Merge branch 'geppetto'

src/libjsparser/lexer.c

@@ -57,7 +57,9 @@ static char
 get_char (size_t i)
 {
   if ((buffer + i) >= (buffer_start + buffer_size))
+  {
     return '\0';
+  }
   return *(buffer + i);
 }
 
@@ -73,7 +75,7 @@ increase_strings_cache (void)
   char *new_cache;
   size_t new_cache_size;
 
-  // if strings_cache_size == 0, allocator recommend minimum size that is more than 0
+  // if strings_cache_size == 0, allocator recommends minimum size that is more than 0
   new_cache_size = mem_heap_recommend_allocation_size (strings_cache_size * 2);
   new_cache = (char *) mem_heap_alloc_block (new_cache_size, MEM_HEAP_ALLOC_SHORT_TERM);
 
@@ -84,8 +86,10 @@ increase_strings_cache (void)
     new_cache = (char *) mem_heap_alloc_block (new_cache_size, MEM_HEAP_ALLOC_SHORT_TERM);
 
     if (!new_cache)
+    {
       parser_fatal (ERR_MEMORY);
     }
+  }
 
   if (strings_cache)
   {
@@ -104,12 +108,16 @@ dump_current_line (void)
   const char *i;
 
   if (!allow_dump_lines)
+  {
     return;
+  }
 
   __printf ("// ");
 
   for (i = buffer; *i != '\n' && *i != 0; i++)
+  {
     __putchar (*i);
+  }
   __putchar ('\n');
 }
 #endif
@@ -118,9 +126,13 @@ static bool
 current_token_equals_to (const char *str)
 {
   if (__strlen (str) != (size_t) (buffer - token_start))
+  {
     return false;
+  }
   if (!__strncmp (str, token_start, (size_t) (buffer - token_start)))
+  {
     return true;
+  }
   return false;
 }
 
@@ -131,95 +143,365 @@ static token
 decode_keyword (void)
 {
   if (current_token_equals_to ("break"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_BREAK };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_BREAK
+    };
+  }
   if (current_token_equals_to ("case"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_CASE };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_CASE
+    };
+  }
   if (current_token_equals_to ("catch"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_CATCH };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_CATCH
+    };
+  }
   if (current_token_equals_to ("class"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("const"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("continue"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_CONTINUE };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_CONTINUE
+    };
+  }
   if (current_token_equals_to ("debugger"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_DEBUGGER };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_DEBUGGER
+    };
+  }
   if (current_token_equals_to ("default"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_DEFAULT };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_DEFAULT
+    };
+  }
   if (current_token_equals_to ("delete"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_DELETE };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_DELETE
+    };
+  }
   if (current_token_equals_to ("do"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_DO };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_DO
+    };
+  }
   if (current_token_equals_to ("else"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_ELSE };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_ELSE
+    };
+  }
   if (current_token_equals_to ("enum"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("export"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("extends"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("false"))
-   return (token) { .type = TOK_BOOL, .data.uid = false };
+  {
+    return (token)
+    {
+      .type = TOK_BOOL,
+      .data.uid = false
+    };
+  }
   if (current_token_equals_to ("finally"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_FINALLY };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_FINALLY
+    };
+  }
   if (current_token_equals_to ("for"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_FOR };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_FOR
+    };
+  }
   if (current_token_equals_to ("function"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_FUNCTION };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_FUNCTION
+    };
+  }
   if (current_token_equals_to ("if"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_IF };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_IF
+    };
+  }
   if (current_token_equals_to ("instanceof"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_INSTANCEOF };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_INSTANCEOF
+    };
+  }
   if (current_token_equals_to ("interface"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("in"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_IN };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_IN
+    };
+  }
   if (current_token_equals_to ("import"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("implements"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("let"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("new"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_NEW };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_NEW
+    };
+  }
   if (current_token_equals_to ("null"))
-   return (token) { .type = TOK_NULL, .data.uid = 0 };
+  {
+    return (token)
+    {
+      .type = TOK_NULL,
+      .data.uid = 0
+    };
+  }
   if (current_token_equals_to ("package"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("private"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("protected"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("public"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("return"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RETURN };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RETURN
+    };
+  }
   if (current_token_equals_to ("static"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("super"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   if (current_token_equals_to ("switch"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_SWITCH };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_SWITCH
+    };
+  }
   if (current_token_equals_to ("this"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_THIS };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_THIS
+    };
+  }
   if (current_token_equals_to ("throw"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_THROW };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_THROW
+    };
+  }
   if (current_token_equals_to ("true"))
-   return (token) { .type = TOK_BOOL, .data.uid = true };
+  {
+    return (token)
+    {
+      .type = TOK_BOOL,
+      .data.uid = true
+    };
+  }
   if (current_token_equals_to ("try"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_TRY };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_TRY
+    };
+  }
   if (current_token_equals_to ("typeof"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_TYPEOF };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_TYPEOF
+    };
+  }
   if (current_token_equals_to ("var"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_VAR };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_VAR
+    };
+  }
   if (current_token_equals_to ("void"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_VOID };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_VOID
+    };
+  }
   if (current_token_equals_to ("while"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_WHILE };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_WHILE
+    };
+  }
   if (current_token_equals_to ("with"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_WITH };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_WITH
+    };
+  }
   if (current_token_equals_to ("yield"))
-   return (token) { .type = TOK_KEYWORD, .data.kw = KW_RESERVED };
+  {
+    return (token)
+    {
+      .type = TOK_KEYWORD,
+      .data.kw = KW_RESERVED
+    };
+  }
   return empty_token;
 }
 
