   return sb
 }
 
-
-
 @inline(never)
 public func run_StringBuilderLong(_ N: Int) {
   for _ in 1...5000*N {
-    _ = buildStringLong("👻")
+    blackHole(buildStringLong(getString("👻")))
   }
 }
 

@inline(never)
public func run_StringBuilder(_ N: Int) {
  for _ in 1...5000*N {
    _ = buildString(getString("a"))
  }
}


@inline(never)
public func run_StringUTF16Builder(_ N: Int) {
  for _ in 1...5000*N {
    blackHole(buildStringUTF16(getString("a")))
  }
}

@inline(never)
func buildStringLong(_ i: String) -> String {
