[Bug c++/11915] New: use of option -frename-registers lead to wrong behaviour

["Andreas dot Glowatz at philips dot com" <gcc-bugzilla at gcc dot gnu dot org>]

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11915

           Summary: use of option -frename-registers lead to wrong behaviour
           Product: gcc
           Version: 3.3.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: c++
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: Andreas dot Glowatz at philips dot com
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: i686-linux-gnu
  GCC host triplet: i686-linux-gnu
GCC target triplet: i686-linux-gnu

If a small piece of C++ code is compiled with "-O2 -frename-registers", instead of
"-O", the resulting executable will not work correct.