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Re: pos-pi or neg-pi ??
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From: |
arnold |
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Subject: |
Re: pos-pi or neg-pi ?? |
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Date: |
Thu, 28 Apr 2022 02:13:16 -0600 |
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User-agent: |
Heirloom mailx 12.5 7/5/10 |
"Andrew J. Schorr" <aschorr@telemetry-investments.com> wrote:
> Hi,
>
> Just curious -- why do you say that this relates to uninitialized variables?
> I see the same after initializing a to 0:
>
> bash-4.2$ ./gawk 'BEGIN { printf("%f\n", -a) }'
> -0.000000
> bash-4.2$ ./gawk -va=0 'BEGIN { printf("%f\n", -a) }'
> -0.000000
> bash-4.2$ ./gawk 'BEGIN { a = 0; printf("%f\n", -a) }'
> -0.000000
>
> And:
> bash-4.2$ ./gawk 'BEGIN { printf("%f\n", -0) }'
> -0.000000
You're right. I misspoke. The problem was only in MPFR mode.
In any case, I just posted a fix.
Thanks,
Arnold