Hm, why aren’t we detecting the broken stdlib on CI?

Sources/_CollectionsUtilities/Array+WithContiguousStorage Compatibility.swift

@@ -21,6 +21,7 @@ extension Array {
       // SR-14663 only triggers on array values that are verbatim bridged
       // from Objective-C, so it cannot ever trigger for element types
       // that aren't verbatim bridged.
+      print("Not bridged")
       return false
     }
 
@@ -33,21 +34,26 @@ extension Array {
     #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS)
     if #available(macOS 12.0, iOS 15.0, watchOS 8.0, tvOS 15.0, *) {
       // The OS is too new to be affected by this bug. (>= 5.5 stdlib)
+      print("Too new")
       return false
     }
-//    guard #available(macOS 10.15, iOS 13.0, watchOS 6.0, tvOS 13, *) else {
-//      // The OS is too old to be affected by this bug. (< 5.1 stdlib)
-//      return false
-//    }
+    guard #available(macOS 10.15, iOS 13.0, watchOS 6.0, tvOS 13, *) else {
+      // The OS is too old to be affected by this bug. (< 5.1 stdlib)
+      print("Too old")
+      return false
+    }
+    print("Affected")
     return true
     #else
     // Assume that other platforms aren't affected.
+    print("Unknown platform")
     return false
     #endif
 
     #else
     // Platforms that don't have an Objective-C runtime don't have verbatim
     // bridged array values, so the bug doesn't apply to them.
+    print("Non-ObjC platform")
     return false
     #endif
   }