Handle norm NaN value in xGESDD (Reference LAPACK PR471)

Fix possible division by zero in LAPACK xTGSJA (Reference-LAPACK PR502)

Apply MKL team fixes to the LAPACKE interfaces (Reference-LAPACK PR 534)

Removed spurious checks for INFO in xLACPY,xLASET after routines not returning any,and redundant requirements for ldvt in xGESVD_WORK

Correct INFO value returned by SLASQ2/DLASQ2 (Reference-LAPACK 506)

Add LAPACKE fixes from Reference-LAPACK PR 537

Apply fixes from Reference-LAPACK PR468 and 539 for array declarations in ?ORGBR/?UNGBR

Apply lapack-testing fix from Reference-LAPACK PR536

fixes changing back from a single OMP thread for error exit testing to the originally requested number of threads for computational tests

Fix unwanted fallback to implicit typing in slanv2/dlanv2

(copies fixes made in Reference-LAPACK PR 477 after the initial cherrypick)

add misc fixes.

Reference-LAPACK PR 445, fixing their issue 263

from Reference-LAPACK PR 438

as explained by serguei-patchkovskii in Reference-LAPACK/lapack#438 (comment) , passing in an index of 1 instead of N leads to a standards violation accessing matrix A in SLASET, i.e. undefined behavior

Based on how the surrounding functions in lapack.h are handling the
parameters, particularly the ?ggsv?3-variants of the affected functions