Require feature attributes, and add them where necessary

Author: brson

src/compiletest/compiletest.rs

@@ -20,6 +20,7 @@
 #![feature(std_misc)]
 #![feature(test)]
 #![feature(path_ext)]
+#![feature(str_char)]
 
 #![deny(warnings)]
 

src/libcollections/lib.rs

@@ -36,7 +36,7 @@
 #![feature(unsafe_no_drop_flag)]
 #![feature(step_by)]
 #![feature(str_char)]
-#![cfg_attr(test, feature(rand, rustc_private, test))]
+#![cfg_attr(test, feature(rand, rustc_private, test, hash, collections))]
 #![cfg_attr(test, allow(deprecated))] // rand
 
 #![feature(no_std)]

src/libcollectionstest/lib.rs

@@ -20,6 +20,7 @@
 #![feature(unboxed_closures)]
 #![feature(unicode)]
 #![feature(unsafe_destructor)]
+#![cfg_attr(test, feature(str_char))]
 
 #[macro_use] extern crate log;
 

src/libcoretest/lib.rs

@@ -24,6 +24,8 @@
 #![feature(io)]
 #![feature(collections)]
 #![feature(debug_builders)]
+#![feature(unique)]
+#![feature(step_by)]
 #![allow(deprecated)] // rand
 
 extern crate core;

src/libflate/lib.rs

@@ -28,6 +28,7 @@
 #![feature(libc)]
 #![feature(staged_api)]
 #![feature(unique)]
+#![cfg_attr(test, feature(rustc_private, rand, collections))]
 
 #[cfg(test)] #[macro_use] extern crate log;
 

src/librand/lib.rs

@@ -34,7 +34,7 @@
 #![deprecated(reason = "use the crates.io `rand` library instead",
               since = "1.0.0-alpha")]
 
-#![cfg_attr(test, feature(test, rand))]
+#![cfg_attr(test, feature(test, rand, rustc_private))]
 
 #![allow(deprecated)]
 

src/librustc/lint/context.rs

@@ -212,7 +212,7 @@ impl LintStore {
     fn maybe_stage_features(&mut self, sess: &Session) {
         let lvl = match sess.opts.unstable_features {
             UnstableFeatures::Default => return,
-            UnstableFeatures::Disallow => Warn,
+            UnstableFeatures::Disallow => Forbid,
             UnstableFeatures::Cheat => Allow
         };
         match self.by_name.get("unstable_features") {

src/librustc/middle/stability.rs

@@ -26,7 +26,7 @@ use syntax::ast::{Item, Generics, StructField};
 use syntax::ast_util::is_local;
 use syntax::attr::{Stability, AttrMetaMethods};
 use syntax::visit::{FnKind, Visitor};
-use syntax::feature_gate::emit_feature_warn;
+use syntax::feature_gate::emit_feature_err;
 use util::nodemap::{NodeMap, DefIdMap, FnvHashSet, FnvHashMap};
 use util::ppaux::Repr;
 
@@ -237,7 +237,7 @@ impl<'a, 'tcx> Checker<'a, 'tcx> {
                         None => format!("use of unstable library feature '{}'", &feature)
                     };
 
-                    emit_feature_warn(&self.tcx.sess.parse_sess.span_diagnostic,
+                    emit_feature_err(&self.tcx.sess.parse_sess.span_diagnostic,
                                       &feature, span, &msg);
                 }
             }

src/librustc_back/lib.rs

@@ -49,6 +49,7 @@
 #![feature(std_misc)]
 #![feature(path_relative_from)]
 #![feature(step_by)]
+#![cfg_attr(test, feature(test, rand))]
 
 extern crate syntax;
 extern crate serialize;

src/librustc_bitflags/lib.rs

@@ -18,6 +18,7 @@
 #![feature(no_std)]
 #![no_std]
 #![unstable(feature = "rustc_private")]
+#![cfg_attr(test, feature(hash))]
 
 //! A typesafe bitmask flag generator.
 

src/libserialize/lib.rs

@@ -37,7 +37,7 @@ Core encoding and decoding interfaces.
 #![feature(std_misc)]
 #![feature(unicode)]
 #![feature(str_char)]
-#![cfg_attr(test, feature(test))]
+#![cfg_attr(test, feature(test, old_io))]
 
