[Bug middle-end/81161] poor code concatenating bitfields

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81161
Bug 81161 depends on bug 18041, which changed state.

Bug 18041 Summary: OR of two single-bit bitfields is inefficient
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=18041

           What    |Removed                     |Added
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             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED