Remove non-trivial subtyping between bitset and non-bitset types.

test/cctest/test-types.cc

Index: test/cctest/test-types.cc
diff --git a/test/cctest/test-types.cc b/test/cctest/test-types.cc
index 753457366701c26be2af0c798663fac2e7a092aa..c0b9af6fef672a1a24898668c0db8af7a18433cb 100644
--- a/test/cctest/test-types.cc
+++ b/test/cctest/test-types.cc
@@ -6,6 +6,7 @@
 
 #include "src/hydrogen-types.h"
 #include "src/isolate-inl.h"
+#include "src/ostreams.h"
 #include "src/types.h"
 #include "test/cctest/cctest.h"
 
@@ -1319,6 +1320,13 @@ struct Tests : Rep {
         TypeHandle type2 = *it2;
         TypeHandle union12 = T.Union(type1, type2);
         TypeHandle union21 = T.Union(type2, type1);
+        OFStream os(stdout);

[rossberg, 2014/08/05 15:07:53]

Yeah, I don't like committing this. Either all tests here should log what they
do or none.

[neis, 2014/08/05 17:01:10]

Done.

+        type1->PrintTo(os);
+        os << " \\/ ";
+        type2->PrintTo(os);
+        os << " = ";
+        union12->PrintTo(os);
+        os << "\n";
         CheckEqual(union12, union21);
       }
     }
@@ -1547,6 +1555,13 @@ struct Tests : Rep {
         TypeHandle type2 = *it2;
         TypeHandle intersect12 = T.Intersect(type1, type2);
         TypeHandle intersect21 = T.Intersect(type2, type1);
+        OFStream os(stdout);
+        type1->PrintTo(os);
+        os << " /\\ ";
+        type2->PrintTo(os);
+        os << " = ";
+        intersect12->PrintTo(os);
+        os << "\n";
         CheckEqual(intersect12, intersect21);
       }
     }