https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88788
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> --- The endless recursion isn't just one issue, by walking all PHI arguments recursively this way it can be also extremely compile time expensive even if you avoid recursion on the PHIs currently being processed.