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:
> 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.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D48342/new/
https://reviews.llvm.org/D48342
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