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-rw-r--r--compiler/rustc_builtin_macros/src/test.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/rustc_builtin_macros/src/test.rs b/compiler/rustc_builtin_macros/src/test.rs
index 1b76a5f3234..40dc75339ef 100644
--- a/compiler/rustc_builtin_macros/src/test.rs
+++ b/compiler/rustc_builtin_macros/src/test.rs
@@ -277,6 +277,8 @@ pub(crate) fn expand_test_or_bench(
                 cx.attr_nested_word(sym::cfg, sym::test, attr_sp),
                 // #[rustc_test_marker = "test_case_sort_key"]
                 cx.attr_name_value_str(sym::rustc_test_marker, test_path_symbol, attr_sp),
+                // #[doc(hidden)]
+                cx.attr_nested_word(sym::doc, sym::hidden, attr_sp),
             ],
             // const $ident: test::TestDescAndFn =
             ast::ItemKind::Const(