vendor/edk2/edk2-stable202411

1 files changed, 23 insertions, 0 deletions

diff --git a/MdePkg/Library/StackCheckLibNull/StackCheckLibNullGcc.c b/MdePkg/Library/StackCheckLibNull/StackCheckLibNullGcc.c
new file mode 100644
index 000000000000..5c4278d60bf4
--- /dev/null
+++ b/MdePkg/Library/StackCheckLibNull/StackCheckLibNullGcc.c
@@ -0,0 +1,23 @@
+/** @file
+  Defines the stack cookie variable for GCC and Clang compilers.
+
+  Copyright (c) Microsoft Corporation.
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <Uefi.h>
+
+VOID  *__stack_chk_guard = (VOID *)(UINTN)0x0;
+
+/**
+  This function gets called when a gcc/clang generated stack cookie fails. This implementation does nothing when
+  a stack cookie failure occurs.
+
+**/
+VOID
+EFIAPI
+__stack_chk_fail (
+  VOID
+  )
+{
+}