vsapsai added inline comments.
================ Comment at: libcxx/test/std/containers/sequences/vector/vector.cons/construct_iter_iter.pass.cpp:161 + { + // Though types are different, initialization can be done with `memcpy`. + int32_t array[1] = {-1}; ---------------- Quuxplusone wrote: > vsapsai wrote: > > Quuxplusone wrote: > > > I might add "can be, but currently isn't, done with memcpy." > > > > > > Here's my other suggested test: > > > > > > ``` > > > struct X { int x; }; > > > struct Y { int y; }; > > > struct Z : X, Y { int z; }; > > > { > > > Z z; > > > Z *array[1] = { &z }; > > > // Though the types Z* and Y* are very similar, initialization still > > > cannot be done with memcpy. > > > std::vector<Y*> v(array, array + 1); > > > assert(v[0] == &z); > > > } > > > ``` > > Thanks, I'll try your `XYZ` test, looks like it should help with my > > `iostream*/ostream*` struggles. > LGTM! Ship it! > (I'm surprised the structs can be defined inside the body of `main()` like > that, but I have no objection to doing so.) I've decided not to add "can be, but currently isn't, done with memcpy" because I don't believe that comment will be kept up to date. Thanks for all the rounds of review, Arthur. Repository: rL LLVM CHANGES SINCE LAST ACTION https://reviews.llvm.org/D48342/new/ https://reviews.llvm.org/D48342 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits