Re: [bug #66068] built-in printf function not working with float

[Chet Ramey]

On 8/6/24 5:58 AM, anonymous wrote:

> jesusm@liet:[~]$ bash --version
> GNU bash, version 5.2.32(1)-release (x86_64-slackware-linux-gnu)
> Copyright (C) 2022 Free Software Foundation, Inc.
> License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
>
> This is free software; you are free to change and redistribute it.
> There is NO WARRANTY, to the extent permitted by law.
> jesusm@liet:[~]$ printf "%f\n" 1.2
> -nan
> jesusm@liet:[~]$ /bin/printf "%f\n" 1.2
> 1.200000
> jesusm@liet:[~]$

Nothing changed here between 5.2.26 and 5.2.32; you probably updated your
compiler and fell victim to this:

https://lists.gnu.org/archive/html/bug-bash/2023-11/msg00104.html

I attached a patch.

--
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://tiswww.cwru.edu/~chet/

configure-strtold-broken.patch
Description: Text document