Re: [Mingw-users] bug? in gcc 4.8.1 complex acos

[Keith M. <kei...@us...>]

On 09/12/14 20:10, Keith Marshall wrote:
> On 04/12/14 14:30, Keith Marshall wrote:
>> On 03/12/14 22:38, Graeme Paterson wrote:
>>> Works in Ubuntu, not in mingw.
>    :
>>> #include <stdio.h>
>>> #include <complex.h>
>>>
>>> int main() {
>>>   double complex A;
>>>   double complex a;
>>>   A = 1.1;
>>>   a = cacos( A ); // fails id abs(A) > 1.0
>>
>> Indeed, this is where it first appears to go wrong, but it's actually in
>> casin(A), (which is called by cacos(A)), that the failure occurs.
> 
> I've filed this bug report:
> https://sourceforge.net/p/mingw/bugs/2245/

This is fixed, (together with a further bug in csqrt(), which came to
light while investigating this), in recently released mingwrt-3.21

-- 
Regards,
Keith.