MonetDB: Jun2010 - don't reuse variable (currently unsafe)

[Niels Nes]

Changeset: 917241b98739 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=917241b98739
Modified Files:
        sql/src/backends/monet5/sql.mx
Branch: Jun2010
Log Message:

don't reuse variable (currently unsafe)


diffs (21 lines):

diff -r f62d38f49483 -r 917241b98739 sql/src/backends/monet5/sql.mx
--- a/sql/src/backends/monet5/sql.mx    Sun Jul 04 23:44:21 2010 +0200
+++ b/sql/src/backends/monet5/sql.mx    Mon Jul 05 08:04:18 2010 +0200
@@ -779,13 +779,13 @@
        (e,g) := group.new(gp);
        m := aggr.max(e);
        c0 := calc.isnil(m);
-       c0 := calc.not(c0);
+       c01 := calc.not(c0);
        c1 := calc.>(m,1:wrd);
-       c1 := calc.and(c0,c1);
+       c11 := calc.and(c01,c1);
        ms := calc.str(m); 
        msg := str.+("zero_or_one: cardinality violation (", ms);
-       msg := str.+(msg, ">1)");
-       sql.assert(c1, msg);
+       msg1 := str.+(msg, ">1)");
+       sql.assert(c11, msg1);
        return zero_or_one := b;
 end sql.zero_or_one;
 
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