From: helly <helly@642ea486-5414-0410-9d7f-a0204ed87703>
Date: Thu, 29 Dec 2005 15:49:20 +0000 (+0000)
Subject: - Check for illegal chars with 0Xnnnn notation
X-Git-Tag: 0.13.6~552
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2127a75e971e8536fbc24deec3917569d837f6bc;p=re2c

- Check for illegal chars with 0Xnnnn notation
---

diff --git a/actions.cc b/actions.cc
index 53bcc8d4..3e7c9255 100644
--- a/actions.cc
+++ b/actions.cc
@@ -574,6 +574,11 @@ uint Scanner::unescape(SubStr &s) const
 			       + (uint)((p3 - hex) <<  4)
 			       + (uint)((p4 - hex));
 
+			if (v >= nRealChars)
+			{
+				fatal("Illegal hexadecimal character code");
+			}
+
 			return v;
 		}