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fix rustc_nonnull_optimization_guaranteed docs

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This commit is contained in:
Ralf Jung 2024-09-22 08:11:17 +02:00
parent c0838c8ebe
commit 8103505a4d
4 changed files with 8 additions and 4 deletions
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6
compiler/rustc_feature/src/builtin_attrs.rs
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@ -863,8 +863,10 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[
rustc_attr!(
rustc_nonnull_optimization_guaranteed, Normal, template!(Word), WarnFollowing,
EncodeCrossCrate::Yes,
"the `#[rustc_nonnull_optimization_guaranteed]` attribute is just used to enable \
niche optimizations in libcore and libstd and will never be stable",
"the `#[rustc_nonnull_optimization_guaranteed]` attribute is just used to document \
guaranteed niche optimizations in libcore and libstd and will never be stable\n\
(note that the compiler does not even check whether the type indeed is being non-null-optimized; \
it is your responsibility to ensure that the attribute is only used on types that are optimized)",
),
// ==========================================================================