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Re: UBSAN error in lib/sh/random.c:79
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From: |
Andreas Schwab |
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Subject: |
Re: UBSAN error in lib/sh/random.c:79 |
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Date: |
Sat, 07 Jan 2023 20:10:55 +0100 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux) |
On Jan 07 2023, Martin Schulte wrote:
> Hello!
>
> Am Sat, 07 Jan 2023 19:08:06 +0100 schrieb Andreas Schwab
> <schwab@linux-m68k.org>:
>
>> On Jan 07 2023, Greg Wooledge wrote:
>> ...
>> I think the original overflow can only happen if the argument of
>> intrand32 is bigger than INT_MAX.
>
> Question might be if an overflow does any harm - or maybe even is intended...
Signed overflow is never intended.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1
"And now for something completely different."
Re: UBSAN error in lib/sh/random.c:79, Chet Ramey, 2023/01/10