IDEA-149077 Default decompiler is chosen for several classes instead of Fernflower - tests

testData/obfuscated/a9.java

@@ -0,0 +1,15 @@
+public class a9 extends RuntimeException {
+   private static final long serialVersionUID = 1180433275280350911L;
+
+   public a9(String var1, Throwable var2) {
+      super(var1, var2);
+   }
+
+   public a9(Throwable var1) {
+      super(var1);
+   }
+
+   public a9(String var1) {
+      super(var1);
+   }
+}