@@ -235,7 +517,11 @@ convert_seen_name_to_token (token_type tt, const char *string)
     if ((string == NULL && current_token_equals_to (current_string))
         || (string != NULL && !__strcmp (current_string, string)))
     {
-          return (token) { .type = tt, .data.uid = i };
+      return (token)
+      {
+        .type = tt,
+        .data.uid = i
+      };
     }
 
     current_string += __strlen (current_string) + 1;
@@ -254,7 +540,9 @@ add_token_to_seen_names (token_type tt, const char *string)
 
   // Go to unused memory of cache
   for (i = 0; i < seen_names_count; i++)
+  {
     current_string += __strlen (current_string) + 1;
+  }
 
   required_size = (size_t) (current_string - strings_cache) + len + 1;
   if (required_size > strings_cache_size)
@@ -278,7 +566,11 @@ add_token_to_seen_names (token_type tt, const char *string)
     __memcpy (current_string, string, __strlen (string) + 1);
   }
 
-  return (token) { .type = tt, .data.uid = seen_names_count++ };
+  return (token)
+  {
+    .type = tt,
+    .data.uid = seen_names_count++
+  };
 }
 
 static token
@@ -289,8 +581,10 @@ convert_seen_num_to_token (int num)
   for (i = 0; i < seen_nums_count; i++)
   {
     if (seen_nums[i].num == num)
+    {
       return seen_nums[i].tok;
     }
+  }
 
   return empty_token;
 }
@@ -334,7 +628,9 @@ lexer_get_string_by_id (uint8_t id)
   JERRY_ASSERT (id < seen_names_count);
 
   for (i = 0 ; i < id; i++)
+  {
     current_string += __strlen (current_string) + 1;
+  }
 
   return current_string;
 }
@@ -345,10 +641,14 @@ lexer_get_nums (int32_t *nums)
   int i;
 
   if (!nums)
+  {
     return seen_nums_count;
+  }
 
   for (i = 0; i < seen_nums_count; i++)
+  {
     nums[i] = seen_nums[i].num;
+  }
 
   return seen_nums_count;
 }
@@ -359,8 +659,10 @@ lexer_adjust_num_ids (void)
   size_t i;
 
   for (i = 0; i < seen_nums_count; i++)
+  {
     seen_nums[i].tok.data.uid = (uint8_t) (seen_nums[i].tok.data.uid + seen_names_count);
   }
+}
 
 static void
 new_token (void)
@@ -380,7 +682,11 @@ consume_char (void)
   do \
   { \
     buffer += NUM; \
-      return (token) { .type = TOK, .data.uid = 0 }; \
+    return (token) \
+    { \
+      .type = TOK, \
+      .data.uid = 0 \
+    }; \
   } \
   while (0)
 
