From: Richard M. Stallman <rms@gnu.org>
Date: Fri, 4 Mar 1994 04:42:04 +0000 (+0000)
Subject: (skip_chars): Treat `-' as alias for space, if syntaxp.
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(skip_chars): Treat `-' as alias for space, if syntaxp.
---

diff --git a/src/search.c b/src/search.c
index 4d39d38c68a..1e4b72bd9c0 100644
--- a/src/search.c
+++ b/src/search.c
@@ -472,6 +472,9 @@ skip_chars (forwardp, syntaxp, string, lim)
 	}
     }
 
+  if (syntaxp && fastmap['-'] != 0)
+    fastmap[' '] = 1;
+
   /* If ^ was the first character, complement the fastmap. */
 
   if (negate)