[WIP][mono] Enable runtime tests in AOT modes on linux-arm64

eng/pipelines/common/platform-matrix.yml

@@ -355,26 +355,6 @@ jobs:
         helixQueueGroup: ${{ parameters.helixQueueGroup }}
         ${{ insert }}: ${{ parameters.jobParameters }}
 
-# Mono LLVMAot test build
-
-- ${{ if containsValue(parameters.platforms, 'linux_x64_llvmaot') }}:
-  - template: xplat-setup.yml
-    parameters:
-      jobTemplate: ${{ parameters.jobTemplate }}
-      helixQueuesTemplate: ${{ parameters.helixQueuesTemplate }}
-      variables: ${{ parameters.variables }}
-      osGroup: linux
-      archType: x64
-      targetRid: linux-x64
-      platform: linux_x64
-      shouldContinueOnError: ${{ parameters.shouldContinueOnError }}
-      container: linux_x64_llvmaot
-      jobParameters:
-        runtimeFlavor: ${{ parameters.runtimeFlavor }}
-        buildConfig: ${{ parameters.buildConfig }}
-        helixQueueGroup: ${{ parameters.helixQueueGroup }}
-        ${{ insert }}: ${{ parameters.jobParameters }}
-
 # Linux s390x
 
 - ${{ if containsValue(parameters.platforms, 'linux_s390x') }}:

eng/pipelines/common/templates/pipeline-with-resources.yml

@@ -30,6 +30,7 @@ extends:
         image: mcr.microsoft.com/dotnet-buildtools/prereqs:azurelinux-3.0-cross-arm64-net9.0
         env:
           ROOTFS_DIR: /crossrootfs/arm64
+          ROOTFS_HOST_DIR: /
 
       linux_musl_x64:
         image: mcr.microsoft.com/dotnet-buildtools/prereqs:azurelinux-3.0-cross-amd64-alpine-net9.0
@@ -101,9 +102,6 @@ extends:
       debian-12-gcc14-amd64:
         image: mcr.microsoft.com/dotnet-buildtools/prereqs:debian-12-gcc14-amd64
 
-      linux_x64_llvmaot:
-        image: mcr.microsoft.com/dotnet-buildtools/prereqs:centos-stream8
-
       browser_wasm:
         image: mcr.microsoft.com/dotnet-buildtools/prereqs:azurelinux-3.0-webassembly-amd64-net9.0
         env:

eng/pipelines/common/templates/runtimes/build-runtime-tests-and-send-to-helix.yml

@@ -13,7 +13,6 @@ parameters:
   nativeAotTest: false
   runtimeFlavor: 'mono'
   runtimeVariant: 'monointerpreter'
-  llvmAotStepContainer: ''
   scenarios:
     - normal
   variables: {}
@@ -48,6 +47,7 @@ steps:
                   -arch ${{ parameters.archType }}
                   /p:BuildMonoAotCrossCompiler=true
                   /p:BuildMonoAotCrossCompilerOnly=true
+                  /p:MonoLibClang="/usr/local/lib/libclang.so"
                   /p:CrossBuild=true
           displayName: "Build Mono Mini AOT cross compiler"
       - ${{ else }}:
@@ -57,31 +57,25 @@ steps:
                   -arch ${{ parameters.archType }}
                   /p:BuildMonoAotCrossCompiler=true
                   /p:BuildMonoAotCrossCompilerOnly=true
-                  /p:MonoLibClang="/usr/local/lib/libclang.so.16"
+                  /p:MonoLibClang="/usr/local/lib/libclang.so"
                   /p:MonoAOTEnableLLVM=true
                   /p:CrossBuild=true
           displayName: "Build Mono LLVM AOT cross compiler"
 
