diff --git a/tests/test/readme.txt b/tests/test/readme.txt
index d5a89ab163..731855a3ef 100644
--- a/tests/test/readme.txt
+++ b/tests/test/readme.txt
@@ -28,4 +28,5 @@ Units ................. testu1.pp      tests init. & finalization and halt
                         testu5.pp
 case .................. testcase.pp    tests case statements with byte and word
                                        sized decision variables
+                        testcas2.pp    tests case with sub enum types
 Arrays ................ testarr1.pp    small test for open arrays with classes
diff --git a/tests/test/testcas2.pp b/tests/test/testcas2.pp
new file mode 100644
index 0000000000..34f014493b
--- /dev/null
+++ b/tests/test/testcas2.pp
@@ -0,0 +1,21 @@
+type
+  days = (sun,mon,tue,wed,thu,fri,sat);
+  workdays = mon..fri;
+
+procedure t(d: workdays);
+  begin
+     case d of
+        mon: writeln('monday');
+        thu: writeln('thursday');
+     else
+        writeln('error');
+     end;
+  end;
+
+var
+   d: workdays;
+
+begin
+   d := thu;
+   t(d);
+end.
diff --git a/tests/test/testi642.pp b/tests/test/testi642.pp
index 2540ea1abb..23c0252078 100644
--- a/tests/test/testi642.pp
+++ b/tests/test/testi642.pp
@@ -803,6 +803,8 @@ procedure testmodqword;
        do_error(2302);
      if (q1 mod q3) mod q2<>q5 then
        do_error(2303);
+     if q1 mod q2<>q1 then
+       do_error(2308);
 
      { a more complex expression }
      if (q2 mod q4) mod (q1 mod q3)<>(q1 mod q3) mod (q2 mod q4) then
@@ -1029,7 +1031,7 @@ procedure testcritical;
   var
      a : array[0..10,0..10,0..10] of qword;
      i,j,k : longint;
-     d1,d2 : double;
+     d1,d2 : extended;
      q1,q2 : qword;
      i1,i2 : int64;