petsc-master 2018-08-17
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PetscCheckPointerSetIntensity

An intense pointer check registers a signal handler and attempts to dereference to confirm whether the address is valid. An intensity of 0 never uses signal handlers, 1 uses them when not in a "hot" function, and intensity of 2 always uses a signal handler.

Synopsis

PetscErrorCode PetscCheckPointerSetIntensity(PetscInt intensity)
Not Collective

Input Arguments

intensity -how much to check pointers for validity

Options Database

-check_pointer_intensity -intensity (0, 1, or 2)

See Also

PetscCheckPointer(), PetscFunctionBeginHot()

Level

advanced

Location

src/sys/error/checkptr.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages