Turn off ObjectEquals test for x64.

runtime/vm/dart_api_impl_test.cc

 // Copyright (c) 2011, 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 "include/dart_api.h"
 
 #include "vm/assert.h"
 #include "vm/dart_api_impl.h"
 #include "vm/dart_api_state.h"
 #include "vm/unit_test.h"
@@ skipping 69 matching lines @@
 
     EXPECT_VALID(Dart_IsSame(class1, class2, &same));
     EXPECT(!same);
   }
 
   Dart_ExitScope();  // Exit the Dart API scope.
   Dart_ShutdownIsolate();
 }
 
 
+#if defined(TARGET_ARCH_IA32)  // only ia32 can run execution tests.
+
 UNIT_TEST_CASE(ObjectEquals) {
   Dart_CreateIsolate(NULL, NULL);
   Dart_EnterScope();  // Enter a Dart API scope for the unit test.
 
   bool equal = false;
   Dart_Handle five = Dart_NewString("5");
   Dart_Handle five_again = Dart_NewString("5");
   Dart_Handle seven = Dart_NewString("7");
 
   // Same objects.
   EXPECT_VALID(Dart_ObjectEquals(five, five, &equal));
   EXPECT(equal);
 
   // Equal objects.
   EXPECT_VALID(Dart_ObjectEquals(five, five_again, &equal));
   EXPECT(equal);
 
   // Different objects.
   EXPECT_VALID(Dart_ObjectEquals(five, seven, &equal));
   EXPECT(!equal);
 
   Dart_ExitScope();  // Exit the Dart API scope.
   Dart_ShutdownIsolate();
 }
 
+#endif
 
 UNIT_TEST_CASE(BooleanValues) {
   Dart_CreateIsolate(NULL, NULL);
   Dart_EnterScope();  // Enter a Dart API scope for the unit test.
 
   Dart_Handle str = Dart_NewString("test");
   EXPECT(!Dart_IsBoolean(str));
 
   bool value = false;
   Dart_Handle result = Dart_BooleanValue(str, &value);
@@ skipping 1919 matching lines @@
                                NULL);
     EXPECT_VALID(result);
 
     Dart_ExitScope();  // Exit the Dart API scope.
   }
   Dart_ShutdownIsolate();
 }
 #endif  // TARGET_ARCH_IA32.
 
 }  // namespace dart