Fix compilation on win64

test/cctest/compiler/test-operator.cc

Index: test/cctest/compiler/test-operator.cc
diff --git a/test/cctest/compiler/test-operator.cc b/test/cctest/compiler/test-operator.cc
index 8fe415902b6cb91b03a09d1b6a3242613a71ea6a..37cf3a349aa51b9bf60ce377980cb84b4e203bef 100644
--- a/test/cctest/compiler/test-operator.cc
+++ b/test/cctest/compiler/test-operator.cc
@@ -29,10 +29,10 @@ TEST(TestOperatorMnemonic) {
 
 TEST(TestSimpleOperatorHash) {
   SimpleOperator op1(17, Operator::kNoProperties, 0, 0, "Another");
-  CHECK_EQ(17, op1.HashCode());
+  CHECK_EQ(17, static_cast<int>(op1.HashCode()));
 
   SimpleOperator op2(18, Operator::kNoProperties, 0, 0, "Falsch");
-  CHECK_EQ(18, op2.HashCode());
+  CHECK_EQ(18, static_cast<int>(op2.HashCode()));
 }