Rollup merge of #92887 - pietroalbini:pa-bootstrap-update, r=Mark-Simulacrum

[rust.git] / library / core / src / ascii.rs

diff --git a/library/core/src/ascii.rs b/library/core/src/ascii.rs
index 0a456ee1eb2d59fde0ac9d7c2b56382ee0a1da1a..532208e41afa2ba2b01169da64c061d0d5587347 100644 (file)
--- a/library/core/src/ascii.rs
+++ b/library/core/src/ascii.rs
@@ -18,6 +18,7 @@
 ///
 /// This `struct` is created by the [`escape_default`] function. See its
 /// documentation for more.
+#[must_use = "iterators are lazy and do nothing unless consumed"]
 #[stable(feature = "rust1", since = "1.0.0")]
 #[derive(Clone)]
 pub struct EscapeDefault {