[Bug tree-optimization/64091] [5 Regression] ICE in update_debug_stmt, at tree-ssa-tail-merge.c:1620

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64091

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Same issue on the 4.9 and 4.8 branches.