diff --git a/benchmark/single-source/StringRepeating.swift b/benchmark/single-source/StringRepeating.swift
index 3436680c817..f7f0acfde75 100644
--- a/benchmark/single-source/StringRepeating.swift
+++ b/benchmark/single-source/StringRepeating.swift
@@ -27,57 +27,50 @@ public let benchmarks = [
                 tags: [.validation, .api, .String])
 ]
 
-@inline(never)
-func repeating(_ i: String, count: Int) -> String {
-  let s = String(repeating: getString(i), count: count)
-  return s
-}
-
 @inline(never)
 public func run_singleAsciiCharacterCount100(N: Int) {
+  let string = getString("x")
   for _ in 1...5000*N {
-    blackHole(repeating("x", count: 100))
+    blackHole(String(repeating: string, count: 100))
   }
 }
 
 @inline(never)
 public func run_26AsciiCharactersCount2(N: Int) {
+  let string = getString("abcdefghijklmnopqrstuvwxyz")
   for _ in 1...5000*N {
-    blackHole(repeating("abcdefghijklmnopqrstuvwxyz", count: 2))
+    blackHole(String(repeating: string, count: 2))
   }
 }
 
 @inline(never)
 public func run_33CyrillicCharactersCount2(N: Int) {
+  let string = getString("абвгґдеєжзиіїйклмнопрстуфхцчшщьюя")
   for _ in 1...5000*N {
-    blackHole(repeating("абвгґдеєжзиіїйклмнопрстуфхцчшщьюя", count: 2))
+    blackHole(String(repeating: string, count: 2))
   }
 }
 
 @inline(never)
 public func run_longMixedStringCount100(N: Int) {
+  let string = """
+    Swift is a multi-paradigm, compiled programming language created for
+    iOS, OS X, watchOS, tvOS and Linux development by Apple Inc. Swift is
+    designed to work with Apple's Cocoa and Cocoa Touch frameworks and the
+    large body of existing Objective-C code written for Apple products. Swift
+    is intended to be more resilient to erroneous code (\"safer\") than
+    Objective-C and also more concise. It is built with the LLVM compiler
+    framework included in Xcode 6 and later and uses the Objective-C runtime,
+    which allows C, Objective-C, C++ and Swift code to run within a single
+    program.
+    Існує багато варіацій уривків з Lorem Ipsum, але більшість з них зазнала
+    певних змін на кшталт жартівливих вставок або змішування слів, які навіть
+    не виглядають правдоподібно.
+    日本語の場合はランダムに生成された文章以外に、
+    著作権が切れた小説などが利用されることもある。
+    🦩
+    """
   for _ in 1...5000*N {
-    blackHole(
-      repeating(
-        """
-          Swift is a multi-paradigm, compiled programming language created for
-           iOS, OS X, watchOS, tvOS and Linux development by Apple Inc. Swift is
-           designed to work with Apple's Cocoa and Cocoa Touch frameworks and the
-           large body of existing Objective-C code written for Apple products. Swift
-           is intended to be more resilient to erroneous code (\"safer\") than
-           Objective-C and also more concise. It is built with the LLVM compiler
-           framework included in Xcode 6 and later and uses the Objective-C runtime,
-           which allows C, Objective-C, C++ and Swift code to run within a single
-           program.
-           Існує багато варіацій уривків з Lorem Ipsum, але більшість з них зазнала
-           певних змін на кшталт жартівливих вставок або змішування слів, які навіть
-           не виглядають правдоподібно.
-           日本語の場合はランダムに生成された文章以外に、
-           著作権が切れた小説などが利用されることもある。
-           🦩
-        """,
-        count: 100
-      )
-    )
+    blackHole(String(repeating: string, count: 100))
   }
 }