From a14f9d4b16ef6dfb1686f4024a5f8d3204c44305 Mon Sep 17 00:00:00 2001
From: Ethan Lee <flibitijibibo@gmail.com>
Date: Wed, 16 Oct 2024 10:10:37 -0400
Subject: [PATCH] Add LangVersion:4 to project files

---
 FNA.Core.csproj         | 1 +
 FNA.NetFramework.csproj | 1 +
 FNA.csproj              | 1 +
 Makefile                | 4 ++--
 4 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/FNA.Core.csproj b/FNA.Core.csproj
index 5d2e6796..5bf5df23 100644
--- a/FNA.Core.csproj
+++ b/FNA.Core.csproj
@@ -8,6 +8,7 @@
 		<RootNamespace>Microsoft.Xna.Framework</RootNamespace>
 		<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
 		<GenerateAssemblyInfo>false</GenerateAssemblyInfo>
+		<LangVersion>4</LangVersion>
 	</PropertyGroup>
 	<PropertyGroup>
 		<FNASettingsPropsFilePath>$(SolutionDir)FNA.Settings.props</FNASettingsPropsFilePath>
diff --git a/FNA.NetFramework.csproj b/FNA.NetFramework.csproj
index 079dc167..fce86aaa 100644
--- a/FNA.NetFramework.csproj
+++ b/FNA.NetFramework.csproj
@@ -9,6 +9,7 @@
 		<RootNamespace>Microsoft.Xna.Framework</RootNamespace>
 		<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
 		<GenerateAssemblyInfo>false</GenerateAssemblyInfo>
+		<LangVersion>4</LangVersion>
 	</PropertyGroup>
 	<PropertyGroup>
 		<FNASettingsPropsFilePath>$(SolutionDir)FNA.Settings.props</FNASettingsPropsFilePath>
diff --git a/FNA.csproj b/FNA.csproj
index 9ad05b38..84be250b 100644
--- a/FNA.csproj
+++ b/FNA.csproj
@@ -9,6 +9,7 @@
     <OutputType>Library</OutputType>
     <RootNamespace>Microsoft.Xna.Framework</RootNamespace>
     <AssemblyName>FNA</AssemblyName>
+    <LangVersion>4</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>True</DebugSymbols>
diff --git a/Makefile b/Makefile
index f01f75a3..2bddbf1c 100644
--- a/Makefile
+++ b/Makefile
@@ -342,7 +342,7 @@ RES = \
 debug: clean-debug
 	mkdir -p bin/Debug
 	cp app.config bin/Debug/FNA.dll.config
-	mcs /unsafe -debug -define:DEBUG -out:bin/Debug/FNA.dll -target:library $(SRC) $(RES)
+	mcs /unsafe /langversion:4 -debug -define:DEBUG -out:bin/Debug/FNA.dll -target:library $(SRC) $(RES)
 
 clean-debug:
 	rm -rf bin/Debug
@@ -350,7 +350,7 @@ clean-debug:
 release: clean-release
 	mkdir -p bin/Release
 	cp app.config bin/Release/FNA.dll.config
-	mcs /unsafe -optimize -out:bin/Release/FNA.dll -target:library $(SRC) $(RES)
+	mcs /unsafe /langversion:4 -optimize -out:bin/Release/FNA.dll -target:library $(SRC) $(RES)
 
 clean-release:
 	rm -rf bin/Release