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[msbuild] Make sure the build doesn't keep going if the ILLink task fails. #21393

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Oct 16, 2024
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[msbuild] Make sure the build doesn't keep going if the ILLink task fails. #21393

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[msbuild] Make sure the build doesn't keep going if the ILLink task f…
rolfbjarne Oct 9, 2024
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Merge remote-tracking branch 'origin/main' into dev/rolf/illink-failure
rolfbjarne Oct 9, 2024
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4 changes: 4 additions & 0 deletions msbuild/Xamarin.iOS.Tasks.Windows/Xamarin.iOS.Common.After.targets
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Expand Up @@ -403,6 +403,10 @@ Copyright (C) 2011-2013 Xamarin. All rights reserved.
<Output TaskParameter="LinkerOutputItems" ItemName="_XamarinLinkerItems" />
</Xamarin.MacDev.Tasks.ILLink>

<PropertyGroup>
<!-- Sometimes the ILLink task itself fails, in which case the _ILLinkExitCode value won't be set. In this case, set it to a value that will cause the expected error to be shown later on. -->
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Is there a reason why this is the case? Does ILLink need a fix and if so, is there an issue for it?

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There are any number of reasons the ILLink task may fail for legitimate reasons, an easy one being that the network went down.

<_ILLinkExitCode Condition="'$(_ILLinkExitCode)' == '' And '$(MSBuildLastTaskResult)' != 'true'">-1</_ILLinkExitCode>
</PropertyGroup>
<Touch Files="$(_LinkSemaphore)" AlwaysCreate="true" Condition=" '$(_ILLinkExitCode)' == '0' " />

</Target>
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