From 0d3908a4f38bd9618fa5cbc150808daea0f423c2 Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@zdoom.fake>
Date: Sat, 25 Oct 2014 10:44:00 +0200
Subject: [PATCH] - fixed: Hitscan traces crossing a two sided line right at
 the height of the back sector's floor or ceiling must not be considered a
 hit.

---
 src/p_trace.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/p_trace.cpp b/src/p_trace.cpp
index d1b9f63ac..26852269a 100644
--- a/src/p_trace.cpp
+++ b/src/p_trace.cpp
@@ -366,7 +366,7 @@ bool FTraceInfo::TraceTraverse (int ptflags)
 				Results->HitTexture = CurSector->GetTexture(sector_t::ceiling);
 			}
 			else if (entersector == NULL ||
-				hitz <= bf || hitz >= bc ||
+				hitz < bf || hitz > bc ||
 				in->d.line->flags & WallMask)
 			{ // hit the wall
 				Results->HitType = TRACE_HitWall;