[Bug tree-optimization/81953] Code sinking increases register pressure

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81953

--- Comment #2 from Segher Boessenkool <segher at gcc dot gnu.org> ---
It's a good idea to move it to inside the conditional, just not
to behind the function call.