[psaux] Fix tracing of negative numbers.

Due to incorrect casting negative numbers were shown as very large
(positive) integers on 64bit systems.

* src/psaux/t1decode.c (t1_decoder_parse_charstrings) <op_none>:
Use division instead of shift.

ChangeLog

@@ -1,3 +1,13 @@
+2015-10-18  Werner Lemberg  <wl@gnu.org>
+
+	[psaux] Fix tracing of negative numbers.
+
+	Due to incorrect casting negative numbers were shown as very large
+	(positive) integers on 64bit systems.
+
+	* src/psaux/t1decode.c (t1_decoder_parse_charstrings) <op_none>:
+	Use division instead of shift.
+
 2015-10-18  Werner Lemberg  <wl@gnu.org>
 
 	[truetype] Improve TT_CONFIG_OPTION_MAX_RUNNABLE_OPCODES (#46223).

src/psaux/t1decode.c

@@ -669,7 +669,7 @@
         if ( large_int )
           FT_TRACE4(( " %ld", value ));
         else
-          FT_TRACE4(( " %ld", Fix2Int( value ) ));
+          FT_TRACE4(( " %ld", value / 65536 ));
 #endif
 
         *top++       = value;