     - ${{ if eq(parameters.archType, 'x64') }}:
       - ${{ if eq(parameters.runtimeVariant, 'llvmaot') }}:
-        - script: $(Build.SourcesDirectory)/src/tests/build$(scriptExt) $(logRootNameArg)MonoAot mono_aot ${{ parameters.buildConfig }} ${{ parameters.archType }} /p:RuntimeVariant=${{ parameters.runtimeVariant }}
+        - script: $(Build.SourcesDirectory)/src/tests/build$(scriptExt) $(logRootNameArg)MonoAot mono_aot ${{ parameters.buildConfig }} ${{ parameters.archType }} /p:RuntimeVariant=${{ parameters.runtimeVariant }} -maxcpucount:1
           displayName: "AOT compile CoreCLR tests"
-          target: ${{ coalesce(parameters.llvmAotStepContainer, parameters.container) }}
       - ${{ if in(parameters.runtimeVariant, 'llvmfullaot', 'minifullaot') }}:
         - script: $(Build.SourcesDirectory)/src/tests/build$(scriptExt) $(logRootNameArg)MonoAot mono_fullaot ${{ parameters.buildConfig }} ${{ parameters.archType }} /p:RuntimeVariant=${{ parameters.runtimeVariant }} -maxcpucount:1
           displayName: "AOT compile CoreCLR tests"
-          target: ${{ coalesce(parameters.llvmAotStepContainer, parameters.container) }}
     - ${{ if eq(parameters.archType, 'arm64') }}:
       - ${{ if eq(parameters.runtimeVariant, 'llvmaot') }}:
-        - script: $(Build.SourcesDirectory)/src/tests/build$(scriptExt) $(logRootNameArg)MonoAot mono_aot ${{ parameters.buildConfig }} ${{ parameters.archType }} cross /p:RuntimeVariant=${{ parameters.runtimeVariant }} -maxcpucount:2
+        - script: $(Build.SourcesDirectory)/src/tests/build$(scriptExt) $(logRootNameArg)MonoAot mono_aot ${{ parameters.buildConfig }} ${{ parameters.archType }} cross /p:RuntimeVariant=${{ parameters.runtimeVariant }} -maxcpucount:1
           displayName: "AOT cross-compile CoreCLR tests"
-          env:
-            __MonoToolPrefix: aarch64-linux-gnu-
       - ${{ if in(parameters.runtimeVariant, 'llvmfullaot', 'minifullaot') }}:
-        - script: $(Build.SourcesDirectory)/src/tests/build$(scriptExt) $(logRootNameArg)MonoAot mono_fullaot ${{ parameters.buildConfig }} ${{ parameters.archType }} cross /p:RuntimeVariant=${{ parameters.runtimeVariant }} -maxcpucount:2
+        - script: $(Build.SourcesDirectory)/src/tests/build$(scriptExt) $(logRootNameArg)MonoAot mono_fullaot ${{ parameters.buildConfig }} ${{ parameters.archType }} cross /p:RuntimeVariant=${{ parameters.runtimeVariant }} -maxcpucount:1
           displayName: "AOT cross-compile CoreCLR tests"
-          env:
-            __MonoToolPrefix: aarch64-linux-gnu-
 
   # Checks the value of the compileOnHelix parameter
   # and if set invokes libraries pipeline for AOT on Helix

eng/pipelines/extra-platforms/runtime-extra-platforms-other.yml

@@ -120,8 +120,7 @@ jobs:
     runtimeFlavor: mono
     platforms:
       - linux_x64
-      # Tracking issue: https://github.com/dotnet/runtime/issues/90427
-      # linux_arm64
+      - linux_arm64
     variables:
       - name: timeoutPerTestInMinutes
         value: 60
@@ -143,7 +142,6 @@ jobs:
         - template: /eng/pipelines/common/templates/runtimes/build-runtime-tests-and-send-to-helix.yml
           parameters:
             creator: dotnet-bot
-            llvmAotStepContainer: linux_x64
             testRunNamePrefixSuffix: Mono_Release
       extraVariablesTemplates:
         - template: /eng/pipelines/common/templates/runtimes/test-variables.yml

