Re: Help with bit bashing code: differences between C and CL

On 9 Nov 2023, at 21:21, Marco Antoniotti <marco.antoniotti@unimib.it> wrote:

<problem-loop.lisp>

From the start, it looks like the ulp is more precise in C: sbcl: 2.220446049250313d-16 clang: 2.2204460492503130808e-16 (using %.20g instead of %.20f) Or perhaps it’s only the display procedure that truncates in lisp? -- __Pascal J. Bourguignon__