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What about self-construction in C++: should copy and move constructors handle calls with `*this` correctly?

score 138 · Answer 1 · 2024-01-23T18:41:13.237000

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138

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What about self-construction in C++: should copy and move constructors handle calls with `*this` correctly?

138 views Asked by shuhalo At 23 January 2024 at 18:41

score 107 · Answer 2 · 2024-01-19T15:51:50.680000

How to pass derived object as rvalue reference into base class pointer members using move constructor?

107 views Asked by hamid At 19 January 2024 at 15:51

score 46 · Answer 3 · 2024-01-13T20:45:31.677000

Please explain move constructors and assignement logic flow

46 views Asked by alkendev At 13 January 2024 at 20:45

score 77 · Answer 4 · 2023-12-30T19:36:30.113000

problem with moving vector of array in c++23 on gcc 13.2

77 views Asked by DeltaVega At 30 December 2023 at 19:36

score 116 · Answer 5 · 2023-10-29T13:05:22.610000

Cast to rvalue reference prevents copy elision

116 views Asked by pauk At 29 October 2023 at 13:05

score 104 · Answer 6 · 2023-10-17T20:20:01.820000

How to write copy/move constructors with delegated constructors and conditional initialiser lists

104 views Asked by DWil At 17 October 2023 at 20:20

score 126 · Answer 7 · 2023-09-24T07:57:11.583000

Why does bind_front/bind_back/not_fn/bind require Args... to be move-constructible?

126 views Asked by 康桓瑋 At 24 September 2023 at 07:57

score 144 · Answer 8 · 2023-09-23T00:16:20.113000

c++ when do vector push_back deep copy objects?

144 views Asked by qwert789812 At 23 September 2023 at 00:16

score 157 · Answer 9 · 2023-08-09T23:06:46.317000

Coding std::sort on struct that needs deep copy

157 views Asked by Charles At 09 August 2023 at 23:06

score 32 · Answer 10 · 2023-07-22T11:08:13.003000

Text provides a code which should call the move constructor. However, it is not getting called. Where the implementation has gone wrong?

32 views Asked by paapi_420 At 22 July 2023 at 11:08

score 49 · Answer 11 · 2023-06-24T10:35:01.807000

Confusion on template copy assignment function

49 views Asked by Louis At 24 June 2023 at 10:35

score 160 · Answer 12 · 2023-05-09T11:17:31.257000

Weird behavior when using std::move shared_ptr with conditional operator

160 views Asked by danry At 09 May 2023 at 11:17

score 107 · Answer 13 · 2023-04-28T09:39:21.997000

How to make rvalue behave like lvalue reference in c++?

107 views Asked by yomol777 At 28 April 2023 at 09:39

score 179 · Answer 14 · 2023-04-17T16:30:13.920000

How to perfectly forward a universal reference that is either a const ref or a movable rvalue?

179 views Asked by Leon At 17 April 2023 at 16:30

score 84 · Answer 15 · 2023-04-13T13:25:32.353000

User-declared destructor doesn't delete implicitly-declared move constructor (and co)

84 views Asked by Getter At 13 April 2023 at 13:25

score 61 · Answer 16 · 2023-03-03T03:27:25.670000

Can class with const members be assigned or copied

61 views Asked by Biear At 03 March 2023 at 03:27

score 61 · Answer 17 · 2023-01-17T16:07:32.960000

why is copy constructor called for every element of vector when i use push_back?

61 views Asked by Russell Butler At 17 January 2023 at 16:07

score 98 · Answer 18 · 2023-01-15T13:06:40.400000

Can you design a constructor to allow `Class c(std::move(another_class))` when the class has a member of type const std::unique_ptr?

98 views Asked by mercury0114 At 15 January 2023 at 13:06

score 150 · Answer 19 · 2022-12-23T15:14:09.973000

Can I reliably emplace_back in a vector of a type that does not have an assignment operator?

150 views Asked by really At 23 December 2022 at 15:14

score 145 · Answer 20 · 2022-12-06T18:12:15.110000

Is a constructor a move constructor if the parameter is not an object of the class?

145 views Asked by Eggy At 06 December 2022 at 18:12

TechQA.

List Question

What about self-construction in C++: should copy and move constructors handle calls with `*this` correctly?

How to pass derived object as rvalue reference into base class pointer members using move constructor?

Please explain move constructors and assignement logic flow

problem with moving vector of array in c++23 on gcc 13.2

Cast to rvalue reference prevents copy elision

How to write copy/move constructors with delegated constructors and conditional initialiser lists

Why does bind_front/bind_back/not_fn/bind require Args... to be move-constructible?

c++ when do vector push_back deep copy objects?

Coding std::sort on struct that needs deep copy

Text provides a code which should call the move constructor. However, it is not getting called. Where the implementation has gone wrong?

Confusion on template copy assignment function

Weird behavior when using std::move shared_ptr with conditional operator

How to make rvalue behave like lvalue reference in c++?

How to perfectly forward a universal reference that is either a const ref or a movable rvalue?

User-declared destructor doesn't delete implicitly-declared move constructor (and co)

Can class with const members be assigned or copied

why is copy constructor called for every element of vector when i use push_back?

Can you design a constructor to allow `Class c(std::move(another_class))` when the class has a member of type const std::unique_ptr?

Can I reliably emplace_back in a vector of a type that does not have an assignment operator?

Is a constructor a move constructor if the parameter is not an object of the class?

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