Shulou(Shulou.com)05/31 Report--

< nopers; off++, l_left_expr = lnext(l_left_expr), l_right_expr = lnext(l_right_expr), l_opno = lnext(l_opno), l_opfamily = lnext(l_opfamily), l_inputcollid = lnext(l_inputcollid)) { Expr *left_expr = (Expr *) lfirst(l_left_expr); Expr *right_expr = (Expr *) lfirst(l_right_expr); Oid opno = lfirst_oid(l_opno); Oid opfamily = lfirst_oid(l_opfamily); Oid inputcollid = lfirst_oid(l_inputcollid); int strategy; Oid lefttype; Oid righttype; Oid proc; FmgrInfo *finfo; FunctionCallInfo fcinfo; get_op_opfamily_properties(opno, opfamily, false, &strategy, &lefttype, &righttype); proc = get_opfamily_proc(opfamily, lefttype, righttype, BTORDER_PROC); if (!OidIsValid(proc)) elog(ERROR, "missing support function %d(%u,%u) in opfamily %u", BTORDER_PROC, lefttype, righttype, opfamily); /* Set up the primary fmgr lookup information */ finfo = palloc0(sizeof(FmgrInfo)); fcinfo = palloc0(sizeof(FunctionCallInfoData)); fmgr_info(proc, finfo); fmgr_info_set_expr((Node *) node, finfo); InitFunctionCallInfoData(*fcinfo, finfo, 2, inputcollid, NULL, NULL); /* * If we enforced permissions checks on index support * functions, we'd need to make a check here. But the * index support machinery doesn't do that, and thus * neither does this code. */ /* evaluate left and right args directly into fcinfo */ ExecInitExprRec(left_expr, state, &fcinfo->

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