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Implement RFC 2421, 'Keyword unreservations (pure, sizeof, alignof, offsetof)'

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Havvy 2018-05-29 17:08:29 -07:00
parent 61d88318aa
commit ebc315bbbb
2 changed files with 18 additions and 35 deletions
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40
src/libsyntax_pos/symbol.rs
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@ -384,34 +384,30 @@ declare_keywords! {
// Keywords reserved for future use. // Keywords reserved for future use.
(40, Abstract, "abstract") (40, Abstract, "abstract")
(41, Alignof, "alignof") (41, Become, "become")
(42, Become, "become") (42, Do, "do")
(43, Do, "do") (43, Final, "final")
(44, Final, "final") (44, Macro, "macro")
(45, Macro, "macro") (45, Override, "override")
(46, Offsetof, "offsetof") (46, Priv, "priv")
(47, Override, "override") (47, Typeof, "typeof")
(48, Priv, "priv") (48, Unsized, "unsized")
(49, Pure, "pure") (49, Virtual, "virtual")
(50, Sizeof, "sizeof") (50, Yield, "yield")
(51, Typeof, "typeof")
(52, Unsized, "unsized")
(53, Virtual, "virtual")
(54, Yield, "yield")
// Edition-specific keywords reserved for future use. // Edition-specific keywords reserved for future use.
(55, Async, "async") // >= 2018 Edition Only (51, Async, "async") // >= 2018 Edition Only
// Special lifetime names // Special lifetime names
(56, UnderscoreLifetime, "'_") (52, UnderscoreLifetime, "'_")
(57, StaticLifetime, "'static") (53, StaticLifetime, "'static")
// Weak keywords, have special meaning only in specific contexts. // Weak keywords, have special meaning only in specific contexts.
(58, Auto, "auto") (54, Auto, "auto")
(59, Catch, "catch") (55, Catch, "catch")
(60, Default, "default") (56, Default, "default")
(61, Dyn, "dyn") (57, Dyn, "dyn")
(62, Union, "union") (58, Union, "union")
} }
impl Symbol { impl Symbol {

13
src/test/parse-fail/removed-syntax-fn-pure.rs
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@ -1,13 +0,0 @@
// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// compile-flags: -Z parse-only
pure fn f() {} //~ ERROR expected item, found `pure`