[strong] Disallow implicit conversions for comparison

src/x87/lithium-codegen-x87.cc

 // Copyright 2012 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/v8.h"
 
 #if V8_TARGET_ARCH_X87
 
 #include "src/base/bits.h"
 #include "src/code-factory.h"
@@ skipping 2762 matching lines @@
     default:
       UNREACHABLE();
       return no_condition;
   }
 }
 
 
 void LCodeGen::DoStringCompareAndBranch(LStringCompareAndBranch* instr) {
   Token::Value op = instr->op();
 
-  Handle<Code> ic = CodeFactory::CompareIC(isolate(), op).code();
+  Handle<Code> ic = CodeFactory::CompareIC(isolate(), op, SLOPPY).code();
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 
   Condition condition = ComputeCompareCondition(op);
   __ test(eax, Operand(eax));
 
   EmitBranch(instr, condition);
 }
 
 
 static InstanceType TestType(HHasInstanceTypeAndBranch* instr) {
@@ skipping 251 matching lines @@
   safepoints_.RecordLazyDeoptimizationIndex(env->deoptimization_index());
 
   // Put the result value into the eax slot and restore all registers.
   __ StoreToSafepointRegisterSlot(eax, eax);
 }
 
 
 void LCodeGen::DoCmpT(LCmpT* instr) {
   Token::Value op = instr->op();
 
-  Handle<Code> ic = CodeFactory::CompareIC(isolate(), op).code();
+  Handle<Code> ic =
+      CodeFactory::CompareIC(isolate(), op, instr->language_mode()).code();
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 
   Condition condition = ComputeCompareCondition(op);
   Label true_value, done;
   __ test(eax, Operand(eax));
   __ j(condition, &true_value, Label::kNear);
   __ mov(ToRegister(instr->result()), factory()->false_value());
   __ jmp(&done, Label::kNear);
   __ bind(&true_value);
   __ mov(ToRegister(instr->result()), factory()->true_value());
@@ skipping 3318 matching lines @@
   CallRuntime(Runtime::kPushBlockContext, 2, instr);
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X87