Index: lily/break-alignment-interface.cc |
diff --git a/lily/break-alignment-interface.cc b/lily/break-alignment-interface.cc |
index 176d10217b5f43e031bdf4878eefcdf9ce3a3512..7f9f8809955dcfa12cf7ed26c5222b262f11bf31 100644 |
--- a/lily/break-alignment-interface.cc |
+++ b/lily/break-alignment-interface.cc |
@@ -384,7 +384,7 @@ Break_aligned_interface::calc_extent_aligned_anchor (SCM smob) |
Real alignment = robust_scm2double (me->get_property ("break-align-anchor-alignment"), 0.0); |
Interval iv = me->extent (me, X_AXIS); |
- if (isinf (iv[LEFT]) && isinf (iv[RIGHT])) /* avoid NaN */ |
+ if (std::isinf (iv[LEFT]) && std::isinf (iv[RIGHT])) /* avoid NaN */ |
return scm_from_double (0.0); |
return scm_from_double (iv.linear_combination (alignment)); |