petsc-3.7.3 2016-07-24
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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

### 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