fix for new attributes failing. issue #22964

src/liballoc/lib.rs

@@ -56,6 +56,8 @@
 //! The [`heap`](heap/index.html) module defines the low-level interface to the
 //! default global allocator. It is not compatible with the libc allocator API.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "alloc"]
 #![unstable(feature = "alloc")]
 #![feature(staged_api)]

src/libarena/lib.rs

@@ -19,6 +19,8 @@
 //! arena but can only hold objects of a single type, and `Arena`, which is a
 //! more complex, slower arena which can hold objects of any type.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "arena"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/libcollections/lib.rs

@@ -12,7 +12,8 @@
 //!
 //! See [std::collections](../std/collections) for a detailed discussion of collections in Rust.
 
-
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "collections"]
 #![unstable(feature = "collections")]
 #![staged_api]

src/libcore/lib.rs

@@ -47,6 +47,8 @@
 // Since libcore defines many fundamental lang items, all tests live in a
 // separate crate, libcoretest, to avoid bizarre issues.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "core"]
 #![unstable(feature = "core")]
 #![staged_api]

src/libcoretest/lib.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![feature(box_syntax)]
 #![feature(int_uint)]
 #![feature(unboxed_closures)]

src/libflate/lib.rs

@@ -14,6 +14,8 @@
 //! [def]: https://en.wikipedia.org/wiki/DEFLATE
 //! [mz]: https://code.google.com/p/miniz/
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "flate"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/libfmt_macros/lib.rs

@@ -14,6 +14,8 @@
 //! Parsing does not happen at runtime: structures of `std::fmt::rt` are
 //! generated instead.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "fmt_macros"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/libgetopts/lib.rs

@@ -77,6 +77,9 @@
 //! }
 //! ```
 
+
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "getopts"]
 #![unstable(feature = "rustc_private",
             reason = "use the crates.io `getopts` library instead")]

src/libgraphviz/lib.rs

@@ -264,6 +264,8 @@
 //!
 //! * [DOT language](http://www.graphviz.org/doc/info/lang.html)
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "graphviz"]
 #![unstable(feature = "rustc_private")]
 #![feature(staged_api)]

src/liblibc/lib.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "libc"]
 #![crate_type = "rlib"]
 #![cfg_attr(not(feature = "cargo-build"),

src/liblog/lib.rs

@@ -155,6 +155,8 @@
 //! they're turned off (just a load and an integer comparison). This also means that
 //! if logging is disabled, none of the components of the log will be executed.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "log"]
 #![unstable(feature = "rustc_private",
             reason = "use the crates.io `log` library instead")]

src/librand/lib.rs

@@ -16,6 +16,8 @@
 //! is not recommended to use this library directly, but rather the official
 //! interface through `std::rand`.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rand"]
 #![crate_type = "rlib"]
 #![doc(html_logo_url = "http://www.rust-lang.org/logos/rust-logo-128x128-blk.png",

src/librbml/lib.rs

@@ -15,6 +15,8 @@
 //! It is loosely based on the Extensible Binary Markup Language (ebml):
 //!     http://www.matroska.org/technical/specs/rfc/index.html
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rbml"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/librustc/lib.rs

@@ -14,6 +14,8 @@
 //!
 //! This API is completely unstable and subject to change.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rustc"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]
@@ -40,7 +42,6 @@
 #![feature(std_misc)]
 #![feature(os)]
 #![cfg_attr(test, feature(test))]
-
 extern crate arena;
 extern crate flate;
 extern crate fmt_macros;

src/librustc_back/lib.rs

@@ -21,6 +21,8 @@
 //! one that doesn't; the one that doesn't might get decent parallel
 //! build speedups.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rustc_back"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/librustc_bitflags/lib.rs

@@ -8,6 +8,9 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rustc_bitflags"]
 #![feature(staged_api)]
 #![staged_api]

src/librustc_borrowck/lib.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rustc_borrowck"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/librustc_driver/lib.rs

@@ -14,6 +14,8 @@
 //!
 //! This API is completely unstable and subject to change.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rustc_driver"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/librustc_lint/lib.rs

@@ -19,6 +19,8 @@
 //!
 //! This API is completely unstable and subject to change.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rustc_lint"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/librustc_llvm/lib.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![allow(non_upper_case_globals)]
 #![allow(non_camel_case_types)]
 #![allow(non_snake_case)]

src/librustc_privacy/lib.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rustc_privacy"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/librustc_resolve/lib.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rustc_resolve"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/librustc_trans/lib.rs

@@ -14,6 +14,8 @@
 //!
 //! This API is completely unstable and subject to change.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rustc_trans"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/librustc_typeck/lib.rs

@@ -62,7 +62,8 @@ independently:
 This API is completely unstable and subject to change.
 
 */
-
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rustc_typeck"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/librustdoc/lib.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "rustdoc"]
 #![unstable(feature = "rustdoc")]
 #![staged_api]

src/libserialize/lib.rs

@@ -14,6 +14,8 @@
 Core encoding and decoding interfaces.
 */
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "serialize"]
 #![unstable(feature = "rustc_private",
             reason = "deprecated in favor of rustc-serialize on crates.io")]

src/libstd/lib.rs

@@ -94,7 +94,8 @@
 //! to all code by default. [`macros`](macros/index.html) contains
 //! all the standard macros, such as `assert!`, `panic!`, `println!`,
 //! and `format!`, also available to all Rust code.
-
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "std"]
 #![stable(feature = "rust1", since = "1.0.0")]
 #![staged_api]

src/libsyntax/lib.rs

@@ -14,6 +14,8 @@
 //!
 //! This API is completely unstable and subject to change.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "syntax"]
 #![unstable(feature = "rustc_private")]
 #![staged_api]

src/libterm/lib.rs

@@ -38,6 +38,8 @@
 //! [win]: http://msdn.microsoft.com/en-us/library/windows/desktop/ms682010%28v=vs.85%29.aspx
 //! [ti]: https://en.wikipedia.org/wiki/Terminfo
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "term"]
 #![unstable(feature = "rustc_private",
             reason = "use the crates.io `term` library instead")]

src/libtest/lib.rs

@@ -23,6 +23,8 @@
 // running tests while providing a base that other test frameworks may
 // build off of.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "test"]
 #![unstable(feature = "test")]
 #![staged_api]

src/libunicode/lib.rs

@@ -20,6 +20,8 @@
 //! provide for basic string-related manipulations. This crate does not
 //! (yet) aim to provide a full set of Unicode tables.
 
+// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
+#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "unicode"]
 #![unstable(feature = "unicode")]
 #![feature(staged_api)]