[Bug tree-optimization/120802] Erroneous warning, -Warray-bounds, on accessing memory returned from a function declared with the alloc_size attribute with int pointers on optimisation -02 and above.

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120802

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to fail|                            |14.3.0, 15.1.0
      Known to work|                            |15.1.1, 16.0
           Keywords|                            |needs-bisection
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2025-06-24
             Status|UNCONFIRMED                 |NEW

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
The diagnostic is no longer emitted on the gcc-15 branch (but with GCC 15.1)
for me.  We might be confused by the IL which is

  ma_9 = xmalloc (_4);
  _5 = ma_9 + 8;
  ma_9->arr = _5;
  MEM[(int *)ma_9 + 8B] = 0;