Function insert_discr_cast_to_u128

fn insert_discr_cast_to_u128<'tcx>(
    tcx: TyCtxt<'tcx>,
    local_decls: &mut IndexVec<Local, LocalDecl<'tcx>>,
    block_data: &mut BasicBlockData<'tcx>,
    source_op: Operand<'tcx>,
    discr: TyAndSize<'tcx>,
    op_size: Size,
    offset: Option<Size>,
    source_info: SourceInfo,
) -> Place<'tcx>

Inserts the cast of an operand (any type) to a u128 value that holds the discriminant value.