https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98167
Gabriel Ravier <gabravier at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|[x86] Failure to optimize |[x86] Failure to optimize
|operation on indentically |operation on indentically
|shuffled operand into a |shuffled operands into a
|shuffle of the result of |shuffle of the result of
|the operation |the operation
--- Comment #1 from Gabriel Ravier <gabravier at gmail dot com> ---
PS: I would expect it to be possible to expand this to a much more generic set
of operations, and maybe shuffle operands, thus the summary.