[Bug middle-end/126212] ranger: missing optimization in propagation of a known boolean on a threading path

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126212

--- Comment #4 from Aldy Hernandez <aldyh at gcc dot gnu.org> ---
Created attachment 65004
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=65004&action=edit
preprocessed testcase