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LWG3534 ranges::set_intersection and ranges::set_difference algorithm requirements are too strict #1021

jwakely opened this issue Apr 20, 2021 · 1 comment


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@jwakely jwakely commented Apr 20, 2021


During the LWG prioritization poll it was suggested that this is a design change and should be seen by LEWG, maybe as a paper. Please take a look and let us know if you'd like the LWG issue closed, and a paper solicited to change it.

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@inbal2l inbal2l commented Jun 14, 2021

SG9 have looked at the issue. The preferences is not to have the concept as "// exposition only", Alexander have volunteered to explore the concept (and name) in a paper.
Forwarding to LEWG to make the final decision.

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