eng/pipelines/runtime-llvm.yml

@@ -133,8 +133,7 @@ extends:
           runtimeFlavor: mono
           platforms:
             - linux_x64
-            # Disabled pending outcome of https://github.com/dotnet/runtime/issues/60234 investigation
-            #- linux_arm64
+            - linux_arm64
           variables:
             - name: timeoutPerTestInMinutes
               value: 60
@@ -156,7 +155,6 @@ extends:
               - template: /eng/pipelines/common/templates/runtimes/build-runtime-tests-and-send-to-helix.yml
                 parameters:
                   creator: dotnet-bot
-                  llvmAotStepContainer: linux_x64_llvmaot
                   testRunNamePrefixSuffix: Mono_Release
             extraVariablesTemplates:
               - template: /eng/pipelines/common/templates/runtimes/test-variables.yml
@@ -174,8 +172,7 @@ extends:
           runtimeFlavor: mono
           platforms:
             - linux_x64
-            # Tracking issue: https://github.com/dotnet/runtime/issues/90427
-            # - linux_arm64
+            - linux_arm64
           variables:
             - name: timeoutPerTestInMinutes
               value: 60
@@ -197,7 +194,6 @@ extends:
               - template: /eng/pipelines/common/templates/runtimes/build-runtime-tests-and-send-to-helix.yml
                 parameters:
                   creator: dotnet-bot
-                  llvmAotStepContainer: linux_x64_llvmaot
                   testRunNamePrefixSuffix: Mono_Release
                   testBuildArgs: >-
                     -tree:CoreMangLib -tree:Exceptions -tree:GC -tree:Interop -tree:Loader -tree:Regressions -tree:baseservices
@@ -221,8 +217,7 @@ extends:
           runtimeFlavor: mono
           platforms:
             - linux_x64
-            # Tracking issue: https://github.com/dotnet/runtime/issues/90427
-            # - linux_arm64
+            - linux_arm64
           variables:
             - name: timeoutPerTestInMinutes
               value: 60
@@ -244,7 +239,6 @@ extends:
               - template: /eng/pipelines/common/templates/runtimes/build-runtime-tests-and-send-to-helix.yml
                 parameters:
                   creator: dotnet-bot
-                  llvmAotStepContainer: linux_x64_llvmaot
                   testRunNamePrefixSuffix: Mono_Release
                   testBuildArgs: -tree:JIT/Intrinsics -tree:JIT/HardwareIntrinsics -tree:JIT/SIMD
             extraVariablesTemplates:

eng/pipelines/runtime.yml

@@ -1609,7 +1609,6 @@ extends:
               - template: /eng/pipelines/common/templates/runtimes/build-runtime-tests-and-send-to-helix.yml
                 parameters:
                   creator: dotnet-bot
-                  llvmAotStepContainer: linux_x64_llvmaot
                   testRunNamePrefixSuffix: Mono_Release
             extraVariablesTemplates:
               - template: /eng/pipelines/common/templates/runtimes/test-variables.yml

src/mono/mono.proj

@@ -259,7 +259,7 @@
     </PropertyGroup>
 
     <RemoveDir Directories="$(EMSDK_PATH)" />
-    
+
     <ItemGroup>
       <EmsdkFiles   Condition="'%(PackageReference.Identity)' != 'runtime.$(_portableHostOS)-$(BuildArchitecture).Microsoft.NETCore.Runtime.Wasm.Node.Transport' and '%(PackageReference.Identity)' != 'Microsoft.NET.Runtime.Emscripten.3.1.34.Python.win-$(BuildArchitecture)'"
                     Include="$(NuGetPackageRoot)\$([System.String]::Copy(%(PackageReference.Identity)).ToLowerInvariant())\%(PackageReference.Version)\tools\**" />
@@ -281,7 +281,7 @@
     <ReadLinesFromFile File="$(EMSDK_PATH)emsdk_env$(ScriptExt)">
       <Output TaskParameter="Lines" PropertyName="_EmsdkEnvFileText" />
     </ReadLinesFromFile>
-    <WriteLinesToFile File="$(EMSDK_PATH)emsdk_env$(ScriptExt)" 
+    <WriteLinesToFile File="$(EMSDK_PATH)emsdk_env$(ScriptExt)"
                       Overwrite="true"
                       Lines="$(_EmsdkPaths);$(_EmsdkEnvFileText)" />
     <WriteLinesToFile File="$(EMSDK_PATH)emscripten/.emscripten"
@@ -299,7 +299,7 @@
 
