MonetDB: arrays - check existance of s before using

[Foteini Alvanaki]

Changeset: ee49c314ece1 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=ee49c314ece1
Modified Files:
        sql/backends/monet5/rel_bin.c
Branch: arrays
Log Message:

check existance of s before using


diffs (12 lines):

diff --git a/sql/backends/monet5/rel_bin.c b/sql/backends/monet5/rel_bin.c
--- a/sql/backends/monet5/rel_bin.c
+++ b/sql/backends/monet5/rel_bin.c
@@ -587,7 +587,7 @@ exp_bin(mvc *sql, sql_exp *e, stmt *left
                        print_stmtlist(sql->sa, right);
                }       
                //if array then check if there is mbr requirement
-               if(left && s->type == st_join && s->op1->type == st_mbrselect ) 
{
+               if(s && left && s->type == st_join && s->op1->type == 
st_mbrselect ) {
                        s->op3 = find_e_column_uselect(sql->sa, s->op1, 
s->op2); 
                }
         }      break;
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