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Indroduce feature flag for RFC-2229

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Signed-off-by: Aman Arora <me@aman-arora.com>
This commit is contained in:
Aman Arora 2020-10-11 00:14:11 -04:00
parent 127a6ede1d
commit 88310cc0eb
7 changed files with 66 additions and 16 deletions
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4
compiler/rustc_feature/src/active.rs
View file

@ -616,6 +616,9 @@ declare_features! (
/// Enables `#[cfg(panic = "...")]` config key.
(active, cfg_panic, "1.49.0", Some(77443), None),
/// Allows capturing disjoint fields in a closure/generator (RFC 2229).
(active, capture_disjoint_fields, "1.49.0", Some(53488), None),
// -------------------------------------------------------------------------
// feature-group-end: actual feature gates
// -------------------------------------------------------------------------
@ -639,6 +642,7 @@ pub const INCOMPLETE_FEATURES: &[Symbol] = &[
sym::inline_const,
sym::repr128,
sym::unsized_locals,
sym::capture_disjoint_fields,
];
/// Some features are not allowed to be used together at the same time, if

1
compiler/rustc_feature/src/builtin_attrs.rs
View file

@ -547,6 +547,7 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[
// ==========================================================================
rustc_attr!(TEST, rustc_outlives, Normal, template!(Word)),
rustc_attr!(TEST, rustc_capture_analysis, Normal, template!(Word)),
rustc_attr!(TEST, rustc_variance, Normal, template!(Word)),
rustc_attr!(TEST, rustc_layout, Normal, template!(List: "field1, field2, ...")),
rustc_attr!(TEST, rustc_regions, Normal, template!(Word)),