From e4e03883ed315dd21724b003ef1875309627505f Mon Sep 17 00:00:00 2001
From: Nicholas Bishop <nbishop@nbishop.net>
Date: Wed, 8 May 2024 21:45:13 -0400
Subject: [PATCH] Enable chkstk/alloca intrinsics on i686-unknown-uefi

---
 library/compiler-builtins/src/x86.rs | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/library/compiler-builtins/src/x86.rs b/library/compiler-builtins/src/x86.rs
index c348d082d9e7..ceec3912eabb 100644
--- a/library/compiler-builtins/src/x86.rs
+++ b/library/compiler-builtins/src/x86.rs
@@ -10,8 +10,7 @@ use core::intrinsics;
 intrinsics! {
     #[naked]
     #[cfg(all(
-        windows,
-        target_env = "gnu",
+        any(all(windows, target_env = "gnu"), target_os = "uefi"),
         not(feature = "no-asm")
     ))]
     pub unsafe extern "C" fn __chkstk() {
@@ -23,8 +22,7 @@ intrinsics! {
 
     #[naked]
     #[cfg(all(
-        windows,
-        target_env = "gnu",
+        any(all(windows, target_env = "gnu"), target_os = "uefi"),
         not(feature = "no-asm")
     ))]
     pub unsafe extern "C" fn _alloca() {