title: CentOS 6 and Devtoolset-3
body: <p>Trying to install C++ from <a href="https://www.softwarecollections.org/en/scls/rhscl/devtoolset-3/" rel="nofollow">Devtoolset-3</a> to my CentOS6 system I've ran into dependencies problem:</p>
  
  <pre><code>bash-4.2# yum install devtoolset-3-gcc-c++
  Loaded plugins: fastestmirror
  Loading mirror speeds from cached hostfile
  * base: mirror.dhakacom.com
  * extras: mirror.dhakacom.com
  * updates: centosr4.centos.org
  Resolving Dependencies
  --&gt; Running transaction check
  ---&gt; Package devtoolset-3-gcc-c++.x86_64 0:4.9.2-6.el6 will be installed
  --&gt; Processing Dependency: devtoolset-3-gcc = 4.9.2-6.el6 for package: devtoolset-3-gcc-c++-4.9.2-6.el6.x86_64
  --&gt; Processing Dependency: devtoolset-3-libstdc++-devel = 4.9.2-6.el6 for package: devtoolset-3-gcc-c++-4.9.2-6.el6.x86_64
  --&gt; Processing Dependency: libgmp.so.3()(64bit) for package: devtoolset-3-gcc-c++-4.9.2-6.el6.x86_64
  --&gt; Processing Dependency: libmpfr.so.1()(64bit) for package: devtoolset-3-gcc-c++-4.9.2-6.el6.x86_64
  --&gt; Running transaction check
  ---&gt; Package devtoolset-3-gcc.x86_64 0:4.9.2-6.el6 will be installed
  --&gt; Processing Dependency: devtoolset-3-binutils &gt;= 2.22.52.0.1 for package: devtoolset-3-gcc-4.9.2-6.el6.x86_64
  --&gt; Processing Dependency: devtoolset-3-runtime for package: devtoolset-3-gcc-4.9.2-6.el6.x86_64
  --&gt; Processing Dependency: libgmp.so.3()(64bit) for package: devtoolset-3-gcc-4.9.2-6.el6.x86_64
  --&gt; Processing Dependency: libmpfr.so.1()(64bit) for package: devtoolset-3-gcc-4.9.2-6.el6.x86_64
  ---&gt; Package devtoolset-3-gcc-c++.x86_64 0:4.9.2-6.el6 will be installed
  --&gt; Processing Dependency: libgmp.so.3()(64bit) for package: devtoolset-3-gcc-c++-4.9.2-6.el6.x86_64
  --&gt; Processing Dependency: libmpfr.so.1()(64bit) for package: devtoolset-3-gcc-c++-4.9.2-6.el6.x86_64
  ---&gt; Package devtoolset-3-libstdc++-devel.x86_64 0:4.9.2-6.el6 will be installed
  --&gt; Running transaction check
  ---&gt; Package devtoolset-3-binutils.x86_64 0:2.24-18.el6 will be installed
  ---&gt; Package devtoolset-3-gcc.x86_64 0:4.9.2-6.el6 will be installed
  --&gt; Processing Dependency: libgmp.so.3()(64bit) for package: devtoolset-3-gcc-4.9.2-6.el6.x86_64
  --&gt; Processing Dependency: libmpfr.so.1()(64bit) for package: devtoolset-3-gcc-4.9.2-6.el6.x86_64
  ---&gt; Package devtoolset-3-gcc-c++.x86_64 0:4.9.2-6.el6 will be installed
  --&gt; Processing Dependency: libgmp.so.3()(64bit) for package: devtoolset-3-gcc-c++-4.9.2-6.el6.x86_64
  --&gt; Processing Dependency: libmpfr.so.1()(64bit) for package: devtoolset-3-gcc-c++-4.9.2-6.el6.x86_64
  ---&gt; Package devtoolset-3-runtime.x86_64 0:3.1-12.el6 will be installed
  --&gt; Finished Dependency Resolution
  Error: Package: devtoolset-3-gcc-c++-4.9.2-6.el6.x86_64 (rhscl-devtoolset-3-epel-6-x86_64)
          Requires: libmpfr.so.1()(64bit)
  Error: Package: devtoolset-3-gcc-4.9.2-6.el6.x86_64 (rhscl-devtoolset-3-epel-6-x86_64)
          Requires: libmpfr.so.1()(64bit)
  Error: Package: devtoolset-3-gcc-c++-4.9.2-6.el6.x86_64 (rhscl-devtoolset-3-epel-6-x86_64)
          Requires: libgmp.so.3()(64bit)
  Error: Package: devtoolset-3-gcc-4.9.2-6.el6.x86_64 (rhscl-devtoolset-3-epel-6-x86_64)
          Requires: libgmp.so.3()(64bit)
  You could try using --skip-broken to work around the problem
  </code></pre>
  
  <p>As for me it looks like a bug: SCL should contain updated packages for that libs... but maybe I've missed smth?</p>