Re: Cosmic ray hits integerset

On 2021-Jun-22, Thomas Munro wrote:

> Hi,
> 
> Here's a curious one-off failure in test_integerset:
> 
> +ERROR:  iterate returned wrong value; got 519985430528, expected 485625692160

Cosmic rays indeed.  The base-2 representation of the expected value is
111000100010001100011000000000000000000
and that of the actual value is
111100100010001100011000000000000000000

There's a single bit of difference.

-- 
Álvaro Herrera       Valdivia, Chile
"No hay hombre que no aspire a la plenitud, es decir,
la suma de experiencias de que un hombre es capaz"