 // test harness access
 #[cfg(test)] extern crate test;

src/libstd/lib.rs

@@ -128,7 +128,7 @@
 #![feature(unique)]
 #![feature(allow_internal_unstable)]
 #![feature(str_char)]
-#![cfg_attr(test, feature(test, rustc_private))]
+#![cfg_attr(test, feature(test, rustc_private, std_misc))]
 
 // Don't link to std. We are std.
 #![feature(no_std)]

src/libtest/lib.rs

@@ -45,6 +45,7 @@
 #![feature(libc)]
 #![feature(set_stdio)]
 #![feature(os)]
+#![cfg_attr(test, feature(old_io))]
 
 extern crate getopts;
 extern crate serialize;

src/libunicode/char.rs

@@ -653,6 +653,7 @@ impl char {
     /// In both of these examples, 'ß' takes two bytes to encode.
     ///
     /// ```
+    /// # #![feature(unicode)]
     /// let mut b = [0; 2];
     ///
     /// let result = 'ß'.encode_utf8(&mut b);
@@ -663,6 +664,7 @@ impl char {
     /// A buffer that's too small:
     ///
     /// ```
+    /// # #![feature(unicode)]
     /// let mut b = [0; 1];
     ///
     /// let result = 'ß'.encode_utf8(&mut b);
@@ -685,6 +687,7 @@ impl char {
     /// In both of these examples, 'ß' takes one `u16` to encode.
     ///
     /// ```
+    /// # #![feature(unicode)]
     /// let mut b = [0; 1];
     ///
     /// let result = 'ß'.encode_utf16(&mut b);
@@ -695,6 +698,7 @@ impl char {
     /// A buffer that's too small:
     ///
     /// ```
+    /// # #![feature(unicode)]
     /// let mut b = [0; 0];
     ///
     /// let result = 'ß'.encode_utf8(&mut b);

src/test/auxiliary/anon-extern-mod-cross-crate-1.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 #![crate_name="anonexternmod"]
+#![feature(libc)]
 
 extern crate libc;
 

src/test/auxiliary/check_static_recursion_foreign_helper.rs

@@ -10,6 +10,8 @@
 
 // Helper definition for test/run-pass/check-static-recursion-foreign.rs.
 
+#![feature(libc)]
+
 #[crate_id = "check_static_recursion_foreign_helper"]
 #[crate_type = "lib"]
 

src/test/auxiliary/extern-crosscrate-source.rs

@@ -10,6 +10,7 @@
 
 #![crate_name="externcallback"]
 #![crate_type = "lib"]
+#![feature(libc)]
 
 extern crate libc;
 

src/test/auxiliary/foreign_lib.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 #![crate_name="foreign_lib"]
+#![feature(libc)]
 
 pub mod rustrt {
     extern crate libc;

src/test/auxiliary/issue-3012-1.rs

@@ -10,6 +10,7 @@
 
 #![crate_name="socketlib"]
 #![crate_type = "lib"]
+#![feature(libc)]
 
 pub mod socket {
     extern crate libc;

src/test/auxiliary/issue13507.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(core)]
+
 pub mod testtypes {
     use std::any::TypeId;
 

src/test/auxiliary/issue_16723_multiple_items_syntax_ext.rs

@@ -11,7 +11,7 @@
 // ignore-stage1
 // force-host
 
-#![feature(plugin_registrar, quote)]
+#![feature(plugin_registrar, quote, rustc_private)]
 #![crate_type = "dylib"]
 
 extern crate syntax;

src/test/auxiliary/issue_3907.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(core)]
+
 use std::marker::MarkerTrait;
 
 pub trait Foo : MarkerTrait {

src/test/auxiliary/issue_5844_aux.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(libc)]
+
 extern crate libc;
 
 extern "C" {

src/test/auxiliary/linkage-visibility.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(std_misc, old_path)]
+
 use std::dynamic_lib::DynamicLibrary;
 