@@ -390,10 +696,14 @@ consume_char (void)
   do \
   { \
     if (LA (NUM) == CHAR) \
+    { \
       RETURN_PUNC_EX (THEN_TOK, NUM + 1); \
+    } \
     else \
+    { \
       RETURN_PUNC_EX (ELSE_TOK, NUM); \
     } \
+  } \
   while (0)
 
 #define IF_LA_IS(CHAR, THEN_TOK, ELSE_TOK) \
@@ -403,12 +713,18 @@ consume_char (void)
   do \
   { \
     if (LA (1) == CHAR1) \
+    { \
       RETURN_PUNC_EX (THEN1_TOK, 2); \
+    } \
     else if (LA (1) == CHAR2) \
+    { \
       RETURN_PUNC_EX (THEN2_TOK, 2); \
+    } \
     else \
+    { \
       RETURN_PUNC (ELSE_TOK); \
     } \
+  } \
   while (0)
 
 static token
@@ -426,11 +742,17 @@ parse_name (void)
   {
     c = LA (0);
     if (c == '\0')
+    {
       break;
+    }
     if (!__isalpha (c) && !__isdigit (c) && c != '$' && c != '_')
+    {
       break;
+    }
     if (every_char_islower && (!__islower (c)))
+    {
       every_char_islower = false;
+    }
     consume_char ();
   }
 
@@ -438,12 +760,16 @@ parse_name (void)
   {
     known_token = decode_keyword ();
     if (!is_empty (known_token))
+    {
       goto end;
     }
+  }
 
   known_token = convert_seen_name_to_token (TOK_NAME, NULL);
   if (!is_empty (known_token))
+  {
     goto end;
+  }
 
   known_token = add_token_to_seen_names (TOK_NAME, NULL);
 
@@ -499,8 +825,12 @@ parse_number (void)
   JERRY_ASSERT (__isdigit (c) || c == '.');
 
   if (c == '0')
+  {
     if (LA (1) == 'x' || LA (1) == 'X')
+    {
       is_hex = true;
+    }
+  }
 
   if (c == '.')
   {
@@ -518,26 +848,40 @@ parse_number (void)
     {
       c = LA (0);
       if (!__isxdigit (c))
+      {
         break;
+      }
       consume_char ();
     }
 
     if (__isalpha (c) || c == '_' || c == '$')
+    {
       parser_fatal (ERR_INT_LITERAL);
+    }
 
     tok_length = (size_t) (buffer - token_start);
     // OK, I know that integer overflow can occur here
     for (i = 0; i < tok_length; i++)
+    {
       res = (res << 4) + hex_to_int (token_start[i]);
+    }
 
     token_start = NULL;
 
     known_token = convert_seen_num_to_token (res);
     if (!is_empty (known_token))
+    {
       return known_token;
+    }
 
-      known_token = (token) { .type = TOK_INT, .data.uid = seen_nums_count };
+    known_token = (token)
-      add_num_to_seen_tokens ((num_and_token) { .num = res, .tok = known_token });
+    {
+      .type = TOK_INT, .data.uid = seen_nums_count
+    };
+    add_num_to_seen_tokens ((num_and_token)
+    {
+      .num = res, .tok = known_token
+    });
     return known_token;
   }
 
@@ -547,20 +891,28 @@ parse_number (void)
 
   // Eat up '.'
   if (is_fp)
+  {
     consume_char ();
+  }
 
   while (true)
   {
     c = LA (0);
     if (is_fp && c == '.')
+    {
       parser_fatal (ERR_INT_LITERAL);
+    }
     if (is_exp && (c == 'e' || c == 'E'))
+    {
       parser_fatal (ERR_INT_LITERAL);
+    }
 
     if (c == '.')
     {
       if (__isalpha (LA (1)) || LA (1) == '_' || LA (1) == '$')
+      {
         parser_fatal (ERR_INT_LITERAL);
+      }
       is_fp = true;
       consume_char ();
       continue;
@@ -569,19 +921,27 @@ parse_number (void)
     if (c == 'e' || c == 'E')
     {
       if (LA (1) == '-' || LA (1) == '+')
+      {
         consume_char ();
+      }
       if (!__isdigit (LA (1)))
+      {
         parser_fatal (ERR_INT_LITERAL);
+      }
       is_exp = true;
       consume_char ();
       continue;
     }
 