     <PropertyGroup>
       <ShouldProvisionEmscripten>false</ShouldProvisionEmscripten>
-    </PropertyGroup>    
+    </PropertyGroup>
   </Target>
 
   <!-- Sets up WASI SDK if you don't have the WASI_SDK_PATH env variable set -->
@@ -932,7 +932,7 @@
     The runtime is built using the 'ROOTFS_DIR' which points to '/crossrootfs/arm64'.
     The 'mono-aot-cross' is built using the 'ROOTFS_HOST_DIR' which points to '/crossrootfs/x64'.
     -->
-    <PropertyGroup Condition="'$(CrossBuild)' == 'true' and '$(ROOTFS_HOST_DIR)' != '' and $(ROOTFS_HOST_DIR.Contains('$(AotHostArchitecture)'))">
+    <PropertyGroup Condition="'$(CrossBuild)' == 'true' and '$(ROOTFS_HOST_DIR)' != ''">
         <MonoCrossDir>$(ROOTFS_HOST_DIR)</MonoCrossDir>
     </PropertyGroup>
 
@@ -1003,7 +1003,7 @@
     </PropertyGroup>
     <Message Condition="'$(_MonoSkipAotCMakeConfigure)' == 'true'" Text="The AOT Cross CMake command line is the same as the last run. Skipping running CMake configure." Importance="High"/>
     <Message Condition="'$(_MonoSkipAotCMakeConfigure)' != 'true'" Text="Running '$(_MonoAotCMakeConfigureCommand)' in '$(MonoObjCrossDir)'" Importance="High"/>
     <Exec Condition="'$(_MonoSkipAotCMakeConfigure)' != 'true'" Command="$(_MonoAotCMakeConfigureCommand)" IgnoreStandardErrorWarningFormat="true" WorkingDirectory="$(MonoObjCrossDir)"/>
     <WriteLinesToFile
       Condition="'$(_MonoSkipAotCMakeConfigure)' != 'true'"
       File="$(MonoObjCrossDir)cmake_cmd_line.txt"

src/mono/mono/mini/tramp-arm64.c

@@ -50,27 +50,66 @@ mono_arch_patch_plt_entry (guint8 *code, gpointer *got, host_mgreg_t *regs, guin
 	 * aot-compiler.c
 	 */
 
+	// print next 4 instructions
+	printf ("\n");
+	printf ("mono_arch_patch_plt_entry begin\n");
+	printf ("code addr: %p\n", code);
+	printf ("ins0: %08x\n", ((guint32*)code) [0]);
+	printf ("ins1: %08x\n", ((guint32*)code) [1]);
+	printf ("ins2: %08x\n", ((guint32*)code) [2]);
+
 	/* adrp */
 	ins = ((guint32*)code) [0];
-	g_assert (((ins >> 24) & 0x1f) == 0x10);
-	disp = (((ins >> 5) & 0x7ffff) << 2) | ((ins >> 29) & 0x3);
-	/* FIXME: disp is signed */
-	g_assert ((disp >> 20) == 0);
-
-	slot_addr = ((guint64)code + (disp << 12)) & ~0xfff;
-
-	/* add x16, x16, :lo12:got */
-	ins = ((guint32*)code) [1];
-	g_assert (((ins >> 22) & 0x3) == 0);
-	slot_addr += (ins >> 10) & 0xfff;
+	printf ("ins: %08x\n", ins);
+	if (((ins >> 24) & 0x1f) == 0x10) {
+    		printf("ADRP instruction detected\n");
+		// adrp x16, address
+		// add x16, x16, offset
+		disp = (((ins >> 5) & 0x7ffff) << 2) | ((ins >> 29) & 0x3);
+    		printf("disp: %08x\n", disp);
+		/* FIXME: disp is signed */
+		g_assert ((disp >> 20) == 0);
+
+		slot_addr = ((guint64)code + (disp << 12)) & ~0xfff;
+		printf("slot_addr: %llx\n", slot_addr);
+
+		/* add x16, x16, :lo12:got */
+		ins = ((guint32*)code) [1];
+        	printf ("ins[1]: %08x\n", ins);
+		g_assert (((ins >> 22) & 0x3) == 0);
+		slot_addr += (ins >> 10) & 0xfff;
+        	printf ("slot_addr (adrp): %llx\n", slot_addr);
+	} else if (((ins >> 24) & 0x1f) == 0x15) {
+		printf("ADR instruction detected\n");
+		// nop
+		// adr x16, address
+		ins = ((guint32*)code) [1];
+        	printf ("ins[1]: %08x\n", ins);
+		disp = (((ins >> 5) & 0x7ffff) << 2);
+    		printf("disp: %08x\n", disp);
+		if (disp & (1 << 20)) {
+			disp |= ~((1 << 21) - 1);
+		}
+    		printf("disp fix: %08x\n", disp);
+		/* FIXME: disp is signed */
+		g_assert ((disp >> 20) == 0);
+   		slot_addr = (guint64)((char*)code + disp);
+        	printf ("slot_addr (adr): %llx\n", slot_addr);
+	} else {
+		g_assert_not_reached ();
+	}
 
