mark const fn constructors as rustc_const_stable_indirect #586
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Amanieu
approved these changes
Nov 13, 2024
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I assume you need a new hashbrown release with this? |
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Yeah to use this in std this will need a release.
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I think you won't be able to bootstrap that until the new attribute reaches beta for stage0. |
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Ah, true, good point. There's a beta branching in about a week so that's not too long of a wait. :) But I should probably double-check that this will actually work... |
bors
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to rust-lang-ci/rust
that referenced
this pull request
Nov 15, 2024
…r=compiler-errors check_consts: fix error requesting feature gate when that gate is not actually needed When working on rust-lang/hashbrown#586 I noticed that the compiler asks for the `rustc_private` feature to be enabled if one forgets to set `rustc_const_stable_indirect` on a function -- but enabling `rustc_private` would not actually help. This fixes the diagnostics. r? `@compiler-errors`
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I checked that if I do make these |
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This is a promise that they can be implemented entirely using stable const features (and the compiler checks this when
-Zforce-unstable-if-unmarkedis set).Part of rust-lang/rust#102575.