[strong] Disallow implicit conversions for comparison

src/mips/lithium-codegen-mips.cc

Index: src/mips/lithium-codegen-mips.cc
diff --git a/src/mips/lithium-codegen-mips.cc b/src/mips/lithium-codegen-mips.cc
index 4378418182522e51d9d4a7325644b43ae5ba1e5b..d57a2d1ef4e805dcff6c38cc9d82c6eff2656bf7 100644
--- a/src/mips/lithium-codegen-mips.cc
+++ b/src/mips/lithium-codegen-mips.cc
@@ -2542,7 +2542,7 @@ void LCodeGen::DoStringCompareAndBranch(LStringCompareAndBranch* instr) {
   DCHECK(ToRegister(instr->context()).is(cp));
   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);
@@ -2844,7 +2844,8 @@ void LCodeGen::DoCmpT(LCmpT* instr) {
   DCHECK(ToRegister(instr->context()).is(cp));
   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);
   // On MIPS there is no need for a "no inlined smi code" marker (nop).