[Bug rtl-optimization/125988] `store_bit_field_1` drops insertion into multi-register vector destination with -O3 -favoid-store-forwarding

[konstantinos.eleftheriou at vrull dot eu via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125988

--- Comment #4 from Konstantinos Eleftheriou <konstantinos.eleftheriou at vrull 
dot eu> ---
(In reply to Drea Pinski from comment #2)
> That is does fno-strict-alaising work?

Still fails with fno-strict-aliasing.