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152
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Why does a defaulted default constructor depend on whether it is declared inside or outside of class?

Published on
#c++ #default #default-constructor #defaulted-functions
1.3k
Views

Why C++20 allows defaulted comparison to compile even when it is deleted?

Published on
#c++ #equality #c++20 #defaulted-functions #default-comparisons
167
Views

Why does copy-and-swap in a base class cause the copy-assignment operator to be implicitly deleted in the derived class?

Published on
#c++ #c++17 #deleted-functions #copy-and-swap #defaulted-functions
287
Views

C++11 deleted/defaulted constructors

Published on
#c++ #list-initialization #deleted-functions #defaulted-functions
708
Views

Visual Studio C2580 when using default keyword

Published on
#c++ #templates #c++11 #visual-c++ #defaulted-functions
321
Views

Why is the constructor of std::in_place_t defaulted and explicit?

Published on
#c++ #std #explicit #explicit-constructor #defaulted-functions
10.7k
Views

What's the point in defaulting functions in C++11?

Published on
#c++ #c++11 #defaulted-functions
394
Views

Can I default a private constructor in the class body or not?

Published on
#c++ #language-lawyer #c++11 #defaulted-functions
159
Views

Can special member functions be defaulted if they use typedefs?

Published on
#c++ #language-lawyer #defaulted-functions
318
Views

Declaration of operator has a different exception specifier

Published on
#c++ #friend-function #defaulted-functions
981
Views

What are the pros and cons of always declaring defaulted constructors?

Published on
#c++ #c++11 #default-constructor #defaulted-functions
375
Views

=default ignores access specifier?

Published on
#c++ #c++11 #constructor #defaulted-functions
276
Views

Are user-defined default constructors less efficient?

Published on
#c++ #constructor #defaulted-functions
948
Views

Efficiently creating C++11 move and copy aware structs

Published on
#c++11 #struct #c++14 #move #defaulted-functions
531
Views

Why would you "default" a copy/move constructor or a destructor?

Published on
#c++ #c++11 #defaulted-functions
107
Views

Why can't most defaulted operators have a placeholder return type, i.e. auto?

Published on
#c++ #language-design #return-type-deduction #defaulted-functions #c++26
454
Views

error: use of deleted function operator=(&&) with std::optional

Published on
#c++ #stdoptional #explicit-constructor #defaulted-functions #implicit-constructor
160
Views

using std::unique_ptr pimpl with explicit default destructor

Published on
#c++ #c++11 #unique-ptr #pimpl-idiom #defaulted-functions
508
Views

C++ implicit definition of special functions

Published on
#c++ #constructor #language-lawyer #implicit-declaration #defaulted-functions
1k
Views

How can one default a special member function if one doesn't know its parameter types?

Published on
#c++ #c++11 #defaulted-functions

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