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Can I use placement new with class array?

score 57 · Answer 1 · 2024-03-15T18:16:22.437000

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Can I use placement new with class array?

57 views Asked by ValueError At 15 March 2024 at 18:16

score 105 · Answer 2 · 2024-03-08T14:30:57.543000

Is whether the placement new operator is solely responsible to the construct object

105 views Asked by Hardik At 08 March 2024 at 14:30

score 275 · Answer 3 · 2024-02-12T16:04:07.937000

Does using std::array as storage invoke UB?

275 views Asked by blonded04 At 12 February 2024 at 16:04

score 244 · Answer 4 · 2023-12-17T13:13:08.347000

Can i use placement new as a bit_cast?

244 views Asked by yatanai At 17 December 2023 at 13:13

score 101 · Answer 5 · 2023-10-20T01:57:08.153000

How can I access a second disparate object in the same over-sized allocated given only a pointer to the first?

101 views Asked by Brad Spencer At 20 October 2023 at 01:57

score 175 · Answer 6 · 2023-10-11T06:54:09.373000

How to check out-of-range when using placement new operator?

175 views Asked by Leapfrog At 11 October 2023 at 06:54

score 159 · Answer 7 · 2023-09-07T10:43:25.830000

Does placement-new of array of bytes (which implictly creates objects) end the lifetime of the object that previously occupied that storage?

159 views Asked by Fureeish At 07 September 2023 at 10:43

score 114 · Answer 8 · 2023-09-01T14:26:42.433000

C++23 changes disallow using dynamically allocated array as storage provider?

114 views Asked by JMC At 01 September 2023 at 14:26

score 100 · Answer 9 · 2023-08-29T22:37:31.203000

"Transparent replacement" of baseclass subobject when complete object is replaced?

100 views Asked by JMC At 29 August 2023 at 22:37

score 112 · Answer 10 · 2023-08-21T14:11:59.533000

type-punning: omitting placement new and destructors

112 views Asked by Oersted At 21 August 2023 at 14:11

score 49 · Answer 11 · 2023-07-21T22:04:10.370000

Leakage message from sanitizer for program that does not allocate anything

49 views Asked by Patrick Fromberg At 21 July 2023 at 22:04

score 178 · Answer 12 · 2023-07-05T16:38:31.690000

What is the underlying implementation of placement new?

178 views Asked by akanesora At 05 July 2023 at 16:38

score 130 · Answer 13 · 2023-05-30T19:11:51.280000

Constructing an object over itself

130 views Asked by Dr. Gut At 30 May 2023 at 19:11

score 67 · Answer 14 · 2023-05-22T11:26:11.330000

deleting array elements constructed with placement new

67 views Asked by Yousef Irshaid At 22 May 2023 at 11:26

score 94 · Answer 15 · 2023-04-27T16:29:59.887000

list class is crashing in the destructor, why?

94 views Asked by Dov At 27 April 2023 at 16:29

score 91 · Answer 16 · 2023-03-27T12:36:30.707000

Deleting an Object Allocated Through Placement New?

91 views Asked by HCSF At 27 March 2023 at 12:36

score 151 · Answer 17 · 2023-03-01T21:09:08.067000

Is std::vector<std::aligned_storage> ill-formed?

151 views Asked by blonded04 At 01 March 2023 at 21:09

score 5440 · Answer 18 · 2023-03-01T07:10:15.487000

Why is there a memory leak in this program and how can I solve it, given the constraints (using malloc and free for objects containing std::string)?

score 71 · Answer 19 · 2023-02-15T15:15:46.903000

Explicit creation of objects with a trivial default constructor using placement-new in C++17

71 views Asked by StableGeneous At 15 February 2023 at 15:15

score 86 · Answer 20 · 2023-02-15T05:54:26.063000

C++ Declare Aligned Storage for Placement-New

86 views Asked by Jeff G At 15 February 2023 at 05:54

TechQA.

List Question

Can I use placement new with class array?

Is whether the placement new operator is solely responsible to the construct object

Does using std::array as storage invoke UB?

Can i use placement new as a bit_cast?

How can I access a second disparate object in the same over-sized allocated given only a pointer to the first?

How to check out-of-range when using placement new operator?

Does placement-new of array of bytes (which implictly creates objects) end the lifetime of the object that previously occupied that storage?

C++23 changes disallow using dynamically allocated array as storage provider?

"Transparent replacement" of baseclass subobject when complete object is replaced?

type-punning: omitting placement new and destructors

Leakage message from sanitizer for program that does not allocate anything

What is the underlying implementation of placement new?

Constructing an object over itself

deleting array elements constructed with placement new

list class is crashing in the destructor, why?

Deleting an Object Allocated Through Placement New?

Is std::vector<std::aligned_storage> ill-formed?

Why is there a memory leak in this program and how can I solve it, given the constraints (using malloc and free for objects containing std::string)?

Explicit creation of objects with a trivial default constructor using placement-new in C++17

C++ Declare Aligned Storage for Placement-New

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