1 files changed, 12 insertions, 0 deletions
diff --git a/src/test/ui/repr/repr-transparent-issue-87496.rs b/src/test/ui/repr/repr-transparent-issue-87496.rs
new file mode 100644
index 000000000..a4dd45c63
--- /dev/null
+++ b/src/test/ui/repr/repr-transparent-issue-87496.rs
@@ -0,0 +1,12 @@
+// Regression test for the ICE described in #87496.
+
+// check-pass
+
+#[repr(transparent)]
+struct TransparentCustomZst(());
+extern "C" {
+    fn good17(p: TransparentCustomZst);
+    //~^ WARNING: `extern` block uses type `TransparentCustomZst`, which is not FFI-safe
+}
+
+fn main() {}