[jbig2-cvs] rev 425 - trunk

[ray at ghostscript.com]

Author: ray
Date: 2005-08-16 13:20:08 -0700 (Tue, 16 Aug 2005)
New Revision: 425

Modified:
   trunk/jbig2_huffman.c
Log:
Fix for shift right 32 bits of unsigned int being treated as shift right 0.


Modified: trunk/jbig2_huffman.c
===================================================================
--- trunk/jbig2_huffman.c	2005-08-15 21:14:45 UTC (rev 424)
+++ trunk/jbig2_huffman.c	2005-08-16 20:20:08 UTC (rev 425)
@@ -148,7 +148,8 @@
   }
   hs->this_word = ws->get_next_word (ws, hs->offset);
   hs->next_word = ws->get_next_word (ws, hs->offset + 4);
-  hs->this_word = (hs->this_word << hs->offset_bits) |
+  if (hs->offset_bits > 0)
+      hs->this_word = (hs->this_word << hs->offset_bits) |
 	(hs->next_word >> (32 - hs->offset_bits));
 }