add regtest for manual ties.

diff --git a/input/regression/tie-direction-manual.ly b/input/regression/tie-direction-manual.ly
new file mode 100644 (file)
index 0000000..898ccb2
--- /dev/null
+++ b/input/regression/tie-direction-manual.ly
@@ -0,0 +1,16 @@
+\header
+{
+  texidoc = "Tie directions can be set with @code{_} and @code{^}.
+This makes correction in complex chords easier."
+
+}
+\version "2.10.4"
+\paper
+{
+  ragged-right= ##t
+}
+
+\relative c' {
+  <f^~ d'>(  <e f c'>)
+}
+