Fix evaluation order for binary operators (#4114)

Furthermore fix toBoolean for BigInts as well.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com

tests/jerry/es.next/arithmetics-3.js

@@ -0,0 +1,37 @@
+// Copyright JS Foundation and other contributors, http://js.foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+var o1 = { valueOf() { return Symbol() } }
+var o2 = { valueOf() { throw "Should not reach here" } }
+
+function check_type_error(code) {
+  try {
+    eval(code)
+    assert(false)
+  } catch (e) {
+    assert(e instanceof TypeError)
+  }
+}
+
+check_type_error("o1 - o2")
+check_type_error("o1 * o2")
+check_type_error("o1 / o2")
+check_type_error("o1 % o2")
+check_type_error("o1 ** o2")
+check_type_error("o1 | o2")
+check_type_error("o1 & o2")
+check_type_error("o1 ^ o2")
+check_type_error("o1 << o2")
+check_type_error("o1 >> o2")
+check_type_error("o1 >>> o2")

tests/jerry/es.next/bigint4.js

@@ -13,6 +13,12 @@
  * limitations under the License.
  */
 
+/* Boolean. */
+
+assert(!BigInt("0") === true)
+assert(!BigInt("1") === false)
+assert(!BigInt("-1") === false)
+
 /* Strict equal. */
 
 assert(BigInt("0") === BigInt("0"))