centos gcc 新版本安装的一种方法

最近出来一个v 语言，打算试用下，但是需要编译，centos 7 gcc 版本太低，一种可选的解决方法
使用Software Collections Software Collections

安装方法

• 安装sc

sudo yum install centos-release-scl

sudo yum install devtoolset-7-gcc*

• 查看gcc 版本

  需要使用sc 虚拟环境

scl enable devtoolset-7 bash

gcc -v

效果

Using built-in specs.

COLLECT_GCC=gcc

COLLECT_LTO_WRAPPER=/opt/rh/devtoolset-7/root/usr/libexec/gcc/x86_64-redhat-linux/7/lto-wrapper

Target: x86_64-redhat-linux

Configured with: ../configure --enable-bootstrap --enable-languages=c,c++,fortran,lto --prefix=/opt/rh/devtoolset-7/root/usr --mandir=/opt/rh/devtoolset-7/root/usr/share/man --infodir=/opt/rh/devtoolset-7/root/usr/share/info --with-bugurl=http://bugzilla.redhat.com/bugzilla --enable-shared --enable-threads=posix --enable-checking=release --enable-multilib --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions --enable-gnu-unique-object --enable-linker-build-id --with-gcc-major-version-only --enable-plugin --with-linker-hash-style=gnu --enable-initfini-array --with-default-libstdcxx-abi=gcc4-compatible --with-isl=/builddir/build/BUILD/gcc-7.3.1-20180303/obj-x86_64-redhat-linux/isl-install --enable-libmpx --enable-gnu-indirect-function --with-tune=generic --with-arch_32=i686 --build=x86_64-redhat-linux

Thread model: posix

gcc version 7.3.1 20180303 (Red Hat 7.3.1-5) (GCC)

参考资料

https://stackoverflow.com/questions/36327805/how-to-install-gcc-5-3-with-yum-on-centos-7-2
https://www.softwarecollections.org/en/

原文地址：https://www.cnblogs.com/rongfengliang/p/11101206.html