From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/ui/issues/issue-39292.rs | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 src/test/ui/issues/issue-39292.rs

(limited to 'src/test/ui/issues/issue-39292.rs')

diff --git a/src/test/ui/issues/issue-39292.rs b/src/test/ui/issues/issue-39292.rs
new file mode 100644
index 000000000..968cf0891
--- /dev/null
+++ b/src/test/ui/issues/issue-39292.rs
@@ -0,0 +1,17 @@
+// run-pass
+// Regression test for issue #39292. The object vtable was being
+// incorrectly left with a null pointer.
+
+trait Foo<T> {
+    fn print<'a>(&'a self) where T: 'a { println!("foo"); }
+}
+
+impl<'a> Foo<&'a ()> for () { }
+
+trait Bar: for<'a> Foo<&'a ()> { }
+
+impl Bar for () {}
+
+fn main() {
+    (&() as &dyn Bar).print(); // Segfault
+}
-- 
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