[Bug tree-optimization/123771] [16 Regression] ICE with `-O2 -march=armv9-a -flto -fno-vect-cost-model` on gcc.dg/torture/pr121116.c

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123771

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot 
gnu.org
   Last reconfirmed|                            |2026-01-23
             Status|UNCONFIRMED                 |ASSIGNED
     Ever confirmed|0                           |1

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
2249      gcc_checking_assert (types_compatible_p (TYPE_MAIN_VARIANT (TREE_TYPE
(sc)),
2250                                               TREE_TYPE (vectype)));

(gdb) p debug_generic_expr  (sc->typed.type)
bit16
(gdb) p debug_generic_expr  (vectype->typed.type)
signed short