Re: [racket-users] Possible bug when reading/writing large inexact numbers

[Sam Tobin-Hochstadt]

I believe it's 
https://github.com/racket/racket/commit/0561d71e60502fa857b0d169f64da723584d96d6

Sam

On Sun, Mar 7, 2021 at 8:52 PM Greg Rosenblatt  wrote:
>
> Great, thanks.  Out of curiosity, where in the reader was this bug 
> originally?  Can you point me to a diff?
>
> On Sunday, March 7, 2021 at 8:42:33 PM UTC-5 sorawe...@gmail.com wrote:
>>
>> This is already fixed. Racket 8.0 doesn't have this issue.
>>
>> On Mon, Mar 8, 2021 at 8:31 AM Greg Rosenblatt  wrote:
>>>
>>> Large inexact numbers may change values after a second round trip between 
>>> read and write.  I was expecting to reach a fixed point after the first 
>>> round trip.  Is this a bug?
>>>
>>> Welcome to Racket v7.8 [cs].
>>> > 4.57030e+53
>>> 4.5703e+53
>>> > 4.5703e+53
>>> 4.57029995e+53
>>>
>>> --
>>> You received this message because you are subscribed to the Google Groups 
>>> "Racket Users" group.
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>>> https://groups.google.com/d/msgid/racket-users/28f2c566-472f-48eb-881f-028dad5b1285n%40googlegroups.com.
>
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Re: [racket-users] Possible bug when reading/writing large inexact numbers

[Greg Rosenblatt]

Great, thanks.  Out of curiosity, where in the reader was this bug 
originally?  Can you point me to a diff?

On Sunday, March 7, 2021 at 8:42:33 PM UTC-5 sorawe...@gmail.com wrote:

> This is already fixed. Racket 8.0 doesn't have this issue.
>
> On Mon, Mar 8, 2021 at 8:31 AM Greg Rosenblatt  wrote:
>
>> Large inexact numbers may change values after a second round trip between 
>> read and write.  I was expecting to reach a fixed point after the first 
>> round trip.  Is this a bug?
>>
>> Welcome to Racket v7.8 [cs].
>> > 4.57030e+53
>> 4.5703e+53
>> > 4.5703e+53
>> 4.57029995e+53
>>
>> -- 
>> You received this message because you are subscribed to the Google Groups 
>> "Racket Users" group.
>> To unsubscribe from this group and stop receiving emails from it, send an 
>> email to racket-users...@googlegroups.com.
>> To view this discussion on the web visit 
>> https://groups.google.com/d/msgid/racket-users/28f2c566-472f-48eb-881f-028dad5b1285n%40googlegroups.com
>>  
>> 
>> .
>>
>

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Re: [racket-users] Possible bug when reading/writing large inexact numbers

[Sorawee Porncharoenwase]

This is already fixed. Racket 8.0 doesn't have this issue.

On Mon, Mar 8, 2021 at 8:31 AM Greg Rosenblatt  wrote:

> Large inexact numbers may change values after a second round trip between
> read and write.  I was expecting to reach a fixed point after the first
> round trip.  Is this a bug?
>
> Welcome to Racket v7.8 [cs].
> > 4.57030e+53
> 4.5703e+53
> > 4.5703e+53
> 4.57029995e+53
>
> --
> You received this message because you are subscribed to the Google Groups
> "Racket Users" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to racket-users+unsubscr...@googlegroups.com.
> To view this discussion on the web visit
> https://groups.google.com/d/msgid/racket-users/28f2c566-472f-48eb-881f-028dad5b1285n%40googlegroups.com
> 
> .
>

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[racket-users] Possible bug when reading/writing large inexact numbers

[Greg Rosenblatt]

Large inexact numbers may change values after a second round trip between 
read and write.  I was expecting to reach a fixed point after the first 
round trip.  Is this a bug?

Welcome to Racket v7.8 [cs].
> 4.57030e+53
4.5703e+53
> 4.5703e+53
4.57029995e+53

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