[strong] Disallow implicit conversions for binary arithmetic operations

test/cctest/compiler/test-js-context-specialization.cc

Index: test/cctest/compiler/test-js-context-specialization.cc
diff --git a/test/cctest/compiler/test-js-context-specialization.cc b/test/cctest/compiler/test-js-context-specialization.cc
index e2cb8e6ac94ec8b8b3520e8eb0f1c980fbb3bcb5..e08fef9972bf6c07f7391889e00137efedc47a6c 100644
--- a/test/cctest/compiler/test-js-context-specialization.cc
+++ b/test/cctest/compiler/test-js-context-specialization.cc
@@ -214,8 +214,8 @@ TEST(SpecializeToContext) {
     Node* other_use =
         t.NewNode(t.simplified()->ChangeTaggedToInt32(), other_load);
 
-    Node* add = t.NewNode(t.javascript()->Add(), value_use, other_use,
-                          param_context, other_load, start);
+    Node* add = t.NewNode(t.javascript()->Add(LanguageMode::SLOPPY), value_use,
+                          other_use, param_context, other_load, start);
 
     Node* ret = t.NewNode(t.common()->Return(), add, effect_use, start);
     Node* end = t.NewNode(t.common()->End(), ret);