[Bug tree-optimization/92949] bswap/store merging does not handle BIT_INSERT_EXPR/BIT_FIELD_REF

pinskia at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Tue Dec 17 21:33:00 GMT 2019


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92949

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Depends on|                            |92979

--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
PR 92979 shows the problem I am running into with respect to the bswap pass not
handling loads or otherwise correctly.


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92979
[Bug 92979] bswap not finding a bswap with a memory load at the beginging of
the instruction stream


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