1 files changed, 1 insertions, 7 deletions
diff --git a/Source/cmLocalUnixMakefileGenerator3.cxx b/Source/cmLocalUnixMakefileGenerator3.cxx
index c275e6b..68657ad 100644
--- a/Source/cmLocalUnixMakefileGenerator3.cxx
+++ b/Source/cmLocalUnixMakefileGenerator3.cxx
@@ -1330,13 +1330,7 @@ cmLocalUnixMakefileGenerator3
                       this->Makefile->GetSafeDefinition("CMAKE_BUILD_TYPE"));
     fout << "\n"
          << "# Per-language clean rules from dependency scanning.\n"
-         << "foreach(lang";
-    for(std::set<std::string>::const_iterator l = languages.begin();
-        l != languages.end(); ++l)
-      {
-      fout << " " << *l;
-      }
-    fout << ")\n"
+         << "foreach(lang " << cmJoin(languages, " ") << ")\n"
          << "  include(" << this->GetTargetDirectory(target)
          << "/cmake_clean_${lang}.cmake OPTIONAL)\n"
          << "endforeach()\n";