Rollup merge of #136945 - samueltardieu:push-rsqlyknnvyqm, r=fmease

Add diagnostic item for `std::io::BufRead` This will be used in Clippy to detect unbuffered calls to `Read::bytes()`.
rust-lang · Feb 13, 2025 · 9a26bb1 · 9a26bb1
2 parents 89e0135 + f8930b4
commit 9a26bb1
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diff --git a/compiler/rustc_span/src/symbol.rs b/compiler/rustc_span/src/symbol.rs
@@ -250,6 +250,7 @@ symbols! {
         Into,
         IntoFuture,
         IntoIterator,
+        IoBufRead,
         IoLines,
         IoRead,
         IoSeek,

diff --git a/library/std/src/io/mod.rs b/library/std/src/io/mod.rs
@@ -2249,6 +2249,7 @@ fn skip_until<R: BufRead + ?Sized>(r: &mut R, delim: u8) -> Result<usize> {
 /// }
 /// ```
 #[stable(feature = "rust1", since = "1.0.0")]
+#[cfg_attr(not(test), rustc_diagnostic_item = "IoBufRead")]
 pub trait BufRead: Read {
     /// Returns the contents of the internal buffer, filling it with more data
     /// from the inner reader if it is empty.