Merging upstream version 1.72.1+dfsg1.

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

1 files changed, 34 insertions, 0 deletions

diff --git a/tests/ui/lint/lint-ctypes-113436.rs b/tests/ui/lint/lint-ctypes-113436.rs
new file mode 100644
index 000000000..4f733b5bb
--- /dev/null
+++ b/tests/ui/lint/lint-ctypes-113436.rs
@@ -0,0 +1,34 @@
+// check-pass
+#![deny(improper_ctypes_definitions)]
+
+#[repr(C)]
+pub struct Wrap<T>(T);
+
+#[repr(transparent)]
+pub struct TransparentWrap<T>(T);
+
+pub extern "C" fn f() -> Wrap<()> {
+    todo!()
+}
+
+const _: extern "C" fn() -> Wrap<()> = f;
+
+pub extern "C" fn ff() -> Wrap<Wrap<()>> {
+    todo!()
+}
+
+const _: extern "C" fn() -> Wrap<Wrap<()>> = ff;
+
+pub extern "C" fn g() -> TransparentWrap<()> {
+    todo!()
+}
+
+const _: extern "C" fn() -> TransparentWrap<()> = g;
+
+pub extern "C" fn gg() -> TransparentWrap<TransparentWrap<()>> {
+    todo!()
+}
+
+const _: extern "C" fn() -> TransparentWrap<TransparentWrap<()>> = gg;
+
+fn main() {}