Add PFLARE as an external package that can be installed by the PETSc configure with --download-pflare.

PFLARE adds new PC types, including GMRES and Neumann polynomials and AIR multigrid methods, wh

Add PFLARE as an external package that can be installed by the PETSc configure with --download-pflare.

PFLARE adds new PC types, including GMRES and Neumann polynomials and AIR multigrid methods, which are designed for solving asymmetric linear systems.

Thanks-to: Matt Knepley
Co-authored-by: Pierre Jolivet, Barry Smith

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CI: fix DATAFILESPATH

Revert "CI: migrate macos-dbg to newer software stack"

This reverts commit 5850ef56e4d86d33836106d1c9d1122c26c71aa3.

CI: migrate macos-dbg to newer software stack

old:
petsc@xpro ~ % sw_vers |grep ProductVersion
ProductVersion: 13.7.8
petsc@xpro ~ % clang --version |head -1
Apple clang version 14.0.3 (clang-1403.

CI: migrate macos-dbg to newer software stack

old:
petsc@xpro ~ % sw_vers |grep ProductVersion
ProductVersion: 13.7.8
petsc@xpro ~ % clang --version |head -1
Apple clang version 14.0.3 (clang-1403.0.22.14.1)
petsc@xpro ~ % gfortran --version |head -1
GNU Fortran (Homebrew GCC 12.2.0) 12.2.0

newer:
compute-macos-240-01:~ svcpetsc$ sw_vers |grep ProductVersion
ProductVersion: 14.7
compute-macos-240-01:~ svcpetsc$ clang --version |head -1
Apple clang version 16.0.0 (clang-1600.0.26.3)
compute-macos-240-01:~ svcpetsc$ gfortran --version |head -1
GNU Fortran (Homebrew GCC 13.2.0) 13.2.0

use -Wno-deprecated-builtins to suppress warnings:
/home/svcpetsc/i1/petsc-hash-pkgs/c406ae/include/thrust/detail/type_traits/has_trivial_assign.h:45:10: error: builtin __has_trivial_assign is deprecated; use __is_trivially_assignable instead [-Werror,-Wdeprecated-builtins]

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CI: explicitly specify datafiles at /nfs/gce/projects [and not /home] for 32bit jobs

CI: build mpi4py, petsc4py, slepc4py with python stable API

And ignore compiler warnings triggered by PETSC4PY_BUILD_PYSABI

src/petsc4py/PETSc.c:289111:14: error: '__pyx_doc_8petsc4py_5PETSc_3KSP_

CI: build mpi4py, petsc4py, slepc4py with python stable API

And ignore compiler warnings triggered by PETSC4PY_BUILD_PYSABI

src/petsc4py/PETSc.c:289111:14: error: '__pyx_doc_8petsc4py_5PETSc_3KSP_2__call__' defined but not used [-Werror=unused-const-variable=]

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Fix the definition of PetscErrorCodeFn; this reverts API change in !8615

Co-authored-by: Pierre Jolivet <pierre@joliv.et>
Reported-by: Lisandro Dalcin <dalcinl@gmail.com>

CI: add -Wshorten-64-to-32 to macos-arm worker

Add Umpire support

CI: CUDA+umpire can trigger errors due to default 4G/mpi-task GPU RAM usage, so disable for linux-cuda-pkgs, linux-cuda-latest

> CUDA ERROR (code = 1, invalid argument) at memory

Add Umpire support

CI: CUDA+umpire can trigger errors due to default 4G/mpi-task GPU RAM usage, so disable for linux-cuda-pkgs, linux-cuda-latest

> CUDA ERROR (code = 1, invalid argument) at memory.c:136
> terminate called after throwing an instance of 'thrust::system::system_error'
> what(): reduce failed to synchronize: cudaErrorIllegalAddress: an illegal memory access was encountered

Co-authored-by: Pierre Jolivet <pierre@joliv.et>
Co-authored-by: Satish Balay <balay@mcs.anl.gov>

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Change use of void (*)(void) and void (**)(void) in the PETSc API to PetscVoidFn * and PetscVoidFn ** or PetscErrorCodeFn * or PetscErrorCodeFn **

Support hypre ahead of time (AOT) build on Aurora

CI: update linux-cuda-latest to use cuda-13

- linux-cuda-latest: update to use compatible hypre snapshot from hypre-3.0
- SuperLU_DIST: update to cuda-13 compatible snapshot from master
- SuperLU_DI

CI: update linux-cuda-latest to use cuda-13

- linux-cuda-latest: update to use compatible hypre snapshot from hypre-3.0
- SuperLU_DIST: update to cuda-13 compatible snapshot from master
- SuperLU_DIST: remove unused CMake variables
- hypre: Remove unneeded brokengnu23 flag

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Proper capitalization of ExodusII

configure: disable Fortran bindings of external packages by default

Add some more buildable python packages and config/examples for a complete build of fenics dolfinx and firedrake

Merge remote-tracking branch 'origin/release'

CI: add linux-cuda-latest for cuda-12.9 test

KOKKOS: enable C++ threads backend

do not overwrite warning argument from code, use environment variable instead
Add configuration to CI
Use {Min|Max}FirstLoc instead of {Min|Max}Loc see https://git

KOKKOS: enable C++ threads backend

do not overwrite warning argument from code, use environment variable instead
Add configuration to CI
Use {Min|Max}FirstLoc instead of {Min|Max}Loc see https://github.com/kokkos/kokkos/issues/8097

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Merge branch 'release'

CI: update macos-arm to xcode-16.3

- switch mpich to ofi
- disable ParMmg in arch-ci-macos-cxx-pkgs-opt-arm - to avoid test failure with xcode-16.3 upgrade
not ok dm_impls_plex_tests-ex60_uniform_3d

CI: update macos-arm to xcode-16.3

- switch mpich to ofi
- disable ParMmg in arch-ci-macos-cxx-pkgs-opt-arm - to avoid test failure with xcode-16.3 upgrade
not ok dm_impls_plex_tests-ex60_uniform_3d_parmmg # Error code: 59

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Merge remote-tracking branch 'origin/release'

Merge branch 'jczhang/2025-04-15/support-openmpi-hip' into 'main'

Add UCX to support Open MPI with ROCm

See merge request petsc/petsc!8321