3 float __cdecl
__nexttowardf(float x
, double y
)
5 union {float f
; uint32_t i
;} ux
= {x
};
8 if (isnan(x
) || isnan(y
))
27 e
= ux
.i
& 0x7f800000;
28 /* raise overflow if ux.f is infinite and x is finite */
29 if (e
== 0x7f800000) {
33 /* raise underflow if ux.f is subnormal or zero */
35 FORCE_EVAL(x
*x
+ ux
.f
*ux
.f
);