Intel® oneAPI Math Kernel Library Developer Reference - C

mkl_cbwr_get

Returns the current CNR settings.

Syntax

int mkl_cbwr_get (int option);

Include Files

Input Parameters

Name

Type

Description

option

int

Specifies the CNR settings requested. Named constants define possible values of option:

  • MKL_CBWR_BRANCH - returns the current CNR branch only.

  • MKL_CBWR_ALL - returns all CNR settings including strict CNR setting.

Description

The mkl_cbwr_get function returns the requested CNR settings. The function returns MKL_CBWR_ERR_INVALID_INPUT if an invalid option is specified.

Note

To enable CNR mode, use the mkl_cbwr_set function or environment variables. For more details, see the Intel® oneAPI Math Kernel Library Developer Guide.

Return Values

Name

Type

Description

setting

int

Requested CNR settings. See Named Constants for CNR Control for a list of named constants that specify the settings.

If the value of the option parameter is not permitted, contains the MKL_CBWR_ERR_INVALID_INPUT error code.

Parent topic: Conditional Numerical Reproducibility Control

See Also

Usage Examples for CNR Support Functions
mkl_cbwr_set