[Cfp-interest 1298] Re: Next representable for a double-double
Fred J. Tydeman
tydeman at tybor.com
Sun Apr 28 00:53:34 PDT 2019
On Fri, 26 Apr 2019 08:23:22 -0400 Stephen Canon wrote:
>
>This isn't quite right; it skips a value when the sign of lo flips.
I do not have access to a double-double implementation.
If the high part is DBL_MAX, what values are valid for the low part?
0.0
DBL_TRUE_MIN
DBL_MIN
1.0
DBL_MAX*DBL_EPSILON/4
DBL_MAX*DBL_EPSILON/2
DBL_MAX*DBL_EPSILON
DBL_MAX
---
Fred J. Tydeman Tydeman Consulting
tydeman at tybor.com Testing, numerics, programming
+1 (702) 608-6093 Vice-chair of PL22.11 (ANSI "C")
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