X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fglissando-engraver.cc;fp=lily%2Fglissando-engraver.cc;h=0248c8fe789ff326f7a474869099bdb45be721c5;hb=638ad29c79717fc1ba895b14aee256dd3a03f25b;hp=38270f446f79f0571021b11ff99683185f1e6ba6;hpb=1d142bf5ed6b0df3b9f54cf65005c8ba31d219e6;p=lilypond.git

diff --git a/lily/glissando-engraver.cc b/lily/glissando-engraver.cc
index 38270f446f..0248c8fe78 100644
--- a/lily/glissando-engraver.cc
+++ b/lily/glissando-engraver.cc
@@ -121,7 +121,7 @@ Glissando_engraver::acknowledge_note_column (Grob_info info)
               continue;
             int n1 = robust_scm2int (scm_car (candidate), -1);
             int n2 = robust_scm2int (scm_cdr (candidate), -1);
-            if (n1 < 0 || n2 < 0 || n1 >= note_heads.size ())
+            if ((n1 < 0) || (n2 < 0) || (size_t(n1) >= note_heads.size ()))
               continue;
             note_column_1.push_back (vsize (n1));
             note_column_2.push_back (vsize (n2));