Update of /cvsroot/monetdb/pathfinder/compiler/algebra/prop
In directory sc8-pr-cvs16.sourceforge.net:/tmp/cvs-serv7569/algebra/prop
Modified Files:
Tag: XQuery_0-24
prop_reqval.c
Log Message:
-- Bugfix: bit encoded column names tend to get negative values
(at least for some bits :)).
U prop_reqval.c
Index: prop_reqval.c
===================================================================
RCS file: /cvsroot/monetdb/pathfinder/compiler/algebra/prop/prop_reqval.c,v
retrieving revision 1.42
retrieving revision 1.42.2.1
diff -u -d -r1.42 -r1.42.2.1
--- prop_reqval.c 7 Apr 2008 11:06:50 -0000 1.42
+++ prop_reqval.c 29 May 2008 11:32:28 -0000 1.42.2.1
@@ -213,7 +213,8 @@
PFalg_att_t overlap = req_bool_vals.name;
unsigned int bit_shift = 1;
- while (bit_shift <= overlap) {
+ /* an overflow will turn bit_shift into 0 */
+ while (bit_shift) {
/* if the values of column that is required by both
parents do not match remove this column from the
list of required value columns */
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