在我的xcript中实现C＃7功能（$ - 字符串插值）并调用CSharpCodeProvider.CompileAssemblyFromSource()时，收到以下错误：
E:\src\*****\****\bin\Debug> "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
/t:library /utf8output /R:"E:\***\***\Main\ConsoleApp1\bin\Debug\***.dll"
/R:"Microsoft.CSharp.dll" /R:"System.Core.dll"
/R:"System.Data.DataSetExtensions.dll" /R:"System.Data.dll"
/R:"System.Data.Linq.dll"
/R:"System.dll"
/R:"System.Xml.dll"
/R:"System.Xml.Linq.dll"
/R:"EntityFramework.dll"
/out:"E:\***\***\Main\***RuleEngine\_DynamicDll\***RuleEngine.dll"
/D:DEBUG /debug+
/optimize- "E:\***\***\Main\***RuleEngine\_DynamicDll\TempFiles\5jdr2zw0.0.cs"
Microsoft (R) Visual C# Compiler version 4.7.2558.0 for C# 5
Copyright (C) Microsoft Corporation. All rights reserved.
This compiler is provided as part of the Microsoft (R) .NET Framework, but only supports language versions up to C# 5, which is no longer the latest version. For compilers that support newer versions of the C# programming language, see http://go.microsoft.com/fwlink/?LinkID=533240
E:\***\***\Main\***RuleEngine\_DynamicDll\TempFiles\5jdr2zw0.0.cs(549,35): error CS1056: Unexpected character '$'
0) E:\***\***\Main\***RuleEngine\_DynamicDll\TempFiles\5jdr2zw0.0.cs(549,35)
: error CS1056: Unexpected character '$'
结构：
_csc = new CSharpCodeProvider(new Dictionary<string, string>() { {
"CompilerVersion", "v4.0" } });
知道如何解决这个问题？
谢谢！