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.