http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47332
--- Comment #2 from Jack Howarth <howarth at nitro dot med.uc.edu> 2011-01-17 19:56:46 UTC --- (In reply to comment #1) > It was removed on purpose, see PR36478 and discussions about it on > gcc-patches. So it was removed because of the absence of an appropriate algorithm to implement it rather than lack of utility of the feature itself?