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Where clauses on associated types aren't feature gated #49365

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matthewjasper opened this issue Mar 25, 2018 · 0 comments · Fixed by #49368
Closed

Where clauses on associated types aren't feature gated #49365

matthewjasper opened this issue Mar 25, 2018 · 0 comments · Fixed by #49368
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A-associated-items Area: Associated items (types, constants & functions) A-GATs Area: Generic associated types (GATs) A-stability Area: `#[stable]`, `#[unstable]` etc. F-generic_associated_types `#![feature(generic_associated_types)]` a.k.a. GATs

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@matthewjasper
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matthewjasper commented Mar 25, 2018 •
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where clauses on associated types don't work yet so should be feature gated, presumably with feature(generic_associated_types). cc #44265. Happens on versions >= 1.24

trait A {
    type X where Self: Copy; // Does nothing!
}
fn main() {}
@matthewjasper matthewjasper added A-associated-items Area: Associated items (types, constants & functions) A-stability Area: `#[stable]`, `#[unstable]` etc. labels Mar 25, 2018
@matthewjasper matthewjasper mentioned this issue Mar 25, 2018
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bors added a commit that referenced this issue Apr 2, 2018
@bors
Auto merge of #49368 - matthewjasper:feature-gate-where-clause, r=<try>
bd3ba12 
Feature gate where clauses on associated types

Fixes #49365. Requires crater: these have been usable since 1.24.
bors added a commit that referenced this issue Apr 23, 2018
@bors
Auto merge of #49368 - matthewjasper:feature-gate-where-clause, r=nik…
0135bf6 
…omatsakis

Feature gate where clauses on associated types

Fixes #49365. Requires crater: these have been usable since 1.24.
@Centril Centril mentioned this issue May 8, 2018
Merged
@Centril Centril added the F-generic_associated_types `#![feature(generic_associated_types)]` a.k.a. GATs label Aug 5, 2019
@fmease fmease added the A-GATs Area: Generic associated types (GATs) label Nov 2, 2024
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A-associated-items Area: Associated items (types, constants & functions) A-GATs Area: Generic associated types (GATs) A-stability Area: `#[stable]`, `#[unstable]` etc. F-generic_associated_types `#![feature(generic_associated_types)]` a.k.a. GATs
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Feature gate where clauses on associated types matthewjasper/rust
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@Centril @fmease @matthewjasper