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-rw-r--r--tests/ui/inline-const/const-expr-lifetime-err.rs29
1 files changed, 29 insertions, 0 deletions
diff --git a/tests/ui/inline-const/const-expr-lifetime-err.rs b/tests/ui/inline-const/const-expr-lifetime-err.rs
new file mode 100644
index 00000000000..0a032a7338a
--- /dev/null
+++ b/tests/ui/inline-const/const-expr-lifetime-err.rs
@@ -0,0 +1,29 @@
+#![feature(const_mut_refs)]
+#![feature(inline_const)]
+
+use std::marker::PhantomData;
+
+#[derive(PartialEq, Eq)]
+pub struct InvariantRef<'a, T: ?Sized>(&'a T, PhantomData<&'a mut &'a T>);
+
+impl<'a, T: ?Sized> InvariantRef<'a, T> {
+    pub const fn new(r: &'a T) -> Self {
+        InvariantRef(r, PhantomData)
+    }
+}
+
+impl<'a> InvariantRef<'a, ()> {
+    pub const NEW: Self = InvariantRef::new(&());
+}
+
+fn equate<T>(x: T, y: T){}
+
+fn foo<'a>() {
+    let y = ();
+    equate(InvariantRef::new(&y), const { InvariantRef::<'a>::NEW });
+    //~^ ERROR `y` does not live long enough [E0597]
+}
+
+fn main() {
+    foo();
+}