[Bug c++/122304] UB MArch x86_64 v3/4 rounding Errors

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122304

--- Comment #2 from Sam James <sjames at gcc dot gnu.org> ---
Please try -ffp-contract=off or -ffp-contract=standard.