Work around issue 106930.

rust-lang · Jan 24, 2023 · db731e4 · db731e4
1 parent 7b07730
commit db731e4
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/compiler/rustc_ast/src/format.rs b/compiler/rustc_ast/src/format.rs
@@ -67,6 +67,12 @@ pub struct FormatArguments {
     names: FxHashMap<Symbol, usize>,
 }
 
+// FIXME: Rustdoc has trouble proving Send/Sync for this. See #106930.
+#[cfg(parallel_compiler)]
+unsafe impl Sync for FormatArguments {}
+#[cfg(parallel_compiler)]
+unsafe impl Send for FormatArguments {}
+
 impl FormatArguments {
     pub fn new() -> Self {
         Self {