jcmosc · jcmosc · Aug 7, 2026 · Aug 7, 2026 · Aug 7, 2026 · Aug 7, 2026
diff --git a/...ramework/maccatalyst-arm64_arm64e_x86_64/AttributeGraph.framework/Headers/AGDescription.h b/...ramework/maccatalyst-arm64_arm64e_x86_64/AttributeGraph.framework/Headers/AGDescription.h
@@ -3,7 +3,11 @@
 #include <AttributeGraph/AGBase.h>
 
 #if TARGET_OS_MAC
+#ifdef __OBJC__
+#import <Foundation/Foundation.h>
+#else
 #include <CoreFoundation/CFString.h>
+#endif
 #else
 #include <SwiftCorelibsCoreFoundation/CFString.h>
 #endif
@@ -16,19 +20,23 @@ AG_EXTERN_C_BEGIN
 
 #if TARGET_OS_MAC
 
+#ifdef __OBJC__
+typedef NSString *AGDescriptionOption AG_SWIFT_STRUCT AG_SWIFT_NAME(DescriptionOption);
+#else
 typedef CFStringRef AGDescriptionOption AG_SWIFT_STRUCT AG_SWIFT_NAME(DescriptionOption);
+#endif
 
 AG_EXPORT
-const AGDescriptionOption AGDescriptionFormat AG_SWIFT_NAME(AGDescriptionOption.format);
+const AGDescriptionOption AGDescriptionFormat AG_SWIFT_NAME(DescriptionOption.format);
 
 AG_EXPORT
-const AGDescriptionOption AGDescriptionMaxFrames AG_SWIFT_NAME(AGDescriptionOption.maxFrames);
+const AGDescriptionOption AGDescriptionMaxFrames AG_SWIFT_NAME(DescriptionOption.maxFrames);
 
 AG_EXPORT
-const AGDescriptionOption AGDescriptionIncludeValues AG_SWIFT_NAME(AGDescriptionOption.includeValues);
+const AGDescriptionOption AGDescriptionIncludeValues AG_SWIFT_NAME(DescriptionOption.includeValues);
 
 AG_EXPORT
-const AGDescriptionOption AGDescriptionTruncationLimit AG_SWIFT_NAME(AGDescriptionOption.truncationLimit);
+const AGDescriptionOption AGDescriptionTruncationLimit AG_SWIFT_NAME(DescriptionOption.truncationLimit);
 
 #endif
 

diff --git a/...eGraph.framework/Modules/AttributeGraph.swiftmodule/arm64-apple-ios-macabi.swiftinterface b/...eGraph.framework/Modules/AttributeGraph.swiftmodule/arm64-apple-ios-macabi.swiftinterface
@@ -392,8 +392,10 @@ extension AttributeGraph.Rule {
   public static func _update(_ self: Swift.UnsafeMutableRawPointer, attribute: AttributeGraph.AnyAttribute)
 }
 extension AttributeGraph.Rule {
-  public var bodyChanged: Swift.Bool {
-    get
+  @_alwaysEmitIntoClient public var bodyChanged: Swift.Bool {
+    get {
+        AnyAttribute.currentWasModified
+    }
   }
   public var attribute: AttributeGraph.Attribute<Self.Value> {
     get
@@ -420,8 +422,10 @@ extension AttributeGraph.StatefulRule {
 }
 extension AttributeGraph.StatefulRule {
   public static func _update(_ self: Swift.UnsafeMutableRawPointer, attribute: AttributeGraph.AnyAttribute)
-  public var bodyChanged: Swift.Bool {
-    get
+  @_alwaysEmitIntoClient public var bodyChanged: Swift.Bool {
+    get {
+        AnyAttribute.currentWasModified
+    }
   }
   public var value: Self.Value {
     unsafeAddress

