X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Flibrustc_trans%2Flib.rs;h=42c3e620baa7f39b57f9f77c9831f3d6ca8bc7eb;hb=8821affd1523a719ffb9f6537d53f8725ab00592;hp=63fd37c2b98bf62816b9f61cf23cca78b02937f8;hpb=a0b34199ba6f7c922e7832160328c2a4e90b6ac6;p=rust.git

diff --git a/src/librustc_trans/lib.rs b/src/librustc_trans/lib.rs
index 63fd37c2b98..42c3e620baa 100644
--- a/src/librustc_trans/lib.rs
+++ b/src/librustc_trans/lib.rs
@@ -21,7 +21,6 @@
 
 #![feature(box_patterns)]
 #![feature(box_syntax)]
-#![feature(const_fn)]
 #![feature(custom_attribute)]
 #![allow(unused_attributes)]
 #![feature(i128_type)]
@@ -31,6 +30,10 @@
 #![feature(slice_patterns)]
 #![feature(conservative_impl_trait)]
 
+#![cfg_attr(stage0, feature(const_fn))]
+#![cfg_attr(not(stage0), feature(const_atomic_bool_new))]
+#![cfg_attr(not(stage0), feature(const_once_new))]
+
 use rustc::dep_graph::WorkProduct;
 use syntax_pos::symbol::Symbol;
 
@@ -61,16 +64,19 @@
 extern crate gcc; // Used to locate MSVC, not gcc :)
 
 pub use base::trans_crate;
-pub use back::symbol_names::provide;
 
 pub use metadata::LlvmMetadataLoader;
 pub use llvm_util::{init, target_features, print_version, print_passes, print, enable_llvm_debug};
 
 use std::rc::Rc;
+use std::sync::Arc;
 
-use rustc::hir::def_id::CrateNum;
-use rustc::util::nodemap::{FxHashSet, FxHashMap};
+use rustc::hir::def_id::{CrateNum, LOCAL_CRATE};
 use rustc::middle::cstore::{NativeLibrary, CrateSource, LibSource};
+use rustc::ty::maps::Providers;
+use rustc::util::nodemap::{FxHashSet, FxHashMap};
+
+mod diagnostics;
 
 pub mod back {
     mod archive;
@@ -84,8 +90,6 @@ pub mod back {
     mod rpath;
 }
 
-mod diagnostics;
-
 mod abi;
 mod adt;
 mod allocator;
@@ -244,3 +248,16 @@ pub struct CrateInfo {
 }
 
 __build_diagnostic_array! { librustc_trans, DIAGNOSTICS }
+
+pub fn provide_local(providers: &mut Providers) {
+    back::symbol_names::provide(providers);
+    base::provide(providers);
+    providers.exported_symbol_set = |tcx, cnum| {
+        assert_eq!(cnum, LOCAL_CRATE);
+        Arc::new(back::symbol_export::compute(tcx))
+    };
+}
+
+pub fn provide_extern(providers: &mut Providers) {
+    back::symbol_names::provide(providers);
+}