Add diagnostic item to CStr

RalfJung · May 18, 2021 · d730cc6 · d730cc6
1 parent 25a277f
commit d730cc6
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diff --git a/compiler/rustc_span/src/symbol.rs b/compiler/rustc_span/src/symbol.rs
@@ -131,6 +131,7 @@ symbols! {
         BinaryHeap,
         Borrow,
         C,
+        CStr,
         CString,
         Center,
         Clone,

diff --git a/library/std/src/ffi/c_str.rs b/library/std/src/ffi/c_str.rs
@@ -185,6 +185,7 @@ pub struct CString {
 ///
 /// [`&str`]: prim@str
 #[derive(Hash)]
+#[cfg_attr(not(test), rustc_diagnostic_item = "CStr")]
 #[stable(feature = "rust1", since = "1.0.0")]
 // FIXME:
 // `fn from` in `impl From<&CStr> for Box<CStr>` current implementation relies