MSBuild warnings when building runtime test projects #70658
Description
Reproduction:
# Any non-merged runtime test should do
runtime> dotnet build src\tests\JIT\HardwareIntrinsics\General\Vector256\Vector256_ro.csproj -c ReleaseExpected result: test builds without warnings.
Actual result: a couple of MSB4011 warnings are issued:
Build succeeded.
C:\Users\Accretion\source\dotnet\runtime\artifacts\tests\coreclr\packages\JIT\HardwareIntrinsics\General\Vector256\Vector256_ro\Vector256_ro.csproj.nuget.g.props(17,5):
warning MSB4011: "C:\Users\Accretion\.nuget\packages\microsoft.net.illink.tasks\7.0.100-1.22308.1\build\Microsoft.NET.ILLink.Tasks.props" cannot be imported again.
It was already imported at "C:\Users\Accretion\source\dotnet\runtime\artifacts\tests\coreclr\packages\Common\test_dependencies\test_dependencies\test_dependencies.csproj.nuget.g.props (16,5)". This is most likely a build authoring error. This subsequent import will be ignored. [C:\Users\Accretion\source\dotnet\runtime\src\tests\JIT\HardwareIntrinsics\General\Vector256\Vector256_ro.csproj]
C:\Users\Accretion\source\dotnet\runtime\artifacts\tests\coreclr\packages\JIT\HardwareIntrinsics\General\Vector256\Vector256_ro\Vector256_ro.csproj.nuget.g.props(18,5):
warning MSB4011: "C:\Users\Accretion\.nuget\packages\microsoft.net.compilers.toolset\4.3.0-3.22281.14\build\Microsoft.Net.Compilers.Toolset.props" cannot be imported again.
It was already imported at "C:\Users\Accretion\source\dotnet\runtime\artifacts\tests\coreclr\packages\Common\test_dependencies\test_dependencies\test_dependencies.csproj.nuget.g.props (17,5)". This is most likely a build authoring error. This subsequent import will be ignored. [C:\Users\Accretion\source\dotnet\runtime\src\tests\JIT\HardwareIntrinsics\General\Vector256\Vector256_ro.csproj]
C:\Users\Accretion\source\dotnet\runtime\artifacts\tests\coreclr\packages\JIT\HardwareIntrinsics\General\Vector256\Vector256_ro\Vector256_ro.csproj.nuget.g.props(17,5):
warning MSB4011: "C:\Users\Accretion\.nuget\packages\microsoft.net.illink.tasks\7.0.100-1.22308.1\build\Microsoft.NET.ILLink.Tasks.props" cannot be imported again.
It was already imported at "C:\Users\Accretion\source\dotnet\runtime\artifacts\tests\coreclr\packages\Common\test_dependencies\test_dependencies\test_dependencies.csproj.nuget.g.props (16,5)". This is most likely a build authoring error. This subsequent import will be ignored. [C:\Users\Accretion\source\dotnet\runtime\src\tests\JIT\HardwareIntrinsics\General\Vector256\Vector256_ro.csproj]
C:\Users\Accretion\source\dotnet\runtime\artifacts\tests\coreclr\packages\JIT\HardwareIntrinsics\General\Vector256\Vector256_ro\Vector256_ro.csproj.nuget.g.props(18,5):
warning MSB4011: "C:\Users\Accretion\.nuget\packages\microsoft.net.compilers.toolset\4.3.0-3.22281.14\build\Microsoft.Net.Compilers.Toolset.props" cannot be imported again.
It was already imported at "C:\Users\Accretion\source\dotnet\runtime\artifacts\tests\coreclr\packages\Common\test_dependencies\test_dependencies\test_dependencies.csproj.nuget.g.props (17,5)". This is most likely a build authoring error. This subsequent import will be ignored. [C:\Users\Accretion\source\dotnet\runtime\src\tests\JIT\HardwareIntrinsics\General\Vector256\Vector256_ro.csproj]
4 Warning(s)
0 Error(s)This is a "quality of life" issue; the build still succeeds and everything works.