From a89c7e1f612a9189b4d3cf8cb8630fddc0b60fc6 Mon Sep 17 00:00:00 2001
From: Yerkebulan Tulibergenov <yerkebulan@gmail.com>
Date: Wed, 16 Jun 2021 18:44:26 -0700
Subject: [PATCH] add regression test for issue #37508

---
 .../thread-local/thread-local-issue-37508.rs  | 36 +++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 src/test/ui/thread-local/thread-local-issue-37508.rs

diff --git a/src/test/ui/thread-local/thread-local-issue-37508.rs b/src/test/ui/thread-local/thread-local-issue-37508.rs
new file mode 100644
index 0000000000000..219108c77f7e8
--- /dev/null
+++ b/src/test/ui/thread-local/thread-local-issue-37508.rs
@@ -0,0 +1,36 @@
+// only-x86_64
+// compile-flags: -Ccode-model=large --crate-type lib
+// build-pass
+//
+// Regression test for issue #37508
+
+#![no_main]
+#![no_std]
+#![feature(thread_local, lang_items)]
+
+#[lang = "eh_personality"]
+extern "C" fn eh_personality() {}
+
+use core::panic::PanicInfo;
+
+#[panic_handler]
+fn panic(_panic: &PanicInfo<'_>) -> ! {
+    loop {}
+}
+
+pub struct BB;
+
+#[thread_local]
+static mut KEY: Key = Key { inner: BB, dtor_running: false };
+
+pub unsafe fn set() -> Option<&'static BB> {
+    if KEY.dtor_running {
+        return None;
+    }
+    Some(&KEY.inner)
+}
+
+pub struct Key {
+    inner: BB,
+    dtor_running: bool,
+}