Fix regression after #1927

JerryScript-DCO-1.0-Signed-off-by: László Langó llango.u-szeged@partner.samsung.com

jerry-core/parser/regexp/re-parser.c

@@ -518,23 +518,6 @@ re_parse_char_class (re_parser_ctx_t *parser_ctx_p, /**< number of classes */
       }
     } /* ch == LIT_CHAR_BACKSLASH */
 
-    if (ch == LIT_CHAR_UNDEF)
-    {
-      if (start != LIT_CHAR_UNDEF)
-      {
-        if (is_range)
-        {
-          return ecma_raise_syntax_error (ECMA_ERR_MSG ("invalid character class, invalid range"));
-        }
-        else
-        {
-          append_char_class (re_ctx_p, start, start);
-          start = LIT_CHAR_UNDEF;
-        }
-      }
-    }
-    else
-    {
     if (start != LIT_CHAR_UNDEF)
     {
       if (is_range)
@@ -561,7 +544,6 @@ re_parse_char_class (re_parser_ctx_t *parser_ctx_p, /**< number of classes */
       start = ch;
     }
   }
-  }
   while (token_type == RE_TOK_START_CHAR_CLASS || token_type == RE_TOK_START_INV_CHAR_CLASS);
 
   return re_parse_iterator (parser_ctx_p, out_token_p);

tests/jerry/regexp-character-class.js

@@ -129,3 +129,7 @@ assert (r == "abcdefghjklmnopqrstuvwxyz");
 
 r = new RegExp ("[\\x61-\\x7a]+$").exec("abcdefghjklmnopqrstuvwxyz");
 assert (r == "abcdefghjklmnopqrstuvwxyz");
+
+r = new RegExp("[\\u0800-\\uffff]", "g");
+assert (r.test ("\uffff"));
+assert (!r.test ("\uffff"));