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

[lilypond.git] / lily / grob.cc

diff --git a/lily/grob.cc b/lily/grob.cc
index f7bf31f2868db17937bfa33d1a64b4d35d2c9602..a9c9532c7181bbdadc461527dcd8b140a7000f07 100644 (file)
--- a/lily/grob.cc
+++ b/lily/grob.cc
@@ -40,6 +40,9 @@
 #include "warn.hh"
 #include "lily-imports.hh"
 
+using std::set;
+using std::string;
+using std::vector;
 
 Grob *
 Grob::clone () const