     if (__isalpha (c) || c == '_' || c == '$')
+    {
       parser_fatal (ERR_INT_LITERAL);
+    }
 
     if (!__isdigit (c))
+    {
       break;
+    }
 
     consume_char ();
   }
@@ -596,16 +956,26 @@ parse_number (void)
 
   tok_length = (size_t) (buffer - token_start);;
   for (i = 0; i < tok_length; i++)
+  {
     res = res * 10 + hex_to_int (token_start[i]);
+  }
 
   token_start = NULL;
 
   known_token = convert_seen_num_to_token (res);
   if (!is_empty (known_token))
+  {
     return known_token;
+  }
 
-  known_token = (token) { .type = TOK_INT, .data.uid = seen_nums_count };
+  known_token = (token)
-  add_num_to_seen_tokens ((num_and_token) { .num = res, .tok = known_token });
+  {
+    .type = TOK_INT, .data.uid = seen_nums_count
+  };
+  add_num_to_seen_tokens ((num_and_token)
+  {
+    .num = res, .tok = known_token
+  });
   return known_token;
 }
 
@@ -650,14 +1020,20 @@ parse_string (void)
   {
     c = LA (0);
     if (c == '\0')
+    {
       parser_fatal (ERR_UNCLOSED);
+    }
     if (c == '\n')
+    {
       parser_fatal (ERR_STRING);
+    }
     if (c == '\\')
     {
       /* Only single escape character is allowed.  */
       if (LA (1) == 'x' || LA (1) == 'u' || __isdigit (LA (1)))
+      {
         parser_fatal (ERR_STRING);
+      }
       if ((LA (1) == '\'' && !is_double_quoted)
           || (LA (1) == '"' && is_double_quoted)
           || LA (1) == '\n')
@@ -669,7 +1045,9 @@ parse_string (void)
     }
     else if ((c == '\'' && !is_double_quoted)
              || (c == '"' && is_double_quoted))
+    {
       break;
+    }
 
     consume_char ();
   }
@@ -704,7 +1082,9 @@ parse_string (void)
 
   known_token = convert_seen_name_to_token (TOK_STRING, tok);
   if (!is_empty (known_token))
+  {
     goto end;
+  }
 
   known_token = add_token_to_seen_names (TOK_STRING, tok);
 
@@ -760,20 +1140,30 @@ replace_comment_by_newline (void)
   {
     c = LA (0);
     if (!multiline && (c == '\n' || c == '\0'))
+    {
       return false;
+    }
     if (multiline && c == '*' && LA (1) == '/')
     {
       consume_char ();
       consume_char ();
       if (was_newlines)
+      {
         return true;
+      }
       else
+      {
         return false;
       }
+    }
     if (multiline && c == '\n')
+    {
       was_newlines = true;
+    }
     if (multiline && c == '\0')
+    {
       parser_fatal (ERR_UNCLOSED);
+    }
     consume_char ();
   }
 }
@@ -793,22 +1183,38 @@ lexer_next_token_private (void)
   JERRY_ASSERT (token_start == NULL);
 
   if (__isalpha (c) || c == '$' || c == '_')
+  {
     return parse_name ();
+  }
 
   if (__isdigit (c) || (c == '.' && __isdigit (LA (1))))
+  {
     return parse_number ();
+  }
 
   if (c == '\n')
   {
     consume_char ();
-      return (token) { .type = TOK_NEWLINE, .data.uid = 0 };
+    return (token)
+    {
+      .type = TOK_NEWLINE,
+      .data.uid = 0
+    };
   }
 
   if (c == '\0')
-    return (token) { .type = TOK_EOF, .data.uid = 0 };;
+  {
+    return (token)
+    {
+      .type = TOK_EOF,
+      .data.uid = 0
+    };
+  }
 
