cl_khr_fp64
cl_khr_fp64
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cl_khr_fp64 Provided for backward compatibility if double floating-point precision is supported.

##

#pragma OPENCL EXTENSION cl_khr_fp64 : enable

## Description

The 64-bit double scalar and corresponding vector types are optional types that are supported if `CL_DEVICE_DOUBLE_FP_CONFIG` in the table of allowed values for `param_name` for clGetDeviceInfo for a device is not zero.

The double data type must confirm to the IEEE-754 double precision storage format.

## Specification

OpenCL Specification

## Also see

clGetDeviceInfo

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