[Bug target/123447] [15/16 Regression] ICE: in simplify_gen_subreg_concatn, at lower-subreg.cc:744 with -Og -fno-tree-dce -mstrict-align and vector reinterpret

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123447

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
  Attachment #63253|0                           |1
        is obsolete|                            |

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Created attachment 63254
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=63254&action=edit
Reduced testcase

This one fails at just -O2 -mstrict-align. (does not need the -fno-tree-dce)