Fix ConstantPropagator::VisitBinaryDoubleOp to work with all integer types.

runtime/vm/il_printer.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/il_printer.h"
 
 #include "vm/flow_graph_range_analysis.h"
 #include "vm/intermediate_language.h"
 #include "vm/os.h"
 #include "vm/parser.h"
@@ skipping 849 matching lines @@
   right()->PrintTo(f);
 }
 
 
 void UnaryDoubleOpInstr::PrintOperandsTo(BufferFormatter* f) const {
   f->Print("%s, ", Token::Str(op_kind()));
   value()->PrintTo(f);
 }
 
 
+void CheckClassIdInstr::PrintOperandsTo(BufferFormatter* f) const {
+  value()->PrintTo(f);
+
+  const Class& cls =
+    Class::Handle(Isolate::Current()->class_table()->At(cid()));
+  f->Print(", %s", String::Handle(cls.PrettyName()).ToCString());
+}
+
+
 void CheckClassInstr::PrintOperandsTo(BufferFormatter* f) const {
   value()->PrintTo(f);
   PrintICDataHelper(f, unary_checks());
   if (IsNullCheck()) {
     f->Print(" nullcheck");
   }
 }
 
 
 void InvokeMathCFunctionInstr::PrintOperandsTo(BufferFormatter* f) const {
@@ skipping 230 matching lines @@
 }
 
 const char* Environment::ToCString() const {
   char buffer[1024];
   BufferFormatter bf(buffer, 1024);
   PrintTo(&bf);
   return Isolate::Current()->current_zone()->MakeCopyOfString(buffer);
 }
 
 }  // namespace dart