch4:ofi

# Fix bug in MPI_WIN_CREATE in ch4:ucx when UCX >= 1.13.0

# Fix MPIR_pmi_barrier when PMI2 is used

# Fix ROMIO lazy mutex initialization

# Fix build with HIP support

# Fix potential dynamic process message mixups in ch3

# Add missing const to MPI_Pready_list array_of_partitions argument

# Add support for C++ datatypes even when the C++ binding is disabled

# Add support for Intel OneAPI compilers

A full list of changes is available at the following link:

     https://github.com/pmodels/mpich/compare/v4.0.2…v4.0.3