3.237. __nv_nanf

Prototype: 

float @__nv_nanf(i8* %tagp)

Description:

Return a representation of a quiet NaN. Argument tagp selects one of the possible representations.

Returns:

  • __nv_nanf(tagp) returns NaN.

Note:

For accuracy information see the CUDA C++ Programming Guide, Mathematical Functions Appendix, Single-Precision Floating-Point Functions section.

Library Availability:

Compute 2.0: Yes

Compute 3.0: Yes

Compute 3.5: Yes