Index: runtime/vm/flow_graph_compiler_ia32.cc |
diff --git a/runtime/vm/flow_graph_compiler_ia32.cc b/runtime/vm/flow_graph_compiler_ia32.cc |
index 30cff6b26e89a0fcb551d66aad7cb6123f71214a..64d92a92c753beb70d4acafa2801ebdd5d275b3d 100644 |
--- a/runtime/vm/flow_graph_compiler_ia32.cc |
+++ b/runtime/vm/flow_graph_compiler_ia32.cc |
@@ -446,8 +446,8 @@ RawSubtypeTestCache* FlowGraphCompiler::GenerateSubtype1TestCacheLookup( |
// ECX: instance class. |
// Check immediate superclass equality. |
__ movl(EDI, FieldAddress(ECX, Class::super_type_offset())); |
- __ movl(EDI, FieldAddress(EDI, Type::type_class_offset())); |
- __ CompareObject(EDI, type_class); |
+ __ movl(EDI, FieldAddress(EDI, Type::type_class_id_offset())); |
+ __ cmpl(EDI, Immediate(Smi::RawValue(type_class.id()))); |
__ j(EQUAL, is_instance_lbl); |
const Register kTypeArgumentsReg = kNoRegister; |