francoisjacques · October 23, 2019 16:15
diff --git a/file0.txt b/file0.txt
 $ wget http://people.centos.org/tru/devtools-2/devtools-2.repo -O /etc/yum.repos.d/devtools-2.repo
 $ yum install devtoolset-2-gcc devtoolset-2-binutils
 $ yum install devtoolset-2-gcc-c++ devtoolset-2-gcc-gfortran

diff --git a/file1.txt b/file1.txt
 $ /opt/rh/devtoolset-2/root/usr/bin/gcc --version
 gcc (GCC) 4.8.2 20140120 (Red Hat 4.8.2-15)
 Copyright (C) 2013 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.
diff --git a/file2.txt b/file2.txt
 scl enable devtoolset-2 bash
diff --git a/file3.txt b/file3.txt
 source /opt/rh/devtoolset-2/enable
	$ wget http://people.centos.org/tru/devtools-2/devtools-2.repo -O /etc/yum.repos.d/devtools-2.repo
	$ yum install devtoolset-2-gcc devtoolset-2-binutils
	$ yum install devtoolset-2-gcc-c++ devtoolset-2-gcc-gfortran
	$ /opt/rh/devtoolset-2/root/usr/bin/gcc --version
	gcc (GCC) 4.8.2 20140120 (Red Hat 4.8.2-15)
	Copyright (C) 2013 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.