refactor: Simplify string append in process_arg

diff --git a/src/argprocessing.cpp b/src/argprocessing.cpp
index 46c0c2aeac9a923fca704aef8642cd0d65173284..ab0e1c02623f659878c0ac742139e085ea174eda 100644 (file)
--- a/src/argprocessing.cpp
+++ b/src/argprocessing.cpp
@@ -1138,9 +1138,8 @@ process_args(Context& ctx)
     } else {
       extension = ".obj";
     }
-    args_info.output_obj = args_info.output_obj
-                           + Util::change_extension(
-                             Util::base_name(args_info.input_file), extension);
+    args_info.output_obj +=
+      Util::change_extension(Util::base_name(args_info.input_file), extension);
   }
 
   // On argument processing error, return now since we have determined