once without.
git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@9345 c06c8d41-db1a-0410-9941-cceddc491573
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HB27XKFYVYIEQZGBCEZ6LKPUBMXLIPDAAS636GJ5TULIQ7KND5KQC
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GR6QXMDUVPNXA2XVDRJUWGVSDI2FXQCKLXAXZUVEI6NYRMK6I5LQC
// Affect a creature in the wall, if any. if (monsters* m = monster_at(pos())) affect_monster(m);
// Affect a creature in the wall, if any.
if (monsters* m = monster_at(pos()))
affect_monster(m);