/*
Interpolate stem directions for neutral stems.
*/
-MAKE_SCHEME_CALLBACK(Melody_spanner,calc_neutral_stem_direction, 1);
+MAKE_SCHEME_CALLBACK (Melody_spanner, calc_neutral_stem_direction, 1);
SCM
Melody_spanner::calc_neutral_stem_direction (SCM smob)
{
next_nonneutral++;
SCM retval = SCM_EOL;
- while (last_nonneutral == VPOS || last_nonneutral < dirs.size () - 1)
+ while (last_nonneutral == VPOS || last_nonneutral + 1 < dirs.size ())
{
Direction d1 = CENTER;
Direction d2 = CENTER;