Fix assertion fails in parseInt()

JerryScript-DCO-1.0-Signed-off-by: Dániel Bátyai dbatyai.u-szeged@partner.samsung.com

jerry-core/ecma/builtin-objects/ecma-builtin-global.cpp

@@ -236,6 +236,8 @@ ecma_builtin_global_object_parse_int (ecma_value_t this_arg __attr_unused___, /*
       }
     }
 
+    if (!lit_utf8_iterator_is_eos (&iter))
+    {
       /* 3. */
       int sign = 1;
 
@@ -353,7 +355,14 @@ ecma_builtin_global_object_parse_int (ecma_value_t this_arg __attr_unused___, /*
         ecma_number_t multiplier = 1.0f;
 
         /* 13. and 14. */
+        if (end.offset < str_size)
+        {
           lit_utf8_iterator_seek (&iter, end);
+        }
+        else
+        {
+          lit_utf8_iterator_seek_eos (&iter);
+        }
         while (lit_utf8_iterator_get_pos (&iter).offset > start.offset)
         {
           ecma_char_t current_char = lit_utf8_iterator_read_prev (&iter);
@@ -390,6 +399,14 @@ ecma_builtin_global_object_parse_int (ecma_value_t this_arg __attr_unused___, /*
       }
 
       ECMA_OP_TO_NUMBER_FINALIZE (radix_num);
+    }
+    else
+    {
+      ecma_number_t *ret_num_p = ecma_alloc_number ();
+      *ret_num_p = ecma_number_make_nan ();
+      ret_value = ecma_make_normal_completion_value (ecma_make_number_value (ret_num_p));
+    }
+
     MEM_FINALIZE_LOCAL_ARRAY (utf8_string_buff);
   }
   else

tests/jerry/global-parseint.js

@@ -34,6 +34,10 @@ assert(parseInt("\u00a0123") === 123);
 assert(parseInt("\u20291  123\u00D0") === 1);
 assert(parseInt("\u00a0123", 13) === 198);
 assert(parseInt("\u2029123  1\u00D0", 11) === 146);
+assert(isNaN(parseInt("\u0009")));
+assert(isNaN(parseInt("\u00A0")));
+assert(parseInt("\u00A0\u00A0-1") === parseInt("-1"));
+assert(parseInt("\u00A01") === parseInt("1"));
 
 var bool = true;
 var obj = new Object();