Question

C++ vptr tables and size of virtual class objects

score 35 · Answer 1 · 2024-01-14T12:30:05.897000

35

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C++ vptr tables and size of virtual class objects

Published on 14 January 2024 at 12:30

score 150 · Answer 2 · 2023-07-07T06:15:48.390000

150

Views

How does Base class pointer access the member variable (vptr) of Derived class?

Published on 07 July 2023 at 06:15

score 262 · Answer 3 · 2023-02-12T18:42:07.957000

262

Views

C++ runtime error invalid vptr when compiling with gcc 8.1 and gcc 8.2

Published on 12 February 2023 at 18:42

score 114 · Answer 4 · 2022-08-22T20:13:59.640000

114

Views

Is there a way to decrease the size of the object by removing "vptr"

Published on 22 August 2022 at 20:13

score 61 · Answer 5 · 2022-06-04T16:02:06.470000

61

Views

What is the meaning of a pointer to a virtual function?

Published on 04 June 2022 at 16:02

score 310 · Answer 6 · 2021-06-06T18:42:35.583000

310

Views

Why using a different return type in virtual function declaration throws an error instead of resulting in a redefinition?

Published on 06 June 2021 at 18:42

score 123 · Answer 7 · 2020-09-03T03:36:23.490000

123

Views

does pointer "this" in c++ support virtual mechanism?

Published on 03 September 2020 at 03:36

score 246 · Answer 8 · 2020-07-21T00:33:52.773000

246

Views

C++ How do i get a pointer to a class' virtual function table?

Published on 21 July 2020 at 00:33

score 177 · Answer 9 · 2020-05-21T20:47:23.027000

177

Views

Why object with vptr is 12 bytes longer?

Published on 21 May 2020 at 20:47

score 214 · Answer 10 · 2020-03-17T01:16:59.737000

214

Views

Storage layout of polymorphic objects according to C++ standard

Published on 17 March 2020 at 01:16

score 1.3k · Answer 11 · 2019-11-20T19:26:05.103000

1.3k

Views

Can derived classes have more than one pointer to a virtual table?

Published on 20 November 2019 at 19:26

score 73 · Answer 12 · 2019-10-24T09:44:41.883000

73

Views

Force a specific arrangement of virtual and non virtual base classes

Published on 24 October 2019 at 09:44

score 334 · Answer 13 · 2019-09-15T06:50:46.663000

334

Views

Initializing objects with virtual functions on pre-allocated memory without placement new operator - is that possible? If not, why

Published on 15 September 2019 at 06:50

score 2.1k · Answer 14 · 2019-08-13T17:47:07.037000

2.1k

Views

Why does virtual inheritance need a vtable even if no virtual functions are involved?

Published on 13 August 2019 at 17:47

score 364 · Answer 15 · 2019-08-13T15:44:37.523000

364

Views

Virtual class inheritance object size issue

Published on 13 August 2019 at 15:44

score 559 · Answer 16 · 2019-08-12T18:50:45.797000

559

Views

are vptr and vtable inherited from base class?

Published on 12 August 2019 at 18:50

score 196 · Answer 17 · 2019-07-16T17:10:50.103000

196

Views

How vptr and vtable works in the bellow virtual related code?

Published on 16 July 2019 at 17:10

score 917 · Answer 18 · 2019-06-16T20:44:36.277000

917

Views

Changing dynamic type of an object in C++

Published on 16 June 2019 at 20:44

score 649 · Answer 19 · 2019-04-03T09:57:12.023000

649

Views

Number of vptr created if derived class also has a virtual function which is not present in Base class

Published on 03 April 2019 at 09:57

score 207 · Answer 20 · 2019-03-27T11:20:08.570000

207

Views

why sizeof(Base) is not different of sizeof(Derived)

Published on 27 March 2019 at 11:20

List Question

C++ vptr tables and size of virtual class objects

How does Base class pointer access the member variable (vptr) of Derived class?

C++ runtime error invalid vptr when compiling with gcc 8.1 and gcc 8.2

Is there a way to decrease the size of the object by removing "vptr"

What is the meaning of a pointer to a virtual function?

Why using a different return type in virtual function declaration throws an error instead of resulting in a redefinition?

does pointer "this" in c++ support virtual mechanism?

C++ How do i get a pointer to a class' virtual function table?

Why object with vptr is 12 bytes longer?

Storage layout of polymorphic objects according to C++ standard

Can derived classes have more than one pointer to a virtual table?

Force a specific arrangement of virtual and non virtual base classes

Initializing objects with virtual functions on pre-allocated memory without placement new operator - is that possible? If not, why

Why does virtual inheritance need a vtable even if no virtual functions are involved?

Virtual class inheritance object size issue

are vptr and vtable inherited from base class?

How vptr and vtable works in the bellow virtual related code?

Changing dynamic type of an object in C++

Number of vptr created if derived class also has a virtual function which is not present in Base class

why sizeof(Base) is not different of sizeof(Derived)

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