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JIT: Detect and handle imprecision in 3-opt layout cost computation #110069

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Fixes #109984.

@dotnet-issue-labeler dotnet-issue-labeler bot added the area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI label Nov 21, 2024
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Tagging subscribers to this area: @JulieLeeMSFT, @jakobbotsch
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@@ -4927,21 +4927,33 @@ Compiler::ThreeOptLayout::ThreeOptLayout(Compiler* comp)
// endPos - The inclusive ending index of the region
//
// Returns:
// The region's layout cost
// The region's layout cost, or 'BB_MAX_WEIGHT' for pathalogically costly layouts
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Suggested change
// The region's layout cost, or 'BB_MAX_WEIGHT' for pathalogically costly layouts
// The region's layout cost, or 'BB_MAX_WEIGHT' for pathologically costly layouts

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/azp run runtime-coreclr libraries-jitstress, Antigen

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Azure Pipelines successfully started running 2 pipeline(s).

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dont wanna approve anything

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