Fix bounds check in bridged ASCII String comparison

Author: Catfish-Man

Darwin/Foundation-swiftoverlay-Tests/TestNSString.swift

@@ -0,0 +1,45 @@
+// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See https://swift.org/LICENSE.txt for license information
+// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+//
+// RUN: %empty-directory(%t)
+//
+// RUN: %target-clang %S/Inputs/FoundationBridge/FoundationBridge.m -c -o %t/FoundationBridgeObjC.o -g
+// RUN: %target-build-swift %s -I %S/Inputs/FoundationBridge/ -Xlinker %t/FoundationBridgeObjC.o -sanitize=address -o %t/TestNSString
+// RUN: %target-codesign %t/TestNSString
+
+// RUN: %target-run %t/TestNSString > %t.txt
+// REQUIRES: executable_test
+// REQUIRES: asan_runtime
+// REQUIRES: objc_interop
+
+import Foundation
+import FoundationBridgeObjC
+
+#if FOUNDATION_XCTEST
+    import XCTest
+    class TestNSStringSuper : XCTestCase { }
+#else
+    import StdlibUnittest
+    class TestNSStringSuper { }
+#endif
+
+class TestNSString : TestNSStringSuper {
+    
+    func test_equalOverflow() {
+      let cyrillic = "чебурашка@ящик-с-апельсинами.рф"
+      let other = getNSStringEqualTestString()
+      print(NSStringBridgeTestEqual(cyrillic, other))
+    }
+  
+}
+
+#if !FOUNDATION_XCTEST
+var NSStringTests = TestSuite("TestNSString")
+NSStringTests.test("test_equalOverflow") { TestNSString().test_equalOverflow() }
+runAllTests()
+#endif