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Date: Fri, 5 Feb 2021 21:09:34 +0100
From: Szabolcs Nagy <nsz@...t70.net>
To: Paul Zimmermann <Paul.Zimmermann@...ia.fr>
Cc: musl@...ts.openwall.com
Subject: Re: issue with sinhf
* Paul Zimmermann <Paul.Zimmermann@...ia.fr> [2021-02-05 09:01:09 +0100]:
> $ cat test_sinh_musl.c
> #include <stdio.h>
> #include <stdlib.h>
> #include <math.h>
>
> int
> main ()
> {
> float x = 0x1.62e4p+6;
> float y = sinhf (x);
> printf ("x=%a y=%a\n", x, y);
> }
...
> $ gcc -fno-builtin test_sinh_musl.c $FILES
> $ ./a.out
> x=0x1.62e4p+6 y=-nan
this seems to be a bug, attaching a fix
View attachment "0001-math-fix-acoshf-for-negative-inputs.patch" of type "text/x-diff" (1643 bytes)
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