地方エンジニアの学習日記

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centos7にgcc-9のインストール

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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.