From: Eric S. Raymond <esr@thyrsus.com>
Date: Sat, 4 Apr 2015 10:37:14 +0000 (-0400)
Subject: Fix bug spotted by cppcheck.
X-Git-Tag: 1.6~1
X-Git-Url: https://jxself.org/git/?p=wumpus.git;a=commitdiff_plain;h=94476feed2b8652d0b551f6dd6b34d57c6dd886f;hp=baf8efe3006bfad06bfc04b5a83499e42c02bf2a

Fix bug spotted by cppcheck.
---

diff --git a/superhack.c b/superhack.c
index eacb8eb..f4f616e 100644
--- a/superhack.c
+++ b/superhack.c
@@ -231,7 +231,7 @@ void throw()
     }
 
     for (k = 0; k < j9; k++)
-	if (path[k] == path[k - 2])
+	if (k >= 2 && path[k] == path[k - 2])
 	{
 	    (void) puts("Pies can't fly that crookedly --- try again.");
 	    return;