Merge branch 'jolivet/housekeeping' into 'main'

Minor housekeeping

See merge request petsc/petsc!8811

checkbadSource: check style of config/*

Merge branch 'jolivet/proper-capitalization' into 'main'

configure: fix capitalization of multiple packages and PETSc itself

See merge request petsc/petsc!8597

configure: fix capitalization of multiple packages and PETSc itself

Merge branch 'release'

Merge branch 'jolivet/fix-gcc15' into 'release'

Fix for GCC 15 switching from -std=gnu17 to -std=gnu23

See merge request petsc/petsc!8352

Fix for GCC 15 switching from -std=gnu17 to -std=gnu23

Merge branch 'balay/migrate-ftp' into 'main'

docs, scripts: update from ftp.mcs.anl.gov to web.cels.anl.gov

See merge request petsc/petsc!6889

externalpackages: fix URLs from ftp.mcs.anl.gov to web.cels.anl.gov

Merge remote-tracking branch 'origin/release'

Merge branch 'tisaac/fix-blis-for-f2cblaslapack' into 'release'

Configure blis to be compatible with f2cblaslapack in complex arithmetic

See merge request petsc/petsc!6460

Configure blis to be compatible with f2cblaslapack in complex arithmetic

Apparently compilers differ in how they handle complex number return types from fortran:
some return on the stack (GNU) other

Configure blis to be compatible with f2cblaslapack in complex arithmetic

Apparently compilers differ in how they handle complex number return types from fortran:
some return on the stack (GNU) others insert an additional argument (Intel). f2cblaslapack
is fortran that has been translated into C using the latter style. But this means that
if f2cblaslapack is going to call blis, blis has to make sure its blas compatibility layer
matches. If we don't tell blis which format to use, it guesses using the fortran compiler
that it knows about, and it might guess wrong. So we add a flag to blis
configuration to control the complex return type, and we have
f2cblaslapack set the default value of that flag when
--download-f2cblaslapack is used.

Without this change, 'mat_tests-ex120_*' tests are broken if blis returns complex numbers
on the stack. We haven't detected this yet because we do not have a blis/f2cblaslapack/complex
arch in CI.

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Merge branch 'jolivet/fix-f2cblaslapack-valgrind' into 'main'

f2cblaslapack: fix Valgrind error

See merge request petsc/petsc!5949

f2cblaslapack: fix Valgrind error

Conditional jump or move depends on uninitialised value(s)
at 0x1895D4: ilaenv_ (ilaenv.c:427)
by 0x8AE1D3F: zsytrf_ (zsytrf.c:268)
by 0x5CBCB8F: MatCholes

f2cblaslapack: fix Valgrind error

Conditional jump or move depends on uninitialised value(s)
at 0x1895D4: ilaenv_ (ilaenv.c:427)
by 0x8AE1D3F: zsytrf_ (zsytrf.c:268)
by 0x5CBCB8F: MatCholeskyFactor_SeqDense (dense.c:918)
by 0x5CBE11F: MatCholeskyFactorNumeric_SeqDense (dense.c:950)
by 0x64CCB4B: MatCholeskyFactorNumeric (matrix.c:3390)
by 0x7AC29B7: PCSetUp_Cholesky (cholesky.c:121)
by 0x7F8FA2F: PCSetUp (precon.c:994)
by 0x785EBD3: KSPSetUp (itfunc.c:405)
by 0x168F46FB: STSetUp_Sinvert (sinvert.c:116)
by 0x1696AB5F: STSetUp (stsolve.c:524)
by 0x16DADF67: EPSSetUp (epssetup.c:381)
by 0x16DBBB3F: EPSSolve (epssolve.c:133)
Uninitialised value was created by a stack allocation
at 0x188C50: ilaenv_ (ilaenv.c:194)

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Merge branch 'barry/2022-09-03/add-emcc' into 'main'

Get PETSc building and running with emcc

See merge request petsc/petsc!5588

Fixes for toclapack.sh

Fix f2c generation of xerbla to be void not int, since used as void in dgeev.c
Remove a variety of lapack routines that cannot work because they depend on F90 routine
Slight c

Fixes for toclapack.sh

Fix f2c generation of xerbla to be void not int, since used as void in dgeev.c
Remove a variety of lapack routines that cannot work because they depend on F90 routine
Slight cleanup of toclapack.sh script

Commit-type: bug-fix, portability-fix, external package
/spend 10m

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Merge branch 'barry/2022-09-08/update-f2cblaslapack' into 'main'

update toclapack.sh

See merge request petsc/petsc!5611

Upgrade f2cblaslapack to LAPACK version 3.8.0

- Recent versions of LAPACK have replaced DIMAG by AIMAG and this causes
errors in f2c. The fix is to revert this change in all precisions but
singl

Upgrade f2cblaslapack to LAPACK version 3.8.0

- Recent versions of LAPACK have replaced DIMAG by AIMAG and this causes
errors in f2c. The fix is to revert this change in all precisions but
single.
- Some of the new routines introduced in recent LAPACK use the colon
notation for index ranges, which is not supported by f2c. As a
workaround we omit them by adding them to the black list. They are:
* _gejsv: preconditioned Jacobi SVD. Usage of index ranges is trivial
and could be fixed easily.
* _bdsvdx: SVD of bidiagonal matrix. Extensive use of index ranges.
It is called by the driver routine _gesvdx, hence it is removed also.

The current toclapack.sh script cannot be used for lapack-3.9.0 and
later due to additional issues

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Changed f2clapack.py to generate functions that return void instead of the previous meaningless int

Add some support to toclapack.sh for later Lapack releases, but it still cannot be used with versi

Changed f2clapack.py to generate functions that return void instead of the previous meaningless int

Add some support to toclapack.sh for later Lapack releases, but it still cannot be used with versions after 3.4.2

They introduced a lot of new code that is apparently post-f77 but that
can be possibly converted back to f77 with the changes to toclapack.sh

But they also changed a bunch of routines, like dnrm2.f90 that use
much more of 90 constructs and cannot be converted back to f77.
It might be possible to simply replace these with older versions of the
f2c codes, but I am not going to do that now.

Commit-type: external-package
/spend 7h

All the time wasted trying to update to later Lapack releases

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Merge branch 'jolivet/feature-ksphpddm-fp16-ci' into 'main'

Partial support for __fp16 in KSPHPDDM

See merge request petsc/petsc!5543

configure: use qhlib rule in f2cblaslapack.py

Sys: expose MPIU___FP16 to users

Merge branch 'jolivet/feature-expose-mpiu___float128' into 'main'

Sys: expose MPIU_SUM___FLOAT128 to users

See merge request petsc/petsc!5536

configure: add --with-f2cblaslapack-[fp16,float128]-bindings

Merge branch 'jolivet/housekeeping' into 'main'

General housekeeping

See merge request petsc/petsc!5192