Prevent check evasions can become killers
authorH.G.Muller <hgm@hgm-xboard.(none)>
Tue, 7 Feb 2017 19:28:38 +0000 (20:28 +0100)
committerH.G.Muller <hgm@hgm-xboard.(none)>
Tue, 7 Feb 2017 20:03:20 +0000 (21:03 +0100)
commitdf099d8cf121ff48f705a3137257490f3e75174f
treea47fe3f432bb174dae77ae751b71d4002ea341bb
parentacc7029e7c2709dae402ee4d17776214e97ebcbe
Prevent check evasions can become killers

Check evasions are tactical replies specific to the preceding moves
(as checks cannot be pre-existing), and are thus not suitable for trying
in sibbling nodes that do not check. It is even unlikely they would carry
over to other checks.
dropper.c