Pass params of shareable type by const-ref rather than by value

...where passing them by value was not intentional.

Change-Id: Ifd5036d57b41fddeeacfbd3f5890881605b80647
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/src/tools/qlalr/main.cpp b/src/tools/qlalr/main.cpp
index 56d69c012b..44523fc05f 100644
--- a/src/tools/qlalr/main.cpp
+++ b/src/tools/qlalr/main.cpp
@@ -75,8 +75,7 @@ int main (int argc, char *argv[])
   QStringList args = app.arguments ();
   args.removeFirst ();
 
-  foreach (QString arg, args)
-    {
+  foreach (const QString &arg, args) {
       if (arg == QLatin1String ("-h") || arg == QLatin1String ("--help"))
         help_me ();