import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

media/webrtc/trunk/tools/gyp/test/win/linker-flags/opt-icf.cc

@@ -0,0 +1,29 @@
+// Copyright (c) 2012 Google Inc. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+void similar_function0(char* x) {
+  while (*x) {
+    ++x;
+  }
+}
+
+void similar_function1(char* p) {
+  while (*p) {
+    ++p;
+  }
+}
+
+void similar_function2(char* q) {
+  while (*q) {
+    ++q;
+  }
+}
+
+int main() {
+  char* x = "hello";
+  similar_function0(x);
+  similar_function1(x);
+  similar_function2(x);
+  return 0;
+}