use std::ffi::CString;
-use rustc::hir::def_id::{DefId, LOCAL_CRATE};
use rustc::middle::codegen_fn_attrs::CodegenFnAttrFlags;
use rustc::session::config::{OptLevel, Sanitizer};
use rustc::session::Session;
use rustc_data_structures::const_cstr;
use rustc_data_structures::fx::FxHashMap;
use rustc_data_structures::small_c_str::SmallCStr;
+use rustc_hir::def_id::{DefId, LOCAL_CRATE};
use rustc_target::abi::call::Conv;
use rustc_target::spec::PanicStrategy;