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g++ use c++20

Maou Shimazu answered on March 17, 2022 Popularity 9/10 Helpfulness 7/10

answer g++ use c++20

related c++ 20

g++ use c++20

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C++20 features are available since GCC 8.

To enable C++20 support, add the command-line parameter

	-std=c++20

For G++ 9 and later use

	-std=c++2a

Or, to enable GNU extensions in addition to C++20 features, add

	-std=gnu++20

Popularity 9/10 Helpfulness 7/10 Language shell

Source: Grepper

Tags: c++20 g++ shell

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Contributed on Mar 17 2022

Maou Shimazu

0 Answers Avg Quality 2/10

Closely Related Answers

c++ 20

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// helloworld.cpp
export module helloworld; // module declaration
 
import <iostream>;        // import declaration
 
export void hello()       // export declaration
{
    std::cout << "Hello world!\n";
}

Popularity 7/10 Helpfulness 1/10 Language cpp

Source: en.cppreference.com

Tags: c++

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