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# yum install -y centos-release-scl
インストール
# cat /etc/redhat-release
CentOS Linux release 7.7.1908 (Core)
# yum install -y devtoolset-9
# scl enable devtoolset-9 bash
... 略
各種確認
# which gcc
/opt/rh/devtoolset-9/root/usr/bin/gcc
# gcc --version
gcc (GCC) 9.1.1 20190605 (Red Hat 9.1.1-2)
Copyright (C) 2019 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# yum info devtoolset-9
Loaded plugins: fastestmirror, ovl
Loading mirror speeds from cached hostfile
* base: ftp.nara.wide.ad.jp
* centos-sclo-rh: ftp.nara.wide.ad.jp
* centos-sclo-sclo: ftp.nara.wide.ad.jp
* extras: ftp.nara.wide.ad.jp
* updates: ftp.nara.wide.ad.jp
Installed Packages
Name : devtoolset-9
Arch : x86_64
Version : 9.0
Release : 3.el7
Size : 2.2 k
Repo : installed
From repo : centos-sclo-rh
Summary : Package that installs devtoolset-9
License : GPLv2+
Description : This is the main package for devtoolset-9 Software Collection.
# yum info devtoolset-9-gcc
Loaded plugins: fastestmirror, ovl
Loading mirror speeds from cached hostfile
* base: ftp.nara.wide.ad.jp
* centos-sclo-rh: ftp.nara.wide.ad.jp
* centos-sclo-sclo: ftp.nara.wide.ad.jp
* extras: ftp.nara.wide.ad.jp
* updates: ftp.nara.wide.ad.jp
Installed Packages
Name : devtoolset-9-gcc
Arch : x86_64
Version : 9.1.1
Release : 2.6.el7
Size : 76 M
Repo : installed
From repo : centos-sclo-rh
Summary : GCC version 9
URL : http://gcc.gnu.org
License : GPLv3+ and GPLv3+ with exceptions and GPLv2+ with exceptions and LGPLv2+ and BSD
Description : The devtoolset-9-gcc package contains the GNU Compiler Collection version 9.
# yum info devtoolset-9-gcc-c++
Loaded plugins: fastestmirror, ovl
Loading mirror speeds from cached hostfile
* base: ftp.nara.wide.ad.jp
* centos-sclo-rh: ftp.nara.wide.ad.jp
* centos-sclo-sclo: ftp.nara.wide.ad.jp
* extras: ftp.nara.wide.ad.jp
* updates: ftp.nara.wide.ad.jp
Installed Packages
Name : devtoolset-9-gcc-c++
Arch : x86_64
Version : 9.1.1
Release : 2.6.el7
Size : 31 M
Repo : installed
From repo : centos-sclo-rh
Summary : C++ support for GCC version 9
URL : http://gcc.gnu.org
License : GPLv3+ and GPLv3+ with exceptions and GPLv2+ with exceptions and LGPLv2+ and BSD
Description : This package adds C++ support to the GNU Compiler Collection
: version 9. It includes support for most of the current C++ specification
: and a lot of support for the upcoming C++ specification.