ansible: use gcc 4.9 on Ubuntu 14.04

ansible/roles/baselayout/tasks/main.yml

@@ -61,15 +61,14 @@
     - "{{ packages[os|stripversion]|default('[]') }}"
     - "{{ common_packages|default('[]') }}"
 
-#- name: update package alteratives
-#  when: os == debian7
-#  alterantives:
-#  loop_control:
-#    loop_var: gcc
-#  with_items:
-#    - gcc
-#    - g++
-#    - cc
+- name: update package alternatives
+  when: os == "ubuntu1404"
+  alternatives: link=/usr/bin/{{ gcc }} name={{ gcc }} path=/usr/bin/{{ gcc }}-4.9
+  loop_control:
+    loop_var: gcc
+  with_items:
+    - gcc
+    - g++
 
 - name: remove fortune from login shells
   when: os|stripversion == 'freebsd'

ansible/roles/baselayout/tasks/partials/repo/ubuntu1404.yml

@@ -0,0 +1,12 @@
+---
+
+#
+# add PPA for gcc 4.9
+#
+
+- name: "repo : add Ubuntu Toolchain PPA"
+  apt_repository:
+    repo: 'ppa:ubuntu-toolchain-r/test'
+    state: present
+    update_cache: yes
+  register: has_updated_package_repo

ansible/roles/baselayout/vars/main.yml

@@ -119,5 +119,7 @@ packages: {
 
   ubuntu1404: [
     'ntp',
+    'g++-4.9',
+    'gcc-4.9',
   ]
 }