From 3ee22a413106e94c2fdf3aeb1b6f8764a5daf636 Mon Sep 17 00:00:00 2001
From: Andrew Zhogin <andrew.zhogin@gmail.com>
Date: Tue, 24 Sep 2024 16:35:00 +0700
Subject: [PATCH] rust_for_linux: -Zreg-struct-return commandline flag for X86
 (#116973)

---
 src/context.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/context.rs b/src/context.rs
index 3846d0255377d..f67dcf0cb116d 100644
--- a/src/context.rs
+++ b/src/context.rs
@@ -544,7 +544,10 @@ impl<'gcc, 'tcx> HasWasmCAbiOpt for CodegenCx<'gcc, 'tcx> {
 
 impl<'gcc, 'tcx> HasX86AbiOpt for CodegenCx<'gcc, 'tcx> {
     fn x86_abi_opt(&self) -> X86Abi {
-        X86Abi { regparm: self.tcx.sess.opts.unstable_opts.regparm }
+        X86Abi {
+            regparm: self.tcx.sess.opts.unstable_opts.regparm,
+            reg_struct_return: self.tcx.sess.opts.unstable_opts.reg_struct_return,
+        }
     }
 }