[Bug tree-optimization/121703] [16 Regression] ubsan: load of value 32695, which is not a valid value for type 'internal_fn' in tree-vectorizer.h

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121703

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2025-08-28
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot 
gnu.org
             Status|UNCONFIRMED                 |ASSIGNED
     Ever confirmed|0                           |1

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Hmm, yeah ... it's copying uninitialized data to another object where it's
supposed to be ... uninitialized (because it's going to be unused).

I can probably fix this by value-initializing the struct upon allocation...