(tparam1): Abort when encountering an unknown

`%'-specifier.

diff --git a/src/tparam.c b/src/tparam.c
index ae12e72ac7bda6ed249cd3a598a4c78ad275254c..42be1f128841339958e732ce45dee43789c9dd70 100644 (file)
--- a/src/tparam.c
+++ b/src/tparam.c
@@ -290,6 +290,9 @@ tparam1 (string, outstring, len, up, left, argp)
            case 'D':           /* %D means weird Delta Data transformation.  */
              argp[0] -= 2 * (tem % 16);
              break;
+
+           default:
+             abort ();
            }
        }
       else