src/share/vm/memory/filemap.cpp

@@ -148,11 +148,11 @@
 }
 
 FileMapInfo::FileMapInfo() {
   assert(_current_info == NULL, "must be singleton"); // not thread safe
   _current_info = this;
-  memset(this, 0, sizeof(FileMapInfo));
+  memset((void*)this, 0, sizeof(FileMapInfo));
   _file_offset = 0;
   _file_open = false;
   _header = SharedClassUtil::allocate_file_map_header();
   _header->_version = _invalid_version;
 }