[Bug tree-optimization/106422] [13 Regression] ice in duplicate_block, at cfghooks.cc:1115

[amonakov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106422

--- Comment #4 from Alexander Monakov <amonakov at gcc dot gnu.org> ---
Regarding point 1 above, I should mention that Glibc headers mark both 'vfork'
and 'raise' as leaf.