[Bug middle-end/100843] [12 Regression] ICE with -O1: in try_store_by_multiple_pieces, at builtins.c:6739 since r12-397-gda9e6e63d1ae22e530ec7baf59f6ed028bf05776

[aoliva at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100843

--- Comment #4 from Alexandre Oliva <aoliva at gcc dot gnu.org> ---
Created attachment 51954
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51954&action=edit
candidate patch under testing