------- Comment #2 from joaquin at tid dot es 2010-06-09 20:34 ------- Caching can also have undesired consequences: for additional context on the problem, see
https://svn.boost.org/trac/boost/ticket/4264 Note that *two* problems are discussed there, one is LWG issue #579 and the other the one being addressed here. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44480
