// whose execution terminates."
				valid := false
				if t := b.enclosingTarget(name); t != nil {
					switch t.Stmt.(type) {
					case *syntax.SwitchStmt, *syntax.SelectStmt, *syntax.ForStmt:
						valid = true
					}
				}
				if !valid {
					check.errorf(s.Label, MisplacedLabel, "invalid break label %s", name)
					return
				}

			case syntax.Continue:

				// whose execution terminates."
				valid := false
				if t := b.enclosingTarget(name); t != nil {
					switch t.Stmt.(type) {
					case *ast.SwitchStmt, *ast.TypeSwitchStmt, *ast.SelectStmt, *ast.ForStmt, *ast.RangeStmt:
						valid = true
					}
				}
				if !valid {
					check.errorf(s.Label, MisplacedLabel, "invalid break label %s", name)
					return
				}

			case token.CONTINUE:

		// case *ExprStmt:
		case *SendStmt:
			m = n.Chan
		// case *DeclStmt:
		case *AssignStmt:
			m = n.Lhs
		// case *BranchStmt:
		// case *CallStmt:
		// case *ReturnStmt:
		// case *IfStmt:
		// case *ForStmt:
		// case *SwitchStmt:
		// case *SelectStmt:

		// helper nodes
		case *RangeClause:
			if n.Lhs != nil {
				m = n.Lhs
				continue
			}
			m = n.X
		// case *CaseClause:

	}
	return r.useObj(r.nextVar)
}

// forRangeFunc checks whether n is a range-over-func.
// If so, it returns n.(*syntax.ForStmt), true.
// Otherwise it returns nil, false.
func forRangeFunc(n syntax.Node) (*syntax.ForStmt, bool) {
	nfor, ok := n.(*syntax.ForStmt)
	if !ok {
		return nil, false
	}
	nrange, ok := nfor.Init.(*syntax.RangeClause)
	if !ok {
		return nil, false
	}

		}
		Walk(v, n.Assign)
		Walk(v, n.Body)

	case *CommClause:
		if n.Comm != nil {
			Walk(v, n.Comm)
		}
		walkList(v, n.Body)

	case *SelectStmt:
		Walk(v, n.Body)

	case *ForStmt:
		if n.Init != nil {
			Walk(v, n.Init)
		}
		if n.Cond != nil {
			Walk(v, n.Cond)
		}
		if n.Post != nil {
			Walk(v, n.Post)
		}
		Walk(v, n.Body)

	case *RangeStmt:

	case *ast.IfStmt:
		found, pos := hasFuncLiteral(s.Init)
		if found {
			return pos
		}
		found, pos = hasFuncLiteral(s.Cond)
		if found {
			return pos
		}
		return s.Body.Lbrace
	case *ast.ForStmt:
		found, pos := hasFuncLiteral(s.Init)
		if found {
			return pos
		}
		found, pos = hasFuncLiteral(s.Cond)
		if found {
			return pos
		}
		found, pos = hasFuncLiteral(s.Post)
		if found {

	s := new(DeclStmt)
	s.pos = p.pos()

	p.next() // _Const, _Type, or _Var
	s.DeclList = p.appendGroup(nil, f)

	return s
}

func (p *parser) forStmt() Stmt {
	if trace {
		defer p.trace("forStmt")()
	}

	s := new(ForStmt)
	s.pos = p.pos()

	s.Init, s.Cond, s.Post = p.header(_For)
	s.Body = p.blockStmt("for clause")

	return s
}

	// Check if the enclosing statement is inside another node.
	switch expr := path[enclosingIndex+1].(type) {
	case *ast.IfStmt:
		// Get the base if statement.
		return baseIfStmt(path, enclosingIndex+1)
	case *ast.ForStmt:
		if expr.Init == enclosingStmt || expr.Post == enclosingStmt {
			return expr
		}
	}
	return enclosingStmt.(ast.Stmt)
}

// baseIfStmt walks up the if/else-if chain until we get to

			}
			check.openScopeUntil(clause, end, "case")
			if clause.Comm != nil {
				check.stmt(inner, clause.Comm)
			}
			check.stmtList(inner, clause.Body)
			check.closeScope()
		}

	case *syntax.ForStmt:
		inner |= breakOk | continueOk

		if rclause, _ := s.Init.(*syntax.RangeClause); rclause != nil {
			check.rangeStmt(inner, s, rclause)
			break
		}

		check.openScope(s, "for")

	//     *syntax.FuncType
	//     *syntax.TypeDecl
	//     *syntax.BlockStmt
	//     *syntax.IfStmt
	//     *syntax.SwitchStmt
	//     *syntax.CaseClause
	//     *syntax.CommClause
	//     *syntax.ForStmt
	//
	Scopes map[syntax.Node]*Scope

	// InitOrder is the list of package-level initializers in the order in which
	// they must be executed. Initializers referring to variables related by an