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, 33 insertions, 0 deletions

diff --git a/src/test/ui/traits/vtable/vtable-multiple.rs b/src/test/ui/traits/vtable/vtable-multiple.rs
new file mode 100644
index 000000000..7a0111c5e
--- /dev/null
+++ b/src/test/ui/traits/vtable/vtable-multiple.rs
@@ -0,0 +1,33 @@
+// build-fail
+#![feature(rustc_attrs)]
+
+#[rustc_dump_vtable]
+trait A {
+    fn foo_a(&self) {}
+}
+
+#[rustc_dump_vtable]
+trait B {
+    //~^ error vtable
+    fn foo_b(&self) {}
+}
+
+#[rustc_dump_vtable]
+trait C: A + B {
+    //~^ error vtable
+    fn foo_c(&self) {}
+}
+
+struct S;
+
+impl A for S {}
+impl B for S {}
+impl C for S {}
+
+fn foo(c: &dyn C) {}
+fn bar(c: &dyn B) {}
+
+fn main() {
+    foo(&S);
+    bar(&S);
+}