Method from_const_alloc

crates/rustc_codegen_spirv/src/codegen_cx/constant.rs:345–356

(
        &self,
        layout: TyAndLayout<'tcx>,
        alloc: ConstAllocation<'tcx>,
        offset: Size,
    )

        undef
    }
    fn from_const_alloc(
        &self,
        layout: TyAndLayout<'tcx>,
        alloc: ConstAllocation<'tcx>,
        offset: Size,
    ) -> PlaceRef<'tcx, Self::Value> {
        assert_eq!(offset, Size::ZERO);
        let ty = layout.spirv_type(DUMMY_SP, self);
        let init = self.create_const_alloc(alloc, ty);
        let result = self.static_addr_of(init, alloc.inner().align, None);
        PlaceRef::new_sized(result, layout)
    }

    fn const_ptrcast(&self, val: Self::Value, ty: Self::Type) -> Self::Value {
        if val.ty == ty {