Fix AOT warnings

src/AsmResolver.DotNet/DotNetCorePathProvider.cs

@@ -196,11 +196,26 @@ private void DetectInstalledRuntimes(string installationDirectory)
                 // with the help of System.Reflection. The assembly of System.Object is either System.Runtime
                 // or System.Private.CoreLib, which is located at <installation_directory>/shared/<runtime>/<version>/.
 
-                string corlibPath = typeof(object).Assembly.Location;
-                string versionPath = Path.GetDirectoryName(corlibPath)!;
-                string runtimePath = Path.GetDirectoryName(versionPath)!;
-                string sharedPath = Path.GetDirectoryName(runtimePath)!;
-                return Path.GetDirectoryName(sharedPath);
+#if NET8_0_OR_GREATER
+                [UnconditionalSuppressMessage("SingleFile", "IL3000", Justification = "We're explicitly checking for this scenario.")]
+#endif
+                static string? TryGetObjectCoreLibPath()
+                {
+                    string corlibPath = typeof(object).Assembly.Location;
+
+                    // The path will be empty when publishing as single-file
+                    if (string.IsNullOrEmpty(corlibPath))
+                    {
+                        return null;
+                    }
+
+                    string versionPath = Path.GetDirectoryName(corlibPath)!;
+                    string runtimePath = Path.GetDirectoryName(versionPath)!;
+                    string sharedPath = Path.GetDirectoryName(runtimePath)!;
+                    return Path.GetDirectoryName(sharedPath);
+                }
+
+                return TryGetObjectCoreLibPath();
             }
 
             return null;

src/AsmResolver.DotNet/ModuleDefinition.cs

@@ -164,11 +164,14 @@ public static ModuleDefinition FromModuleBaseAddress(IntPtr hInstance, PEMapping
         public static ModuleDefinition FromModule(Module module) => FromModule(module, new ModuleReaderParameters());
 
         /// <summary>
-        /// Opens a module from an instance of a <see cref="System.Reflection.Module"/>.
+        /// Opens a module from an instance of a <see cref="Module"/>.
         /// </summary>
         /// <param name="module">The reflection module to load.</param>
         /// <param name="readerParameters">The parameters to use while reading the module.</param>
         /// <returns>The module.</returns>
+#if NET8_0_OR_GREATER
+        [UnconditionalSuppressMessage("SingleFile", "IL3002", Justification = "We're explicitly checking for unmapped module names.")]
+#endif
         public static ModuleDefinition FromModule(Module module, ModuleReaderParameters readerParameters)
         {
             if (!ReflectionHacks.TryGetHINSTANCE(module, out var handle))

src/AsmResolver.DotNet/ReflectionHacks.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Diagnostics.CodeAnalysis;
 using System.Reflection;
 using System.Runtime.InteropServices;
 using AsmResolver.Collections;
@@ -72,6 +73,9 @@ internal static Type[] GetFunctionPointerParameterTypes(Type t)
 #endif
         }
 
+#if NET8_0_OR_GREATER
+        [UnconditionalSuppressMessage("SingleFile", "IL3002", Justification = "Callers are explicitly checking for '-1'.")]
+#endif
         internal static bool TryGetHINSTANCE(Module m, out nint hinstance)
         {
 #if !NETSTANDARD2_0

src/Directory.Build.props

@@ -3,7 +3,7 @@
     <Import Project="$([MSBuild]::GetPathOfFileAbove('Directory.Build.props', '$(MSBuildThisFileDirectory)../'))" />
 
     <PropertyGroup>
-        <TargetFrameworks>net8.0;net6.0;net462;net472;net35;netcoreapp3.1;netstandard2.0;netstandard2.1</TargetFrameworks>
+        <TargetFrameworks>net9.0;net8.0;net6.0;net462;net472;net35;netcoreapp3.1;netstandard2.0;netstandard2.1</TargetFrameworks>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
         <Nullable>enable</Nullable>
         <IsTrimmable>true</IsTrimmable>