diff --git a/...Graph.framework/Modules/AttributeGraph.swiftmodule/arm64e-apple-ios-macabi.swiftinterface b/...Graph.framework/Modules/AttributeGraph.swiftmodule/arm64e-apple-ios-macabi.swiftinterface
@@ -392,8 +392,10 @@ extension AttributeGraph.Rule {
   public static func _update(_ self: Swift.UnsafeMutableRawPointer, attribute: AttributeGraph.AnyAttribute)
 }
 extension AttributeGraph.Rule {
-  public var bodyChanged: Swift.Bool {
-    get
+  @_alwaysEmitIntoClient public var bodyChanged: Swift.Bool {
+    get {
+        AnyAttribute.currentWasModified
+    }
   }
   public var attribute: AttributeGraph.Attribute<Self.Value> {
     get
@@ -420,8 +422,10 @@ extension AttributeGraph.StatefulRule {
 }
 extension AttributeGraph.StatefulRule {
   public static func _update(_ self: Swift.UnsafeMutableRawPointer, attribute: AttributeGraph.AnyAttribute)
-  public var bodyChanged: Swift.Bool {
-    get
+  @_alwaysEmitIntoClient public var bodyChanged: Swift.Bool {
+    get {
+        AnyAttribute.currentWasModified
+    }
   }
   public var value: Self.Value {
     unsafeAddress

diff --git a/...Graph.framework/Modules/AttributeGraph.swiftmodule/x86_64-apple-ios-macabi.swiftinterface b/...Graph.framework/Modules/AttributeGraph.swiftmodule/x86_64-apple-ios-macabi.swiftinterface
@@ -392,8 +392,10 @@ extension AttributeGraph.Rule {
   public static func _update(_ self: Swift.UnsafeMutableRawPointer, attribute: AttributeGraph.AnyAttribute)
 }
 extension AttributeGraph.Rule {
-  public var bodyChanged: Swift.Bool {
-    get
+  @_alwaysEmitIntoClient public var bodyChanged: Swift.Bool {
+    get {
+        AnyAttribute.currentWasModified
+    }
   }
   public var attribute: AttributeGraph.Attribute<Self.Value> {
     get
@@ -420,8 +422,10 @@ extension AttributeGraph.StatefulRule {
 }
 extension AttributeGraph.StatefulRule {
   public static func _update(_ self: Swift.UnsafeMutableRawPointer, attribute: AttributeGraph.AnyAttribute)
-  public var bodyChanged: Swift.Bool {
-    get
+  @_alwaysEmitIntoClient public var bodyChanged: Swift.Bool {
+    get {
+        AnyAttribute.currentWasModified
+    }
   }
   public var value: Self.Value {
     unsafeAddress

diff --git a/...ork/macos-arm64_arm64e_x86_64/AttributeGraph.framework/Versions/A/Headers/AGDescription.h b/...ork/macos-arm64_arm64e_x86_64/AttributeGraph.framework/Versions/A/Headers/AGDescription.h
@@ -3,7 +3,11 @@
 #include <AttributeGraph/AGBase.h>
 
 #if TARGET_OS_MAC
+#ifdef __OBJC__
+#import <Foundation/Foundation.h>
+#else
 #include <CoreFoundation/CFString.h>
+#endif
 #else
 #include <SwiftCorelibsCoreFoundation/CFString.h>
 #endif
@@ -16,19 +20,23 @@ AG_EXTERN_C_BEGIN
 
 #if TARGET_OS_MAC
 
+#ifdef __OBJC__
+typedef NSString *AGDescriptionOption AG_SWIFT_STRUCT AG_SWIFT_NAME(DescriptionOption);
+#else
 typedef CFStringRef AGDescriptionOption AG_SWIFT_STRUCT AG_SWIFT_NAME(DescriptionOption);
+#endif
 
 AG_EXPORT
-const AGDescriptionOption AGDescriptionFormat AG_SWIFT_NAME(AGDescriptionOption.format);
+const AGDescriptionOption AGDescriptionFormat AG_SWIFT_NAME(DescriptionOption.format);
 
 AG_EXPORT
-const AGDescriptionOption AGDescriptionMaxFrames AG_SWIFT_NAME(AGDescriptionOption.maxFrames);
+const AGDescriptionOption AGDescriptionMaxFrames AG_SWIFT_NAME(DescriptionOption.maxFrames);
 
 AG_EXPORT
-const AGDescriptionOption AGDescriptionIncludeValues AG_SWIFT_NAME(AGDescriptionOption.includeValues);
+const AGDescriptionOption AGDescriptionIncludeValues AG_SWIFT_NAME(DescriptionOption.includeValues);
 
 AG_EXPORT
-const AGDescriptionOption AGDescriptionTruncationLimit AG_SWIFT_NAME(AGDescriptionOption.truncationLimit);
+const AGDescriptionOption AGDescriptionTruncationLimit AG_SWIFT_NAME(DescriptionOption.truncationLimit);
 
