}
		}
	}

	// assign stmt.ReflectValue
	if stmt.Dest != nil {
		stmt.ReflectValue = reflect.ValueOf(stmt.Dest)
		for stmt.ReflectValue.Kind() == reflect.Ptr {
			if stmt.ReflectValue.IsNil() && stmt.ReflectValue.CanAddr() {
				stmt.ReflectValue.Set(reflect.New(stmt.ReflectValue.Type().Elem()))
			}

			stmt.ReflectValue = stmt.ReflectValue.Elem()
		}
		if !stmt.ReflectValue.IsValid() {

	db.Mux.RLock()
	if stmt, ok := db.Stmts[query]; ok && (!stmt.Transaction || isTransaction) {
		db.Mux.RUnlock()
		// wait for other goroutines prepared
		<-stmt.prepared
		if stmt.prepareErr != nil {
			return Stmt{}, stmt.prepareErr
		}

		return *stmt, nil
	}
	db.Mux.RUnlock()

	db.Mux.Lock()
	// double check

func pvacfgbody(t *testing.T, fset *token.FileSet, cm ast.CommentMap, body []ast.Stmt) (start, end *pvacfgnode) {
	add := func(n *pvacfgnode) {
		if start == nil || end == nil {
			start = n
			end = n
		} else {
			end.then = n
			end = n
		}
	}
	for _, stmt := range body {
		switch stmt := stmt.(type) {
		case *ast.ExprStmt:
			if x, _ := stmt.X.(*ast.CallExpr); x != nil {
				funstr := exprToString(x.Fun)

			if _, ok := f.Syntax.Stmt[i].(*CommentBlock); !ok {
				break
			}
		}
	Found:
		f.Syntax.Stmt = append(append(f.Syntax.Stmt[:i:i], stmt), f.Syntax.Stmt[i:]...)
	} else {
		f.Toolchain.Name = name
		f.Syntax.updateLine(f.Toolchain.Syntax, "toolchain", name)
	}
	return nil
}

// DropGoStmt deletes the go statement from the file.
func (f *WorkFile) DropGoStmt() {
	if f.Go != nil {

		(*ast.AssignStmt)(nil),
	}
	inspect.Preorder(nodeFilter, func(n ast.Node) {
		stmt := n.(*ast.AssignStmt)
		if stmt.Tok != token.ASSIGN {
			return // ignore :=
		}
		if len(stmt.Lhs) != len(stmt.Rhs) {
			// If LHS and RHS have different cardinality, they can't be the same.
			return
		}
		for i, lhs := range stmt.Lhs {
			rhs := stmt.Rhs[i]
			if analysisutil.HasSideEffects(pass.TypesInfo, lhs) ||

			stmt := &gorm.Statement{DB: db, Table: user.Table, Schema: user, Clauses: map[string]clause.Clause{}}
			clause.NamedExpr{SQL: result.SQL, Vars: result.Vars}.Build(stmt)
			if stmt.SQL.String() != result.Result {
				t.Errorf("generated SQL is not equal, expects %v, but got %v", result.Result, stmt.SQL.String())
			}

			if !reflect.DeepEqual(result.ExpectedVars, stmt.Vars) {

			return true
		}
		var id *ast.Ident // id of cancel var
		stmt := stack[len(stack)-3]
		switch stmt := stmt.(type) {
		case *ast.ValueSpec:
			if len(stmt.Names) > 1 {
				id = stmt.Names[1]
			}
		case *ast.AssignStmt:
			if len(stmt.Lhs) > 1 {
				id, _ = stmt.Lhs[1].(*ast.Ident)
			}
		}
		if id != nil {
			if id.Name == "_" {
				pass.ReportRangef(id,

// TxCommitter tx committer
type TxCommitter interface {
	Commit() error
	Rollback() error
}

// Tx sql.Tx interface
type Tx interface {
	ConnPool
	TxCommitter
	StmtContext(ctx context.Context, stmt *sql.Stmt) *sql.Stmt
}

// Valuer gorm valuer interface
type Valuer interface {
	GormValue(context.Context, *DB) clause.Expr
}

// GetDBConnector SQL db connector
type GetDBConnector interface {

// is "".
func (check *Checker) isTerminating(s ast.Stmt, label string) bool {
	switch s := s.(type) {
	default:
		panic("unreachable")

	case *ast.BadStmt, *ast.DeclStmt, *ast.EmptyStmt, *ast.SendStmt,
		*ast.IncDecStmt, *ast.AssignStmt, *ast.GoStmt, *ast.DeferStmt,
		*ast.RangeStmt:
		// no chance

	case *ast.LabeledStmt:
		return check.isTerminating(s.Stmt, s.Label.Name)

	case *ast.ExprStmt:

	Kind  BlockKind  // block kind
	Stmt  ast.Stmt   // statement that gave rise to this block (see BlockKind for details)

	succs2 [2]*Block // underlying array for Succs
}

// A BlockKind identifies the purpose of a block.
// It also determines the possible types of its Stmt field.
type BlockKind uint8

const (
	KindInvalid BlockKind = iota // Stmt=nil