This subroutine translated from a character string specifying if a matrix has unit diagonal or not to the relevant BLAST-specified integer constant. ILADIAG returns an INTEGER. If ILADIAG: < 0, then the input is not a character indicating a unit or non-unit diagonal. Otherwise ILADIAG returns the constant value corresponding to DIAG.
Type | Intent | Optional | Attributes | Name | ||
---|---|---|---|---|---|---|
character(len=1) | :: | diag |