page = arthur o'dwyer – stuff mostly about c++
url = https://quuxplusone.github.io/blog
decltype(auto)
cppnow implicit-move proposal
C++Now 2021 is happening this week. Normally it’s in Aspen, Colorado, but this year it’s completely online. I presented two talks: “When Should You Give Two Things the Same Name?” and “The Complete Guide to return x .”
In my
return x
talk, slide 77 showed a table illustrating how P2266’s value-category changes affected five subtly different functions. One of the entries was incorrect; and, as I fixed it, I realized that for completeness the table should have included eight subtly different functions!
Here is a revised and I hope fully correct version of that table. …