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when "B c = a" why the output isnt : "cosntructor A\n constructor B\n copy constructor B"?
Output:
when B c = a why the output isnt :
cosntructor A
constructor B
copy constructor B
instead of
cosntructor A
copy constructor B
?
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user17335502
Votes: 0
Answers: 3
Why is C++ copy constructor called twice?
I have some code that returns a class object by value and the copy constructor is being called more than I thought it would. This seems to be how the g++ compiler does things but I'm not sure why. Say...
d512
Votes: 0
Answers: 2
Why are these objects returned by copy and not by move?
Why are the value instances returned by getA() and getA2() returned using the copy constructor and not the move constructor?
I'm using visual studio community 2017, but godbolt gcc/20 and onlinegdb gi...
Gonen I
Votes: 0
Answers: 1
Lambda factor copyable or moveable
A lambda is just an instance of a nameless class. If it doesn't capture anything, it won't even have any member variables.
I think whether a specific lambda is copyable or moveable lies on whether the...
John
Votes: 0
Answers: 0