[Bug lto/104366] [12 Regression] Regression: infinite loop in add_sibling_attributes

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104366

--- Comment #3 from Martin Liška <marxin at gcc dot gnu.org> ---
Created attachment 52342
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52342&action=edit
Reduced test-case