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Attempt to fix compiler warning on old compiler
Build farm member lapwing (using gcc 4.7.2) didn't like one part of 9fd45870c1436b477264c0c82eb195df52bc0919, raising a compiler warning. Revert that for now.
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@ -2926,12 +2926,13 @@ cost_agg(Path *path, PlannerInfo *root,
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double output_tuples;
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Cost startup_cost;
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Cost total_cost;
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const AggClauseCosts dummy_aggcosts = {0};
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AggClauseCosts dummy_aggcosts;
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/* Use all-zero per-aggregate costs if NULL is passed */
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if (aggcosts == NULL)
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{
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Assert(aggstrategy == AGG_HASHED);
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MemSet(&dummy_aggcosts, 0, sizeof(AggClauseCosts));
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aggcosts = &dummy_aggcosts;
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}
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