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Subject: Re: BUG #17167: UndefinedBehaviorSanitizer: invalid-shift-exponent
 while running int4shr/int4shl
To: ssubhrajyoti@google.com, pgsql-bugs@lists.postgresql.org,
 PG Bug reporting form <noreply@postgresql.org>
References: <17167-028026e4ca333817@postgresql.org>
From: Alexander Lakhin <exclusion@gmail.com>
Message-ID: <b42392ff-e738-2cbb-d6b8-e3a6ab0a7b85@gmail.com>
Date: Mon, 30 Aug 2021 15:00:51 +0300
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Hello Subhrajyoti,

30.08.2021 12:02, PG Bug reporting form wrote:
> Bug reference:      17167
>
> When executing in an asan instrumented build,
> ```
> postgres=> SELECT int4shr(10, -1);
> ```
> throws an error `runtime error: shift exponent 32 is too large for 32-bit
> type 'int32' (aka 'int')`
This seems like a duplicate of #16790:
https://www.postgresql.org/message-id/flat/16790-c2a81c92a8776c5b%40postgresql.org

Best regards,
Alexander