MPICH 4.3.2 released

A new stable release of MPICH, 4.3.2, is now available for download. This release fixes a number of user-reported bugs and build issues. It can be found on our downloads page. For the full set of commits see https://github.com/pmodels/mpich/compare/v4.3.1…v4.3.2/.

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                               Changes in 4.3.2
===============================================================================
# Improve libfabric provider selection when available providers have
  negative internal score

# Improve error messages when Level Zero failures are detected

# Improve localhost detection in Hydra

# Update libfabric usage to silence deprecation warnings

# Update yaksa for improved reproducibility in code generation

# Update embedded UCX to v1.19.0

# Update embedded libfabric to fix build issue with GCC 15

# Add compatibility with CUDA 13

# Fix missing const in nondestructive request test and status query
  functions

# Fix HCOLL support

# Fix crash with GPU-aware build when running on systems with no GPUs

# Fix HIP device query

# Fix singleton init with Hydra

# Fix thread safety for Level Zero memcpy functions

# Fix potential crash when release gather collective initialization fails

# Fix ch3 connect/accept protocol handling when a discard event arrives
  after a connection is already established

# Fix inlining for posix eager modules in ch4/shm

# Fix weak attribute usage in MPI ABI build

# Fix potential use-after-free bug in Hydra during spawn operations

# Fix bug in persistent bcast algorithm

# Fix bug in fabric coordinate retrieval with PMIx

# Fix integer overflow and signed/unsigned bugs in ROMIO

# Fix Quobtye ROMIO driver build error

# Fix broken string conversion in mpi_f08 module

# Fix compilation issue with mpi_f08 and NAG compiler

# Fixes for various test program bugs