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a test case for double free'ing of pointer in alter table ...
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@ -60,3 +60,8 @@ insert into t2 values (1,1),(2,1),(3,1),(4,2);
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# do a query using ELT, a join and an ORDER BY.
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select one.id, two.val, elt(two.val,'one','two') from t1 one, t2 two where two.id=one.id order by one.id;
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drop table t1,t2;
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create temporary table t1 (a int not null);
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insert into t1 values (1),(1);
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-- error 1062
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alter table t1 add primary key (a);
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drop table t1;
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