   if (c == '\'' || c == '"')
+  {
     return parse_string ();
+  }
 
   if (__isspace (c))
   {
@@ -819,10 +1225,18 @@ lexer_next_token_private (void)
   if (c == '/' && LA (1) == '*')
   {
     if (replace_comment_by_newline ())
-        return (token) { .type = TOK_NEWLINE, .data.uid = 0 };
+    {
+      return (token)
+      {
+        .type = TOK_NEWLINE,
+        .data.uid = 0
+      };
+    }
     else
+    {
       return lexer_next_token_private ();
     }
+  }
 
   if (c == '/' && LA (1) == '/')
   {
@@ -879,18 +1293,25 @@ lexer_next_token_private (void)
 
     case '=':
       if (LA (1) == '=')
+      {
         IF_LA_N_IS ('=', TOK_TRIPLE_EQ, TOK_DOUBLE_EQ, 2);
+      }
       else
+      {
         RETURN_PUNC (TOK_EQ);
+      }
 
     case '!':
       if (LA (1) == '=')
+      {
         IF_LA_N_IS ('=', TOK_NOT_DOUBLE_EQ, TOK_NOT_EQ, 2);
+      }
       else
+      {
         RETURN_PUNC (TOK_NOT);
+      }
 
-    default:
+    default: JERRY_UNREACHABLE ();
-      JERRY_UNREACHABLE ();
   }
   parser_fatal (ERR_NON_CHAR);
 }
@@ -900,7 +1321,9 @@ lexer_next_token (void)
 {
 #ifdef __TARGET_HOST_x64
   if (buffer == buffer_start)
+  {
     dump_current_line ();
+  }
 #endif /* __TARGET_HOST_x64 */
 
   token tok = lexer_next_token_private ();
@@ -942,7 +1365,9 @@ lexer_run_first_pass( void)
 {
   token tok = lexer_next_token ();
   while (tok.type != TOK_EOF)
+  {
     tok = lexer_next_token ();
+  }
 
   lexer_rewind ();
 }

src/libjsparser/parser.c

@@ -88,7 +88,9 @@ static void
 reset_temp_name (void)
 {
   if (max_temp_name < temp_name)
+  {
     max_temp_name = temp_name;
+  }
   temp_name = min_temp_name;
 }
 
@@ -115,20 +117,26 @@ must_be_inside_but_not_in (uint8_t inside[], uint8_t insides_count, uint8_t not_
   int8_t i;
 
   if (nestings_head == 0)
+  {
     parser_fatal (ERR_PARSER);
+  }
 
   for (i = (int8_t) (nestings_head - 1); i >= 0; i--)
   {
     int8_t j;
     if (nestings[i] == not_in)
+    {
       parser_fatal (ERR_PARSER);
+    }
 
     for (j = 0; j < insides_count; j++)
     {
       if (nestings[i] == inside[j])
+      {
         return;
       }
     }
+  }
 
   parser_fatal (ERR_PARSER);
 }
@@ -168,8 +176,10 @@ skip_newlines (void)
 {
   tok = lexer_next_token ();
   while (tok.type == TOK_NEWLINE)
+  {
     tok = lexer_next_token ();
   }
+}
 
 static void
 next_token_must_be (token_type tt)
@@ -189,16 +199,20 @@ token_after_newlines_must_be (token_type tt)
 {
   skip_newlines ();
   if (tok.type != tt)
+  {
     parser_fatal (ERR_PARSER);
   }
+}
 
 static inline void
 token_after_newlines_must_be_keyword (keyword kw)
 {
   skip_newlines ();
   if (!is_keyword (kw))
+  {
     parser_fatal (ERR_PARSER);
   }
+}
 
 #if 0
 static void
@@ -206,8 +220,10 @@ insert_semicolon (void)
 {
   tok = lexer_next_token ();
   if (tok.type != TOK_NEWLINE && tok.type != TOK_SEMICOLON)
+  {
     parser_fatal (ERR_PARSER);
   }
+}
 #endif
 