 #endif
 

diff --git a/....framework/Versions/A/Modules/AttributeGraph.swiftmodule/arm64-apple-macos.swiftinterface b/....framework/Versions/A/Modules/AttributeGraph.swiftmodule/arm64-apple-macos.swiftinterface
@@ -392,8 +392,10 @@ extension AttributeGraph.Rule {
   public static func _update(_ self: Swift.UnsafeMutableRawPointer, attribute: AttributeGraph.AnyAttribute)
 }
 extension AttributeGraph.Rule {
-  public var bodyChanged: Swift.Bool {
-    get
+  @_alwaysEmitIntoClient public var bodyChanged: Swift.Bool {
+    get {
+        AnyAttribute.currentWasModified
+    }
   }
   public var attribute: AttributeGraph.Attribute<Self.Value> {
     get
@@ -420,8 +422,10 @@ extension AttributeGraph.StatefulRule {
 }
 extension AttributeGraph.StatefulRule {
   public static func _update(_ self: Swift.UnsafeMutableRawPointer, attribute: AttributeGraph.AnyAttribute)
-  public var bodyChanged: Swift.Bool {
-    get
+  @_alwaysEmitIntoClient public var bodyChanged: Swift.Bool {
+    get {
+        AnyAttribute.currentWasModified
+    }
   }
   public var value: Self.Value {
     unsafeAddress

diff --git a/...framework/Versions/A/Modules/AttributeGraph.swiftmodule/arm64e-apple-macos.swiftinterface b/...framework/Versions/A/Modules/AttributeGraph.swiftmodule/arm64e-apple-macos.swiftinterface
@@ -392,8 +392,10 @@ extension AttributeGraph.Rule {
   public static func _update(_ self: Swift.UnsafeMutableRawPointer, attribute: AttributeGraph.AnyAttribute)
 }
 extension AttributeGraph.Rule {
-  public var bodyChanged: Swift.Bool {
-    get
+  @_alwaysEmitIntoClient public var bodyChanged: Swift.Bool {
+    get {
+        AnyAttribute.currentWasModified
+    }
   }
   public var attribute: AttributeGraph.Attribute<Self.Value> {
     get
@@ -420,8 +422,10 @@ extension AttributeGraph.StatefulRule {
 }
 extension AttributeGraph.StatefulRule {
   public static func _update(_ self: Swift.UnsafeMutableRawPointer, attribute: AttributeGraph.AnyAttribute)
-  public var bodyChanged: Swift.Bool {
-    get
+  @_alwaysEmitIntoClient public var bodyChanged: Swift.Bool {
+    get {
+        AnyAttribute.currentWasModified
+    }
   }
   public var value: Self.Value {
     unsafeAddress

diff --git a/...framework/Versions/A/Modules/AttributeGraph.swiftmodule/x86_64-apple-macos.swiftinterface b/...framework/Versions/A/Modules/AttributeGraph.swiftmodule/x86_64-apple-macos.swiftinterface
@@ -392,8 +392,10 @@ extension AttributeGraph.Rule {
   public static func _update(_ self: Swift.UnsafeMutableRawPointer, attribute: AttributeGraph.AnyAttribute)
 }
 extension AttributeGraph.Rule {
-  public var bodyChanged: Swift.Bool {
-    get
+  @_alwaysEmitIntoClient public var bodyChanged: Swift.Bool {
+    get {
+        AnyAttribute.currentWasModified
+    }
   }
   public var attribute: AttributeGraph.Attribute<Self.Value> {
     get
@@ -420,8 +422,10 @@ extension AttributeGraph.StatefulRule {
 }
 extension AttributeGraph.StatefulRule {
   public static func _update(_ self: Swift.UnsafeMutableRawPointer, attribute: AttributeGraph.AnyAttribute)
-  public var bodyChanged: Swift.Bool {
-    get
+  @_alwaysEmitIntoClient public var bodyChanged: Swift.Bool {
+    get {
+        AnyAttribute.currentWasModified
+    }
   }
   public var value: Self.Value {
     unsafeAddress

diff --git a/Sources/Compute/Attribute/Rule/Rule.swift b/Sources/Compute/Attribute/Rule/Rule.swift
@@ -1,18 +1,15 @@
 import ComputeCxx
 
 public protocol Rule: _AttributeBody {
-
     associatedtype Value
 
     static var initialValue: Value? { get }
     var value: Value { get }
-
 }
 
 extension Rule {
-
     public static var initialValue: Value? {
-        return nil
+        nil
     }
 
