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Add --disableLanguageFeature CLI switch and MSBuild property to selectively disable language features #19167

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Fix nullness warning in TryParseFeature by using box before downcast

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Add --disableLanguageFeature CLI switch and MSBuild property to selectively disable language features #19167

Fix nullness warning in TryParseFeature by using box before downcast
2e3f35c
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Azure Pipelines / fsharp-ci (Build WindowsCompressedMetadata fsharpqa_release) failed Dec 19, 2025 in 35m 18s

Build WindowsCompressedMetadata fsharpqa_release failed

2 errors / 1 warnings

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Check failure on line 6258 in Build log

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@azure-pipelines azure-pipelines / fsharp-ci (Build WindowsCompressedMetadata fsharpqa_release)

Build log #L6258 

(NETCORE_ENGINEERING_TELEMETRY=Test) Failure running tests

Check failure on line 6259 in Build log

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@azure-pipelines azure-pipelines / fsharp-ci (Build WindowsCompressedMetadata fsharpqa_release)

Build log #L6259 

Cmd.exe exited with code '1'.
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