[Bug target/99434] std::bit_cast generates more instructions than __builtin_bit_cast and memcpy with -march=native

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99434

--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Created attachment 60830
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=60830&action=edit
testcase