Barry, here you have https://bitbucket.org/petsc/petsc/commits/7c3a40483278f70c2b57435a9cd2a737a2fb0f1a?at=master The commit is in a larger PR that I hope it can make it for the release https://bitbucket.org/petsc/petsc/pull-requests/1113/few-fixes-before-the-release/diff
Il giorno dom 9 set 2018 alle ore 21:03 Stefano Zampini < [email protected]> ha scritto: > mat/examples/tests/ex1.c > > Yes, it raises an error for the matrix types aij and mffd, but the -h > output is still relevant. I'll open a PR tomorrow > > > > Il Dom 9 Set 2018, 21:00 Smith, Barry F. <[email protected]> ha scritto: > >> >> >> > On Sep 9, 2018, at 4:54 AM, Stefano Zampini <[email protected]> >> wrote: >> > >> > I just noticed a strange behaviour in master. Take mat/examples/ex1.c >> >> There is no such example and the examples in the tutorials and tests >> subdirectories don't work with the given arguments so where is this example? >> >> >> > >> > ./ex1 -h -mat_type mpiaij >> > >> > does not print the help for the specific MPIAIJ options, only the >> MPIAIJ options header >> > >> > .... >> > Matrix (Mat) options ------------------------------------------------- >> > -mat_block_size <-1>: Set the blocksize used to store the matrix >> (MatSetBlockSize) >> > -mat_type <aij>: Matrix type (one of) mffd mpimaij seqmaij maij is >> shell composite mpiaij seqaij mpiaijperm seqaijperm seqaijcrl mpiaijcrl >> mpibaij seqbaij mpisbaij seqsbaij mpidense seqdense mpiadj scatter blockmat >> nest mpisell seqsell preallocator dummy hypre (MatSetType) >> > -mat_is_symmetric: Checks if mat is symmetric on MatAssemblyEnd() >> (MatIsSymmetric) >> > -mat_is_symmetric <0.>: Checks if mat is symmetric on >> MatAssemblyEnd() (MatIsSymmetric) >> > -mat_null_space_test: <FALSE> Checks if provided null space is >> correct in MatAssemblyEnd() (MatSetNullSpaceTest) >> > MPIAIJ options >> > -mat_new_nonzero_location_err: <FALSE> Generate an error if new >> nonzeros are created in the matrix structure (useful to test preallocation) >> (MatSetOption) >> > >> > Instead, if you run e.g. MFFD, it works >> > >> > Matrix (Mat) options ------------------------------------------------- >> > -mat_block_size <-1>: Set the blocksize used to store the matrix >> (MatSetBlockSize) >> > -mat_type <aij>: Matrix type (one of) mffd mpimaij seqmaij maij is >> shell composite mpiaij seqaij mpiaijperm seqaijperm seqaijcrl mpiaijcrl >> mpibaij seqbaij mpisbaij seqsbaij mpidense seqdense mpiadj scatter blockmat >> nest mpisell seqsell preallocator dummy hypre (MatSetType) >> > -mat_is_symmetric: Checks if mat is symmetric on MatAssemblyEnd() >> (MatIsSymmetric) >> > -mat_is_symmetric <0.>: Checks if mat is symmetric on >> MatAssemblyEnd() (MatIsSymmetric) >> > -mat_null_space_test: <FALSE> Checks if provided null space is >> correct in MatAssemblyEnd() (MatSetNullSpaceTest) >> > Matrix-free Finite Differencing (MatMFFD) options >> ------------------------------------------------- >> > -mat_mffd_type <(null)>: Matrix free type (one of) ds wp >> (MatMFFDSetType) >> > -mat_mffd_err <1.49012e-08>: set sqrt relative error in function >> (MatMFFDSetFunctionError) >> > -mat_mffd_period <1>: how often h is recomputed (MatMFFDSetPeriod) >> > -mat_mffd_check_positivity: <FALSE> Insure that U + h*a is >> nonnegative (MatMFFDSetCheckh) >> > -mat_new_nonzero_location_err: <FALSE> Generate an error if new >> nonzeros are created in the matrix structure (useful to test preallocation) >> (MatSetOption) >> > -mat_new_nonzero_allocation_err: <FALSE> Generate an error if new >> nonzeros are allocated in the matrix structure (useful to test >> preallocation) (MatSetOption) >> > >> > What is the proper fix? remove the PetscOptionsBegin call and replace >> PetscOptionsEnd() with PetscOptionsTail()? >> > >> > -- >> > Stefano >> >> -- Stefano