 #define NEXT(ID, TYPE) \
@@ -483,8 +499,10 @@ parse_property_assignment (void)
     return lhs;
   }
   else
+  {
     return parse_property_name_and_value ();
   }
+}
 
 static void
 dump_varg_3 (T_IDX current_param, T_IDX params[3])
@@ -636,7 +654,9 @@ parse_argument_list (argument_list_type alt, T_IDX obj)
         }
       }
       else
+      {
         dump_varg_3 (current_arg, args);
+      }
 
       switch (alt)
       {
@@ -733,11 +753,15 @@ parse_argument_list (argument_list_type alt, T_IDX obj)
         }
       }
       else
+      {
         JERRY_UNREACHABLE ();
       }
+    }
     else
+    {
       dump_varg_end (current_arg, args);
     }
+  }
   else
   {
     switch (alt)
@@ -825,7 +849,9 @@ parse_function_expression (void)
 
   skip_newlines ();
   if (tok.type == TOK_NAME)
+  {
     name = tok.data.uid;
+  }
   else
   {
     lexer_save_token (tok);
@@ -924,14 +950,22 @@ parse_primary_expression (void)
     return lhs;
   }
   else if (tok.type == TOK_NAME)
+  {
     return tok.data.uid;
+  }
   else if (tok.type == TOK_NULL || tok.type == TOK_BOOL
            || tok.type == TOK_INT || tok.type == TOK_STRING)
+  {
     return parse_literal ();
+  }
   else if (tok.type == TOK_OPEN_SQUARE)
+  {
     return parse_array_literal ();
+  }
   else if (tok.type == TOK_OPEN_BRACE)
+  {
     return parse_object_literal ();
+  }
   else if (tok.type == TOK_OPEN_PAREN)
   {
     skip_newlines ();
@@ -1001,11 +1035,15 @@ parse_member_expression (void)
     {
       skip_newlines ();
       if (tok.type != TOK_NAME)
+      {
         parser_fatal (ERR_PARSER);
+      }
       prop = tok.data.uid;
     }
     else
+    {
       JERRY_UNREACHABLE ();
+    }
 
     DUMP_OPCODE_3 (prop_access, lhs, obj, prop);
     obj = lhs;
@@ -1115,7 +1153,9 @@ parse_postfix_expression (void)
     DUMP_OPCODE_2 (post_decr, lhs, expr);
   }
   else
+  {
     lexer_save_token (tok);
+  }
 
   return expr;
 }
@@ -1176,7 +1216,9 @@ parse_unary_expression (void)
         return lhs;
       }
       if (is_keyword (KW_VOID))
+      {
         JERRY_UNIMPLEMENTED ();
+      }
       if (is_keyword (KW_TYPEOF))
       {
         lhs = next_temp_name ();
@@ -1213,9 +1255,12 @@ parse_multiplicative_expression (void)
   {
     switch (tok.type)
     {
-        case TOK_MULT: DUMP_OF (multiplication, unary_expression)
+      case TOK_MULT:
-        case TOK_DIV: DUMP_OF (division, unary_expression)
+        DUMP_OF (multiplication, unary_expression)
-        case TOK_MOD: DUMP_OF (remainder, unary_expression)
+      case TOK_DIV:
+        DUMP_OF (division, unary_expression)
+      case TOK_MOD:
+        DUMP_OF (remainder, unary_expression)
 
       default:
         lexer_save_token (tok);
@@ -1241,8 +1286,10 @@ parse_additive_expression (void)
   {
     switch (tok.type)
     {
-        case TOK_PLUS: DUMP_OF (addition, multiplicative_expression);
+      case TOK_PLUS:
-        case TOK_MINUS: DUMP_OF (substraction, multiplicative_expression);
+        DUMP_OF (addition, multiplicative_expression);
+      case TOK_MINUS:
+        DUMP_OF (substraction, multiplicative_expression);
 
       default:
         lexer_save_token (tok);
@@ -1268,9 +1315,12 @@ parse_shift_expression (void)
   {
     switch (tok.type)
     {
-        case TOK_LSHIFT: DUMP_OF (b_shift_left, additive_expression)
+      case TOK_LSHIFT:
-        case TOK_RSHIFT: DUMP_OF (b_shift_right, additive_expression)
+        DUMP_OF (b_shift_left, additive_expression)
-        case TOK_RSHIFT_EX: DUMP_OF (b_shift_uright, additive_expression)
+      case TOK_RSHIFT:
+        DUMP_OF (b_shift_right, additive_expression)
+      case TOK_RSHIFT_EX:
+        DUMP_OF (b_shift_uright, additive_expression)
 
