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

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

diff --git a/lily/beam-collision-engraver.cc b/lily/beam-collision-engraver.cc
index 151ffacf16eab597378664eeb3d84a74f7ce5229..006db81d937bee047f331001ac92c10af59418f3 100644 (file)
--- a/lily/beam-collision-engraver.cc
+++ b/lily/beam-collision-engraver.cc
@@ -24,6 +24,8 @@
 #include "pointer-group-interface.hh"
 #include "stem.hh"
 
+using std::vector;
+
 class Beam_collision_engraver : public Engraver
 {
 protected: