[strong] Disallow implicit conversions for comparison

src/compiler/js-generic-lowering.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/js-generic-lowering.h"
 #include "src/compiler/js-graph.h"
 #include "src/compiler/machine-operator.h"
@@ skipping 98 matching lines @@
 static CallDescriptor::Flags FlagsForNode(Node* node) {
   CallDescriptor::Flags result = CallDescriptor::kNoFlags;
   if (OperatorProperties::GetFrameStateInputCount(node->op()) > 0) {
     result |= CallDescriptor::kNeedsFrameState;
   }
   return result;
 }
 
 
 void JSGenericLowering::ReplaceWithCompareIC(Node* node, Token::Value token) {
-  Callable callable = CodeFactory::CompareIC(isolate(), token);
+  Callable callable =
+      CodeFactory::CompareIC(isolate(), token, OpParameter<LanguageMode>(node));
   CallDescriptor* desc_compare = Linkage::GetStubCallDescriptor(
       isolate(), zone(), callable.descriptor(), 0,
       CallDescriptor::kPatchableCallSiteWithNop | FlagsForNode(node),
       Operator::kNoProperties, kMachIntPtr);
 
   // Create a new call node asking a CompareIC for help.
   NodeVector inputs(zone());
   inputs.reserve(node->InputCount() + 1);
   inputs.push_back(jsgraph()->HeapConstant(callable.code()));
   inputs.push_back(NodeProperties::GetValueInput(node, 0));
@@ skipping 445 matching lines @@
 }
 
 
 MachineOperatorBuilder* JSGenericLowering::machine() const {
   return jsgraph()->machine();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8