From da8ac73d910a446e796f511c0dda97e49d14f044 Mon Sep 17 00:00:00 2001
From: Gary Guo <gary@garyguo.net>
Date: Wed, 6 Dec 2023 20:59:23 +0000
Subject: [PATCH] Add a hack to prevent proc_macro misopt in CI

---
 library/proc_macro/src/bridge/buffer.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/library/proc_macro/src/bridge/buffer.rs b/library/proc_macro/src/bridge/buffer.rs
index 48030f8d82d..149767bf705 100644
--- a/library/proc_macro/src/bridge/buffer.rs
+++ b/library/proc_macro/src/bridge/buffer.rs
@@ -119,7 +119,9 @@ fn flush(&mut self) -> io::Result<()> {
 }
 
 impl Drop for Buffer {
-    #[inline]
+    // HACK(nbdd0121): Hack to prevent LLVM < 17.0.4 from misoptimising,
+    // change to `#[inline]` if fixed.
+    #[inline(never)]
     fn drop(&mut self) {
         let b = self.take();
         (b.drop)(b);