[Bug middle-end/19466] [meta-bug] bit-fields are non optimal

[kazu at cs dot umass dot edu]

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Bug 19466 depends on bug 18029, which changed state.

Bug 18029 Summary: an xor of a single bit bitfield is inefficient
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18029

           What    |Old Value                   |New Value
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19466