 #[no_mangle]

src/test/auxiliary/lint_for_crate.rs

@@ -10,7 +10,7 @@
 
 // force-host
 
-#![feature(plugin_registrar)]
+#![feature(plugin_registrar, rustc_private)]
 #![feature(box_syntax)]
 
 extern crate syntax;

src/test/auxiliary/lint_group_plugin_test.rs

@@ -11,7 +11,7 @@
 // force-host
 
 #![feature(plugin_registrar)]
-#![feature(box_syntax)]
+#![feature(box_syntax, rustc_private)]
 
 extern crate syntax;
 

src/test/auxiliary/lint_plugin_test.rs

@@ -11,7 +11,7 @@
 // force-host
 
 #![feature(plugin_registrar)]
-#![feature(box_syntax)]
+#![feature(box_syntax, rustc_private)]
 
 extern crate syntax;
 

src/test/auxiliary/logging_right_crate.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(rustc_private)]
+
 #[macro_use] extern crate log;
 
 pub fn foo<T>() {

src/test/auxiliary/macro_crate_MacroRulesTT.rs

@@ -10,7 +10,7 @@
 
 // force-host
 
-#![feature(plugin_registrar)]
+#![feature(plugin_registrar, rustc_private)]
 
 extern crate syntax;
 extern crate rustc;

src/test/auxiliary/macro_crate_test.rs

@@ -11,7 +11,7 @@
 // force-host
 
 #![feature(plugin_registrar, quote)]
-#![feature(box_syntax)]
+#![feature(box_syntax, rustc_private)]
 
 extern crate syntax;
 extern crate rustc;

src/test/auxiliary/plugin_args.rs

@@ -11,7 +11,7 @@
 // force-host
 
 #![feature(plugin_registrar)]
-#![feature(box_syntax)]
+#![feature(box_syntax, rustc_private)]
 
 extern crate syntax;
 extern crate rustc;

src/test/auxiliary/plugin_crate_outlive_expansion_phase.rs

@@ -11,7 +11,7 @@
 // force-host
 
 #![feature(plugin_registrar)]
-#![feature(box_syntax)]
+#![feature(box_syntax, rustc_private)]
 
 extern crate rustc;
 

src/test/auxiliary/plugin_with_plugin_lib.rs

@@ -10,7 +10,7 @@
 
 // force-host
 
-#![feature(plugin_registrar)]
+#![feature(plugin_registrar, rustc_private)]
 #![deny(plugin_as_library)] // should have no effect in a plugin crate
 
 extern crate macro_crate_test;

src/test/auxiliary/private_trait_xc.rs

@@ -8,4 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(core)]
+
 trait Foo : ::std::marker::MarkerTrait {}

src/test/auxiliary/procedural_mbe_matching.rs

@@ -11,7 +11,7 @@
 // force-host
 
 #![crate_type="dylib"]
-#![feature(plugin_registrar, quote)]
+#![feature(plugin_registrar, quote, rustc_private)]
 
 extern crate syntax;
 extern crate rustc;

src/test/auxiliary/rlib_crate_test.rs

@@ -11,7 +11,7 @@
 // no-prefer-dynamic
 
 #![crate_type = "rlib"]
-#![feature(plugin_registrar)]
+#![feature(plugin_registrar, rustc_private)]
 
 extern crate rustc;
 

src/test/auxiliary/roman_numerals.rs

@@ -11,7 +11,7 @@
 // force-host
 
 #![crate_type="dylib"]
-#![feature(plugin_registrar)]
+#![feature(plugin_registrar, rustc_private)]
 
 extern crate syntax;
 extern crate rustc;

src/test/auxiliary/svh-a-base.rs

@@ -14,6 +14,7 @@
 //! (#14132).
 
 #![crate_name = "a"]
+#![feature(core)]
 
 use std::marker::MarkerTrait;
 

src/test/auxiliary/svh-a-change-lit.rs

@@ -14,6 +14,7 @@
 //! (#14132).
 
 #![crate_name = "a"]
+#![feature(core)]
 
 use std::marker::MarkerTrait;
 

src/test/auxiliary/svh-a-change-significant-cfg.rs

@@ -14,6 +14,7 @@
 //! (#14132).
 
 #![crate_name = "a"]
+#![feature(core)]
 
 use std::marker::MarkerTrait;
 

src/test/auxiliary/svh-a-change-trait-bound.rs

@@ -14,6 +14,7 @@
 //! (#14132).
 
 #![crate_name = "a"]
+#![feature(core)]
 
 use std::marker::MarkerTrait;
 

src/test/auxiliary/svh-a-change-type-arg.rs

@@ -14,6 +14,7 @@
 //! (#14132).
 
 #![crate_name = "a"]
+#![feature(core)]
 
 use std::marker::MarkerTrait;