Function rustc_codegen_llvm::consts::check_and_apply_linkage

fn check_and_apply_linkage<'ll, 'tcx>(
    cx: &CodegenCx<'ll, 'tcx>, 
    attrs: &CodegenFnAttrs, 
    ty: Ty<'tcx>, 
    sym: &str, 
    span_def_id: DefId
) -> &'ll Value