 	/* ldr x16, [x16, <offset>] */
 	ins = ((guint32*)code) [2];
+	printf ("ins[2]: %08x\n", ins);
 	g_assert (((ins >> 24) & 0x3f) == 0x39);
 	slot_addr += ((ins >> 10) & 0xfff) * 8;
+	printf ("slot_addr (ldr): %llx\n", slot_addr);
 
 	g_assert (*(guint64*)slot_addr);
 	*(gpointer*)slot_addr = addr;
+
+	printf ("mono_arch_patch_plt_entry end\n");
 }
 
 void

src/tests/Interop/Interop.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <!-- Tracking issue: https://github.com/dotnet/runtime/issues/90427 -->
-    <CLRTestTargetUnsupported Condition="'$(RuntimeFlavor)' == 'mono' and '$(RuntimeVariant)' == 'llvmfullaot'">true</CLRTestTargetUnsupported>
+    <CLRTestTargetUnsupported Condition="'$(RuntimeFlavor)' == 'mono' and ('$(RuntimeVariant)' == 'minifullaot' or '$(RuntimeVariant)' == 'llvmfullaot')">true</CLRTestTargetUnsupported>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Configurations>Debug;Release;Checked</Configurations>
     <!-- Tracking issue: https://github.com/dotnet/runtime/issues/90427 -->

src/tests/JIT/Methodical/Invoke/25params/25paramMixed_d.ilproj

@@ -1,8 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk.IL">
-  <PropertyGroup>
-  </PropertyGroup>
   <PropertyGroup>
     <DebugType>Full</DebugType>
+    <!-- Tracking issue: https://github.com/dotnet/runtime/issues/90427 -->
+    <CLRTestTargetUnsupported Condition="'$(RuntimeFlavor)' == 'mono' and ('$(RuntimeVariant)' == 'llvmaot' or '$(RuntimeVariant)' == 'llvmfullaot')">true</CLRTestTargetUnsupported>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="25paramMixed_d.il" />

src/tests/JIT/Methodical/Invoke/25params/25paramMixed_r.ilproj

@@ -1,9 +1,9 @@
 <Project Sdk="Microsoft.NET.Sdk.IL">
-  <PropertyGroup>
-  </PropertyGroup>
   <PropertyGroup>
     <DebugType>PdbOnly</DebugType>
     <Optimize>False</Optimize>
+    <!-- Tracking issue: https://github.com/dotnet/runtime/issues/90427 -->
+    <CLRTestTargetUnsupported Condition="'$(RuntimeFlavor)' == 'mono' and ('$(RuntimeVariant)' == 'llvmaot' or '$(RuntimeVariant)' == 'llvmfullaot')">true</CLRTestTargetUnsupported>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="25paramMixed_r.il" />

