MonetDB: Jun2010 - Minor text

[mk]

Changeset: 2037157ff132 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=2037157ff132
Modified Files:
        MonetDB5/src/optimizer/opt_dataflow.mx
Branch: Jun2010
Log Message:

Minor text


diffs (21 lines):

diff -r d3190c10a131 -r 2037157ff132 MonetDB5/src/optimizer/opt_dataflow.mx
--- a/MonetDB5/src/optimizer/opt_dataflow.mx    Wed Jul 28 14:23:17 2010 +0200
+++ b/MonetDB5/src/optimizer/opt_dataflow.mx    Wed Jul 28 14:29:57 2010 +0200
@@ -148,6 +148,8 @@
                        old[i] = NULL;
                }
        }
+
+       /* inject new dataflow barriers */
        for (i = 1; i<limit; i++) {
                p = old[i];
 
@@ -190,7 +192,7 @@
                        for(j=p->retc; j<p->argc; j++)
                                if (getLastUpdate(span, getArg(p,j)) <= start)
                                        cnt++;
-               if ( dflowAssignTest(span,p,i))
+               if (cnt && dflowAssignTest(span,p,i))
                        cnt = 0;
 
                if (cnt && cnt == p->argc-p->retc)
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