From 97a0d35a8c21b8aeed474a5fa856e89c1feeb5fb Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume1.gomez@gmail.com>
Date: Thu, 6 Jul 2023 16:54:50 +0200
Subject: [PATCH] Add support for "returns_twice" function attribute

---
 src/attributes.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/attributes.rs b/src/attributes.rs
index fbafc981f66..0fda9e7ae50 100644
--- a/src/attributes.rs
+++ b/src/attributes.rs
@@ -118,6 +118,9 @@ pub fn from_fn_attrs<'gcc, 'tcx>(
         if codegen_fn_attrs.flags.contains(CodegenFnAttrFlags::COLD) {
             func.add_attribute(FnAttribute::Cold);
         }
+        if codegen_fn_attrs.flags.contains(CodegenFnAttrFlags::FFI_RETURNS_TWICE) {
+            func.add_attribute(FnAttribute::ReturnsTwice);
+        }
     }
 
     let function_features =