[Bug tree-optimization/101518] Invalid value in bit-field when setting underlying data through reference

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101518

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |INVALID

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
You are violating strict aliasing rules.
You can work around this either by the following:
may_alias attribute
memcpy (only portable option)
-fno-strict-aliasing
Unions