Issue 4550 (1/2) Avoid "using namespace std;" in included files

[lilypond.git] / lily / rest-collision-engraver.cc

diff --git a/lily/rest-collision-engraver.cc b/lily/rest-collision-engraver.cc
index a70641cfd05e522d3f67e7bc3c8addb4d06d18bb..6406d1318fe4af3751594ed23d104c78b69901b6 100644 (file)
--- a/lily/rest-collision-engraver.cc
+++ b/lily/rest-collision-engraver.cc
@@ -34,6 +34,8 @@
 
 #include "translator.icc"
 
+using std::set;
+
 class Rest_collision_engraver : public Engraver
 {
 protected: