Question

Using constexpr for both runtime and compile-time evaluations - passing constexpr value as a function parameter

score 100 · Answer 1 · 2024-03-08T08:46:45.440000

100

Views

Using constexpr for both runtime and compile-time evaluations - passing constexpr value as a function parameter

Published on 08 March 2024 at 08:46

score 881 · Answer 2 · 2024-02-29T16:14:21.837000

881

Views

Why is it possible to use the return of a lambda, passed as argument of a constexpr function argument, in a constant expression within the function?

Published on 29 February 2024 at 16:14

score 94 · Answer 3 · 2024-01-14T09:07:58.200000

94

Views

cout is able to run at compile-time

Published on 14 January 2024 at 09:07

score 186 · Answer 4 · 2023-12-06T19:36:03.767000

186

Views

Where in the C++20 standard (N4860) does it say that an inline function must be defined before its use in a translation unit?

Published on 06 December 2023 at 19:36

score 88 · Answer 5 · 2023-10-10T01:54:41.820000

88

Views

Can any reentrant function in C++ be refactored into a constexpr function?

Published on 10 October 2023 at 01:54

score 143 · Answer 6 · 2023-07-26T22:01:55.713000

143

Views

What are the conditions that `constexpr` will start a new constant expression context?

Published on 26 July 2023 at 22:01

score 348 · Answer 7 · 2023-06-08T13:51:01.327000

348

Views

virtual and constexpr before up to C++17

Published on 08 June 2023 at 13:51

score 126 · Answer 8 · 2023-05-28T00:43:24.337000

126

Views

Different compilation results with template and non-template class having constexpr constructor

Published on 28 May 2023 at 00:43

score 267 · Answer 9 · 2023-05-04T06:48:18.117000

267

Views

Can `constexpr` functions contain side-effects?

Published on 04 May 2023 at 06:48

score 144 · Answer 10 · 2023-02-27T16:01:25.653000

144

Views

Why should constexpr functions contain exactly one return statement?

Published on 27 February 2023 at 16:01

score 63 · Answer 11 · 2023-01-26T08:50:27.327000

63

Views

how to make a field of a constexpr object constexpr too?

Published on 26 January 2023 at 08:50

score 1.1k · Answer 12 · 2023-01-23T15:37:02.380000

1.1k

Views

Given C++23 relaxations on constexpr, can't constexpr be the default?

Published on 23 January 2023 at 15:37

score 221 · Answer 13 · 2022-12-29T15:10:25.277000

221

Views

error while trying to compile .data() from std::array as a constexpr function in c++20

Published on 29 December 2022 at 15:10

score 127 · Answer 14 · 2022-11-27T16:18:00.670000

127

Views

Static assertion if one std::array is a subset of the other

Published on 27 November 2022 at 16:18

score 166 · Answer 15 · 2022-11-18T16:46:09.170000

166

Views

What is the proper definition for a constexpr function that take a character array?

Published on 18 November 2022 at 16:46

score 111 · Answer 16 · 2022-10-15T09:26:09.463000

111

Views

how to check that const array members grow monotonically at compile time

Published on 15 October 2022 at 09:26

score 255 · Answer 17 · 2022-09-22T20:48:13.203000

255

Views

Why does gcc 12.2 not optimise divisions into shifts in this constexpr function called from main()

Published on 22 September 2022 at 20:48

score 45 · Answer 18 · 2022-09-15T07:50:52.027000

45

Views

Getting the value of a constexpr std::variant via constexpr function

Published on 15 September 2022 at 07:50

score 592 · Answer 19 · 2022-08-06T20:43:24.233000

592

Views

Is it possible with C++20 to have a constexpr function return a tuple of types that have static constexpr array's with a value passed though a macro?

Published on 06 August 2022 at 20:43

score 390 · Answer 20 · 2022-06-21T12:51:41.860000

390

Views

A constexpr function that calculates how deep a std::vector is nested

Published on 21 June 2022 at 12:51

List Question

Using constexpr for both runtime and compile-time evaluations - passing constexpr value as a function parameter

Why is it possible to use the return of a lambda, passed as argument of a constexpr function argument, in a constant expression within the function?

cout is able to run at compile-time

Where in the C++20 standard (N4860) does it say that an inline function must be defined before its use in a translation unit?

Can any reentrant function in C++ be refactored into a constexpr function?

What are the conditions that `constexpr` will start a new constant expression context?

virtual and constexpr before up to C++17

Different compilation results with template and non-template class having constexpr constructor

Can `constexpr` functions contain side-effects?

Why should constexpr functions contain exactly one return statement?

how to make a field of a constexpr object constexpr too?

Given C++23 relaxations on constexpr, can't constexpr be the default?

error while trying to compile .data() from std::array as a constexpr function in c++20

Static assertion if one std::array is a subset of the other

What is the proper definition for a constexpr function that take a character array?

how to check that const array members grow monotonically at compile time

Why does gcc 12.2 not optimise divisions into shifts in this constexpr function called from main()

Getting the value of a constexpr std::variant via constexpr function

Is it possible with C++20 to have a constexpr function return a tuple of types that have static constexpr array's with a value passed though a macro?

A constexpr function that calculates how deep a std::vector is nested

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