     public static func _updateDefault(_ self: UnsafeMutableRawPointer) {
@@ -31,23 +28,21 @@ extension Rule {
             Graph.setOutputValue(valuePointer)
         }
     }
-
 }
 
 extension Rule {
-
+    @_alwaysEmitIntoClient
     public var bodyChanged: Bool {
-        fatalError("not implemented")
+        AnyAttribute.currentWasModified
     }
 
     public var attribute: Attribute<Value> {
-        return Attribute<Value>(identifier: AnyAttribute.current!)
+        Attribute<Value>(identifier: AnyAttribute.current!)
     }
 
     public var context: RuleContext<Value> {
-        return RuleContext<Value>(attribute: attribute)
+        RuleContext<Value>(attribute: attribute)
     }
-
 }
 
 @_silgen_name("IAGGraphReadCachedAttribute")
@@ -63,7 +58,6 @@ func IAGGraphReadCachedAttribute(
 ) -> UnsafeRawPointer
 
 extension Rule where Self: Hashable {
-
     public func cachedValue(options: CachedValueOptions, owner: AnyAttribute?) -> Value {
         return withUnsafePointer(to: self) { bodyPointer in
             Self._cachedValue(
@@ -120,5 +114,4 @@ extension Rule where Self: Hashable {
         }
         return value.assumingMemoryBound(to: Value.self)
     }
-
 }
diff --git a/Sources/Compute/Attribute/Rule/StatefulRule.swift b/Sources/Compute/Attribute/Rule/StatefulRule.swift
@@ -1,18 +1,15 @@
 import ComputeCxx
 
 public protocol StatefulRule: _AttributeBody {
-
     associatedtype Value
 
     static var initialValue: Value? { get }
     mutating func updateValue()
-
 }
 
 extension StatefulRule {
-
     public static var initialValue: Value? {
-        return nil
+        nil
     }
 
     public static func _updateDefault(_ default: UnsafeMutableRawPointer) {
@@ -26,14 +23,14 @@ extension StatefulRule {
 }
 
 extension StatefulRule {
-
     public static func _update(_ self: UnsafeMutableRawPointer, attribute: AnyAttribute) {
         let rule = self.assumingMemoryBound(to: Self.self)
         rule.pointee.updateValue()
     }
 
+    @_alwaysEmitIntoClient
     public var bodyChanged: Bool {
-        fatalError("not implemented")
+        AnyAttribute.currentWasModified
     }
 
     public var value: Value {
@@ -50,15 +47,14 @@ extension StatefulRule {
     }
 
     public var hasValue: Bool {
-        return context.hasValue
+        context.hasValue
     }
 
     public var attribute: Attribute<Value> {
-        return Attribute<Value>(identifier: AnyAttribute.current!)
+        Attribute<Value>(identifier: AnyAttribute.current!)
     }
 
     public var context: RuleContext<Value> {
-        return RuleContext<Value>(attribute: attribute)
+        RuleContext<Value>(attribute: attribute)
     }
-
 }
diff --git a/Sources/Compute/Graph/Graph.swift b/Sources/Compute/Graph/Graph.swift
@@ -175,13 +175,23 @@ extension Graph {
         data: Data? = nil,
         flags: Graph.NamedTraceEventFlags = []
     ) {
+        #if canImport(Darwin)
+        addNamedTraceEvent(
+            eventID: eventID,
+            eventArgCount: eventArgs.count,
+            eventArgs: eventArgs,
+            data: data as CFData?,
+            flags: flags
+        )
+        #else
         addNamedTraceEvent(
             eventID: eventID,
             eventArgCount: eventArgs.count,
             eventArgs: eventArgs,
             data: data?.cfData,
             flags: flags
         )
+        #endif
     }
 }
 

diff --git a/Sources/Compute/Utility/FoundationExtensions/Data+CFData.swift b/Sources/Compute/Utility/FoundationExtensions/Data+CFData.swift
@@ -1,18 +1,17 @@
 import Foundation
 
+#if !canImport(Darwin)
 extension Data {
     @usableFromInline
     var cfData: CFData {
-        #if canImport(Darwin)
-        self as CFData
-        #else
         withUnsafeBytes { raw -> CFData in
             CFDataCreate(
                 kCFAllocatorDefault,
                 raw.baseAddress?.assumingMemoryBound(to: UInt8.self),
                 raw.count
             )!
         }
-        #endif
+
     }
 }
+#endif