[Bug tree-optimization/121762] pass_fold_builtins and pass_optimize_widening_mul and pass_gimple_isel should be merged or moved other places

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121762

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Depends on|                            |101758

--- Comment #8 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
>BUILT_IN_ASSUME_ALIGNED -> forwprop with late set (first argument)


This requires PR 101758 to be fixed as we need to remove the alignment check
for UBSAN_NULL before the removal of BUILT_IN_ASSUME_ALIGNED; otherwise we emit
an unneeded alignment check (c-c++-common/ubsan/align-5.c fails).


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101758
[Bug 101758] Inconsistent optimizations with UBSan