Use XCNEWVAR instead of xcalloc

From-SVN: r172730

gcc/fortran/ChangeLog

 2011-04-19  Janne Blomqvist  <jb@gcc.gnu.org>
 
+	* scanner.c (load_file): Use XCNEWVAR instead of xcalloc.
+
+2011-04-19  Janne Blomqvist  <jb@gcc.gnu.org>
+
 	* frontend-passes.c (gfc_run_passes): Use XDELETEVEC instead of
 	free.
 

gcc/fortran/scanner.c

@@ -2012,8 +2012,8 @@ load_file (const char *realfilename, const char *displayedname, bool initial)
 
       /* Add line.  */
 
-      b = (gfc_linebuf *) xcalloc (1, gfc_linebuf_header_size
-				   + (len + 1) * sizeof (gfc_char_t));
+      b = XCNEWVAR (gfc_linebuf, gfc_linebuf_header_size
+		    + (len + 1) * sizeof (gfc_char_t));
 
       b->location
 	= linemap_line_start (line_table, current_file->line++, 120);