diff --git a/naga/src/back/spv/block.rs b/naga/src/back/spv/block.rs
index c42afb207d..3e68a8a109 100644
--- a/naga/src/back/spv/block.rs
+++ b/naga/src/back/spv/block.rs
@@ -2076,10 +2076,6 @@ impl<'w> BlockContext<'w> {
     /// validation error for the corresponding statement to occur in this
     /// context.
     ///
-    /// Return `true` if control can reach the end of the block. This means that
-    /// `exit` was used. Otherwise, return `false`, indicating that `exit` was
-    /// unused.
-    ///
     /// [`Break`]: Statement::Break
     /// [`Continue`]: Statement::Continue
     fn write_block(