[Bug rtl-optimization/78561] Constant pool size (offset) can become stale where constant pool entires become unused

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78561

--- Comment #5 from Segher Boessenkool <segher at gcc dot gnu.org> ---
Oh btw, you forgot to commit the testcase in 2/2.