[Bug middle-end/121659] [16 Regression] RISC-V: internal compiler error: Segmentation fault

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121659

Robin Dapp <rdapp at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2025-8-25
                 CC|                            |rdapp at gcc dot gnu.org
          Component|target                      |middle-end

--- Comment #2 from Robin Dapp <rdapp at gcc dot gnu.org> ---
if (!REDUC_GROUP_FIRST_ELEMENT (vdef))                                          
  vdef_slp = SLP_TREE_CHILDREN (vdef_slp)[reduc_idx];

while vdef_slp is

pr121659.c:2:6: note: node (external) 0x4b37738 (max_nunits=1, refcnt=1)
pr121659.c:2:6: note:   { _17 }