Changes in 4.2.1
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Disable flat_namespace to build libmpifort on macOS by default
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Prefix warning messages with "MPICH"
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Add --disable-doc configure option
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Fix support for building MPICH Fortran support with Xcode 15 on macOS
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Fix bug in MPI_WIN_SHARED_QUERY when window is not shared
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Fix bug in ch4/ofi gpu pipelining
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Fixes for Intel GPU support
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Fix memory leak in ch4/shm collectives
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Fix bug in MPI_COMM_SPLIT with intercommunicators and non-zero root
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Fix bug in DAOS ROMIO driver
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Fix bug in cycling error code array
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Return an error if there is failure to create a datatype in mpi_f08
module for noncontiguous user data -
Return an error when shared memory segment creation fails
For a full list of commits see: v4.2.0...v4.2.1