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Disable optimization to work around a compiler bug #807

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Merged
merged 2 commits into from
Sep 23, 2025
Merged

Disable optimization to work around a compiler bug #807

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8aef288
Disable optimization to work around a compiler bug
Steelskin Sep 18, 2025
49cfd38
Limit disabling to Windows
Steelskin Sep 18, 2025
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3 changes: 3 additions & 0 deletions Sources/SWBTaskExecution/BuildDescriptionManager.swift
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Expand Up @@ -175,6 +175,9 @@ package final class BuildDescriptionManager: Sendable {
/// NOTE: This is primarily accessible for performance testing purposes, actual clients should prefer to access via the cached methods.
///
/// - Returns: A build description, or nil if cancelled.
// TODO: Optimizations are disabled to work around a compiler bug. Remove this attribute when the bug is fixed.
// See https://github.com/swiftlang/llvm-project/issues/11377 for details.
@_optimize(none)
package static func constructBuildDescription(_ plan: BuildPlan, planRequest: BuildPlanRequest, signature: BuildDescriptionSignature, inDirectory path: Path, fs: any FSProxy, bypassActualTasks: Bool = false, planningDiagnostics: [ConfiguredTarget?: [Diagnostic]], delegate: any BuildDescriptionConstructionDelegate) async throws -> BuildDescription? {
BuildDescriptionManager.descriptionsComputed.increment()

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