       default:
         lexer_save_token (tok);
@@ -1296,10 +1346,14 @@ parse_relational_expression (void)
   {
     switch (tok.type)
     {
-        case TOK_LESS: DUMP_OF (less_than, shift_expression)
+      case TOK_LESS:
-        case TOK_GREATER: DUMP_OF (greater_than, shift_expression)
+        DUMP_OF (less_than, shift_expression)
-        case TOK_LESS_EQ: DUMP_OF (less_or_equal_than, shift_expression)
+      case TOK_GREATER:
-        case TOK_GREATER_EQ: DUMP_OF (greater_or_equal_than, shift_expression)
+        DUMP_OF (greater_than, shift_expression)
+      case TOK_LESS_EQ:
+        DUMP_OF (less_or_equal_than, shift_expression)
+      case TOK_GREATER_EQ:
+        DUMP_OF (greater_or_equal_than, shift_expression)
       case TOK_KEYWORD:
         if (is_keyword (KW_INSTANCEOF))
         {
@@ -1335,10 +1389,14 @@ parse_equality_expression (void)
   {
     switch (tok.type)
     {
-        case TOK_DOUBLE_EQ: DUMP_OF (equal_value, relational_expression)
+      case TOK_DOUBLE_EQ:
-        case TOK_NOT_EQ: DUMP_OF (not_equal_value, relational_expression)
+        DUMP_OF (equal_value, relational_expression)
-        case TOK_TRIPLE_EQ: DUMP_OF (equal_value_type, relational_expression)
+      case TOK_NOT_EQ:
-        case TOK_NOT_DOUBLE_EQ: DUMP_OF (not_equal_value_type, relational_expression)
+        DUMP_OF (not_equal_value, relational_expression)
+      case TOK_TRIPLE_EQ:
+        DUMP_OF (equal_value_type, relational_expression)
+      case TOK_NOT_DOUBLE_EQ:
+        DUMP_OF (not_equal_value_type, relational_expression)
 
       default:
         lexer_save_token (tok);
@@ -1529,7 +1587,9 @@ parse_expression (void)
   {
     skip_newlines ();
     if (tok.type == TOK_COMMA)
+    {
       NEXT (expr, assignment_expression);
+    }
     else
     {
       lexer_save_token (tok);
@@ -1560,8 +1620,10 @@ parse_variable_declaration (void)
     DUMP_OPCODE_3 (assignment, name, OPCODE_ARG_TYPE_VARIABLE, expr);
   }
   else
+  {
     lexer_save_token (tok);
   }
+}
 
 /* variable_declaration_list
   : variable_declaration
@@ -1583,9 +1645,11 @@ parse_variable_declaration_list (bool *several_decls)
 
     skip_newlines ();
     if (several_decls)
+    {
       *several_decls = true;
     }
   }
+}
 
 /* for_statement
   : 'for' LT!* '(' (LT!* for_statement_initialiser_part)? LT!* ';'
@@ -1618,7 +1682,9 @@ parse_for_or_for_in_statement (void)
 
   skip_newlines ();
   if (tok.type == TOK_SEMICOLON)
+  {
     goto plain_for;
+  }
   /* Both for_statement_initialiser_part and for_in_statement_initialiser_part
      contains 'var'. Check it first.  */
   if (is_keyword (KW_VAR))
@@ -1635,24 +1701,36 @@ parse_for_or_for_in_statement (void)
     {
       skip_newlines ();
       if (tok.type == TOK_SEMICOLON)
+      {
         goto plain_for;
+      }
       else if (is_keyword (KW_IN))
+      {
         goto for_in;
+      }
       else
+      {
         parser_fatal (ERR_PARSER);
       }
     }
+  }
 
