IDEA-167346 Do not escape single quote in strings

testData/src/pkg/TestStringLiterals.java

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2000-2017 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package pkg;
+
+public class TestStringLiterals {
+  public static void main(String[] args) {
+    String a = "abc\b\t\n\f\r\"'\\def";
+    char chars[] = {'\b', '\t', '\n', '\f', '\r', '"', '\'', '\\'};
+    System.out.println(a);
+    System.out.println(chars);
+  }
+}