X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fpitch-interval.cc;h=a7390aa282cb0825f2bc744520db6c7627e5b6c5;hb=5c55d2c95253397557c48cdc30b11d708a5a5582;hp=f871e7e185b000df6cb1dfd8f6010a3e2c1fbfaa;hpb=52c47ff08943021305e5d40bf5a4963e3e520af8;p=lilypond.git

diff --git a/lily/pitch-interval.cc b/lily/pitch-interval.cc
index f871e7e185..a7390aa282 100644
--- a/lily/pitch-interval.cc
+++ b/lily/pitch-interval.cc
@@ -28,13 +28,21 @@ Pitch_interval::is_empty () const
   return at (LEFT) > at (RIGHT);
 }
 
-void
+Drul_array<bool>
 Pitch_interval::add_point (Pitch p)
 {
+  Drul_array<bool> expansions(false,false);
   if (at (LEFT).tone_pitch () > p.tone_pitch ())
-    at (LEFT) = p;
+    {
+      at (LEFT) = p;
+      expansions [LEFT] = true;
+    }
   if (at (RIGHT).tone_pitch () < p.tone_pitch ())
-    at (RIGHT) = p;
+    {
+      at (RIGHT) = p;
+      expansions [RIGHT] = true;
+    }
+  return expansions;
 }
 
 
@@ -56,11 +64,19 @@ Pitch_lexicographic_interval::is_empty () const
   return at (LEFT) > at (RIGHT);
 }
 
-void
+Drul_array<bool>
 Pitch_lexicographic_interval::add_point (Pitch p)
 {
+  Drul_array<bool> expansions(false,false);
   if (at (LEFT) > p)
-    at (LEFT) = p;
+    {
+      at (LEFT) = p;
+      expansions [LEFT] = true;
+    }
   if (at (RIGHT) < p)
-    at (RIGHT) = p;
+    {
+      at (RIGHT) = p;
+      expansions [RIGHT] = true;
+    }
+  return expansions;
 }