unconstexpr | a c header library that implements variant constexpr | File Utils library

by DaemonSnake C++ Version: Current License: MIT

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kandi X-RAY | unconstexpr Summary

unconstexpr is a C++ library typically used in Utilities, File Utils applications. unconstexpr has no bugs, it has no vulnerabilities, it has a Permissive License and it has low support. You can download it from GitHub.

a c++17 header library that implements variant constexpr functions and types.

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unconstexpr has a low active ecosystem.

It has 71 star(s) with 4 fork(s). There are 7 watchers for this library.

It had no major release in the last 6 months.

There are 1 open issues and 1 have been closed. There are no pull requests.

It has a neutral sentiment in the developer community.

The latest version of unconstexpr is current.

Quality

unconstexpr has no bugs reported.

Security

unconstexpr has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

License

unconstexpr is licensed under the MIT License. This license is Permissive.

Permissive licenses have the least restrictions, and you can use them in most projects.

Reuse

unconstexpr releases are not available. You will need to build from source code and install.

Installation instructions are not available. Examples and code snippets are available.

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unconstexpr Key Features

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unconstexpr Examples and Code Snippets

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Community Discussions

Trending Discussions on unconstexpr

Constexpr counter that works on GCC 8, and is not restricted to namespace scope

QUESTION

Constexpr counter that works on GCC 8, and is not restricted to namespace scope

Asked 2019-Oct-02 at 11:44

I'm trying to learn some arcane stateful template metaprogramming tricks.
_{(Here's why I want to learn it. Unfortunately this library doesn't work on GCC 8 nor on Clang.)}

The first obvious thing I need is a constexpr counter:

...

ANSWER

Answered 2019-Oct-02 at 11:44

The body of a constexpr function template must yield the same answer for all instatiations with the same template parameters and same arguments. You need to add a level of indirection, so the calculation can happen in the default argument of a template parameter dependent on the first.

See https://gcc.godbolt.org/z/GHfKKf

Source https://stackoverflow.com/questions/51601439

Community Discussions, Code Snippets contain sources that include Stack Exchange Network

Vulnerabilities

No vulnerabilities reported

Install unconstexpr

You can download it from GitHub.

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