Reduce allocation of temporary values on heap.

- Use `std::move` while inserting temporary results into vectors.
- Change `push_back` to `emplace_back` where appropriate.

1 files changed, 1 insertions, 1 deletions

diff --git a/Source/cmAuxSourceDirectoryCommand.cxx b/Source/cmAuxSourceDirectoryCommand.cxx
index fcdc632..f3cf32e 100644
--- a/Source/cmAuxSourceDirectoryCommand.cxx
+++ b/Source/cmAuxSourceDirectoryCommand.cxx
@@ -63,7 +63,7 @@ bool cmAuxSourceDirectoryCommand::InitialPass(
           // depends can be done
           cmSourceFile* sf = this->Makefile->GetOrCreateSource(fullname);
           sf->SetProperty("ABSTRACT", "0");
-          files.push_back(fullname);
+          files.push_back(std::move(fullname));
         }
       }
     }