[dev] force clock_speed, nb_cores, core_flops to integer (Bug 12427)

lib/refrepo/input_loader.rb

@@ -295,8 +295,8 @@ def add_theorical_flops(h)
     site['clusters'].each_pair do |cluster_uid, cluster|
       cluster['nodes'].select { |k, v| v['status'] != 'retired' }.each_pair do |node_uid, node|
         node['performance'] = {}
-        node['performance']['core_flops'] =  node['processor']['clock_speed'] * get_flops_per_cycle(node['processor']['microarchitecture'], node['processor']['other_description'])
-        node['performance']['node_flops'] = node['architecture']['nb_cores'] * node['performance']['core_flops']
+        node['performance']['core_flops'] =  node['processor']['clock_speed'].to_i * get_flops_per_cycle(node['processor']['microarchitecture'], node['processor']['other_description'])
+        node['performance']['node_flops'] = node['architecture']['nb_cores'].to_i * node['performance']['core_flops'].to_i
       end
     end
   end