[Bug c/82318] -fexcess-precision=standard has no effect on a libm function call

[bugdal at aerifal dot cx]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82318

--- Comment #9 from Rich Felker <bugdal at aerifal dot cx> ---
Indeed, I don't think the ABI says anything about this; a bug against the psABI
should probably be opened.