Fix Symbol to Object comparison (#4226)

JerryScript-DCO-1.0-Signed-off-by: Dániel Bátyai daniel.batyai@h-lab.eu
2020-09-28 16:01:38 +02:00
parent 75385a6045
commit 9f93b0a8ee
3 changed files with 9 additions and 3 deletions
@@ -202,7 +202,15 @@ ecma_op_abstract_equality_compare (ecma_value_t x, /**< first operand */
 #if ENABLED (JERRY_ESNEXT)
  if (JERRY_UNLIKELY (ecma_is_value_symbol (x)))
  {
-    return ECMA_VALUE_FALSE;
+    if (!ecma_is_value_object (y))
+    {
+      return ECMA_VALUE_FALSE;
+    }
+
+    /* Swap values. */
+    x ^= y;
+    y ^= x;
+    x ^= y;
  }
 #endif /* ENABLED (JERRY_ESNEXT) */