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rustdoc: Don't allow #![feature(...)] on stable or beta #67989

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Jan 14, 2020
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rustdoc: Don't allow #![feature(...)] on stable or beta #67989

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3 changes: 1 addition & 2 deletions src/librustdoc/core.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -302,8 +302,7 @@ pub fn run_core(options: RustdocOptions) -> (clean::Crate, RenderInfo, RenderOpt
cg: codegen_options,
externs,
target_triple: target,
// Ensure that rustdoc works even if rustc is feature-staged
unstable_features: UnstableFeatures::Allow,
unstable_features: UnstableFeatures::from_environment(),
actually_rustdoc: true,
debugging_opts: debugging_options,
error_format,
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