   /* expression contains left_hand_side_expression.  */
   parse_expression ();
 
   skip_newlines ();
   if (tok.type == TOK_SEMICOLON)
+  {
     goto plain_for;
+  }
   else if (is_keyword (KW_IN))
+  {
     goto for_in;
+  }
   else
+  {
     parser_fatal (ERR_PARSER);
+  }
 
   JERRY_UNREACHABLE ();
 
@@ -1692,7 +1770,9 @@ plain_for:
     next_token_must_be (TOK_SEMICOLON);
   }
   else
+  {
     stop = integer_one ();
+  }
 
   end_oc = opcode_counter;
   DUMP_OPCODE_2 (is_false_jmp, stop, INVALID_VALUE);
@@ -1786,8 +1866,10 @@ parse_if_statement (void)
     parse_statement ();
   }
   else
+  {
     lexer_save_token (tok);
   }
+}
 
 /* do_while_statement
   : 'do' LT!* statement LT!* 'while' LT!* '(' expression ')' (LT | ';')!
@@ -2002,7 +2084,10 @@ parse_statement (void)
   }
   if (is_keyword (KW_CONTINUE))
   {
-      must_be_inside_but_not_in ((uint8_t[]){NESTING_ITERATIONAL, NESTING_SWITCH}, 2, 
+    must_be_inside_but_not_in ((uint8_t[])
+    {
+      NESTING_ITERATIONAL, NESTING_SWITCH
+    }, 2,
     NESTING_FUNCTION);
     add_to_rewritable_opcodes (REWRITABLE_CONTINUE, opcode_counter);
     DUMP_OPCODE_1 (jmp_up, INVALID_VALUE);
@@ -2010,7 +2095,10 @@ parse_statement (void)
   }
   if (is_keyword (KW_BREAK))
   {
-      must_be_inside_but_not_in ((uint8_t[]){NESTING_ITERATIONAL, NESTING_SWITCH}, 2, 
+    must_be_inside_but_not_in ((uint8_t[])
+    {
+      NESTING_ITERATIONAL, NESTING_SWITCH
+    }, 2,
     NESTING_FUNCTION);
     add_to_rewritable_opcodes (REWRITABLE_BREAK, opcode_counter);
     DUMP_OPCODE_1 (jmp_down, INVALID_VALUE);
@@ -2026,7 +2114,9 @@ parse_statement (void)
       DUMP_OPCODE_1 (retval, expr);
     }
     else
+    {
       DUMP_VOID_OPCODE (ret);
+    }
     return;
   }
   if (is_keyword (KW_WITH))
@@ -2080,10 +2170,14 @@ static void
 parse_source_element (void)
 {
   if (is_keyword (KW_FUNCTION))
+  {
     parse_function_declaration ();
+  }
   else
+  {
     parse_statement ();
   }
+}
 
 /* source_element_list
   : source_element (LT!* source_element)*
@@ -2104,11 +2198,17 @@ parse_source_element_list (void)
   }
   lexer_save_token (tok);
   if (max_temp_name > min_temp_name)
+  {
     REWRITE_OPCODE_2 (reg_var_decl_loc, reg_var_decl, min_temp_name, max_temp_name - 1);
+  }
   else if (max_temp_name == min_temp_name)
+  {
     REWRITE_OPCODE_2 (reg_var_decl_loc, reg_var_decl, min_temp_name, max_temp_name);
+  }
   else
+  {
     JERRY_UNREACHABLE ();
+  }
   finish_scope ();
   optimizer_reorder_scope ((uint16_t) (reg_var_decl_loc + 1), opcode_counter);
 }

tests/jerry/N.for.js

@@ -0,0 +1,35 @@
+// Copyright 2014 Samsung Electronics Co., Ltd.
+//
+// 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 i = 0;
+for (; i < 100; i++) {}
+assert (i == 100);
+
+for (var j = 0; j < 100; j++) {}
+assert (i == 100);
+
+// for (i = 0;;) {
+// 	if (i == 100) {
+// 		// break;
+// 		// assert (0);
+// 	}
+// 	i++;
+// }
+assert (i == 100);
+
+for (i = 0; i < 10; i++) {
+	for (j = 0; j < 10; j++) {}
+}
+assert (i == 100);
+assert (j == 100);