__fctudz, __builtin_ppc_fctudz

Purpose

Floating-point Conversion to Unsigned integer Double word with rounding towards Zero

Converts a floating-point value to unsigned integer double word and rounds to zero.

Prototype

double __builtin_ppc_fctudz(double);

double __fctudz(double);

Note:
  • The built-in function in the form of __name is a synonym of the built-in function in the form of __builtin_ppc_name.
  • The built-in function in the form of __name is provided for compatibility with IBM® XL C/C++ for AIX® 16.1.0 or earlier releases. This built-in function form might be deprecated in the future.

Result value

The result is a double number, which is rounded to zero.