Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 18 insertions, 0 deletions

diff --git a/src/test/ui/single-use-lifetime/one-use-in-inherent-method-argument.rs b/src/test/ui/single-use-lifetime/one-use-in-inherent-method-argument.rs
new file mode 100644
index 000000000..eecd715ef
--- /dev/null
+++ b/src/test/ui/single-use-lifetime/one-use-in-inherent-method-argument.rs
@@ -0,0 +1,18 @@
+#![deny(single_use_lifetimes)]
+#![allow(dead_code)]
+#![allow(unused_variables)]
+
+// Test that we DO warn for a lifetime used only once in an inherent method.
+
+struct Foo<'f> {
+    data: &'f u32
+}
+
+impl<'f> Foo<'f> { //~ ERROR `'f` only used once
+    //~^ HELP elide the single-use lifetime
+    fn inherent_a<'a>(&self, data: &'a u32) { //~ ERROR `'a` only used once
+        //~^ HELP elide the single-use lifetime
+    }
+}
+
+fn main() { }