src/tests/JIT/Methodical/VT/callconv/jumper4_r.ilproj

@@ -1,8 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk.IL">
-  <PropertyGroup>
-  </PropertyGroup>
   <PropertyGroup>
     <DebugType>PdbOnly</DebugType>
+    <!-- Tracking issue: https://github.com/dotnet/runtime/issues/90427 -->
+    <CLRTestTargetUnsupported Condition="'$(RuntimeFlavor)' == 'mono' and ('$(RuntimeVariant)' == 'llvmaot' or '$(RuntimeVariant)' == 'llvmfullaot')">true</CLRTestTargetUnsupported>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="jumper4_r.il" />

src/tests/JIT/Methodical/VT/callconv/jumper5_r.ilproj

@@ -1,8 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk.IL">
-  <PropertyGroup>
-  </PropertyGroup>
   <PropertyGroup>
     <DebugType>PdbOnly</DebugType>
+    <!-- Tracking issue: https://github.com/dotnet/runtime/issues/90427 -->
+    <CLRTestTargetUnsupported Condition="'$(RuntimeFlavor)' == 'mono' and ('$(RuntimeVariant)' == 'llvmaot' or '$(RuntimeVariant)' == 'llvmfullaot')">true</CLRTestTargetUnsupported>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="jumper5_r.il" />

src/tests/JIT/Methodical/tailcall/deep_value_d.ilproj

@@ -1,6 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk.IL">
   <PropertyGroup>
     <DebugType>Full</DebugType>
+    <!-- Tracking issue: https://github.com/dotnet/runtime/issues/90427 -->
+    <CLRTestTargetUnsupported Condition="'$(RuntimeFlavor)' == 'mono' and ('$(RuntimeVariant)' == 'llvmaot' or '$(RuntimeVariant)' == 'llvmfullaot')">true</CLRTestTargetUnsupported>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="deep_value_d.il" />

src/tests/JIT/Methodical/tailcall/deep_value_r.ilproj

@@ -1,6 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk.IL">
   <PropertyGroup>
     <DebugType>PdbOnly</DebugType>
+    <!-- Tracking issue: https://github.com/dotnet/runtime/issues/90427 -->
+    <CLRTestTargetUnsupported Condition="'$(RuntimeFlavor)' == 'mono' and ('$(RuntimeVariant)' == 'llvmaot' or '$(RuntimeVariant)' == 'llvmfullaot')">true</CLRTestTargetUnsupported>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="deep_value_r.il" />

src/tests/JIT/Regression/JitBlue/GitHub_27678/GitHub_27678.ilproj

@@ -2,6 +2,8 @@
   <PropertyGroup>
     <DebugType>None</DebugType>
     <Optimize>True</Optimize>
+    <!-- Tracking issue: https://github.com/dotnet/runtime/issues/90427 -->
+    <CLRTestTargetUnsupported Condition="'$(RuntimeFlavor)' == 'mono' and '$(RuntimeVariant)' == 'llvmaot'">true</CLRTestTargetUnsupported>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="$(MSBuildProjectName).il" />

src/tests/JIT/Regression/JitBlue/Runtime_80731/Runtime_80731.ilproj

@@ -2,6 +2,8 @@
   <PropertyGroup>
     <DebugType>None</DebugType>
     <Optimize>True</Optimize>
+    <!-- Tracking issue: https://github.com/dotnet/runtime/issues/90427 -->
+    <CLRTestTargetUnsupported Condition="'$(RuntimeFlavor)' == 'mono' and ('$(RuntimeVariant)' == 'llvmaot' or '$(RuntimeVariant)' == 'llvmfullaot')">true</CLRTestTargetUnsupported>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="$(MSBuildProjectName).il" />

src/tests/JIT/Regression/JitBlue/Runtime_93876/Runtime_93876.csproj

@@ -1,8 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <Optimize>True</Optimize>
+    <!-- Tracking issue: https://github.com/dotnet/runtime/issues/90427 -->
+    <CLRTestTargetUnsupported Condition="'$(RuntimeFlavor)' == 'mono' and ('$(RuntimeVariant)' == 'llvmaot' or '$(RuntimeVariant)' == 'llvmfullaot')">true</CLRTestTargetUnsupported>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="$(MSBuildProjectName).cs" />
   </ItemGroup>
-</Project>
+</Project>