[Bug middle-end/122588] [16 Regression] during GIMPLE pass: forwprop ICE: verify_gimple failed: invalid types in nop conversion

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122588

--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I tried to creating a simple gimple testcase but all attempts fail because
cleanupcfg is called even if you are using startwith :(.