Hi Xuerui,

I and Xianglai have reviewed this change a few days ago, you can create a PR in the edk2-platforms repo.

Reviewed-by: Xianglai Li <lixianglai@loongson.cn>

On 2023/3/5 下午12:40, WANG Xuerui wrote:

Some toolchains have stack protection enabled by default, so without the
appropriate library included the build will fail with missing symbols
during link.

Cc: Bibo Mao <maobibo@loongson.cn>
Cc: Xianglai li <lixianglai@loongson.cn>
Cc: Chao Li <lichao@loongson.cn>
Cc: Leif Lindholm <quic_llindhol@quicinc.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Signed-off-by: WANG Xuerui <git@xen0n.name>
---
 Platform/Loongson/LoongArchQemuPkg/Loongson.dsc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Platform/Loongson/LoongArchQemuPkg/Loongson.dsc b/Platform/Loongson/LoongArchQemuPkg/Loongson.dsc
index d1162519cd..465e9229a2 100644
--- a/Platform/Loongson/LoongArchQemuPkg/Loongson.dsc
+++ b/Platform/Loongson/LoongArchQemuPkg/Loongson.dsc
@@ -95,6 +95,9 @@
   TlsLib|CryptoPkg/Library/TlsLib/TlsLib.inf
 !endif
 
+  # For stack protector support
+  NULL                             | MdePkg/Library/BaseStackCheckLib/BaseStackCheckLib.inf
+
   BaseLib                          | MdePkg/Library/BaseLib/BaseLib.inf
   SafeIntLib                       | MdePkg/Library/BaseSafeIntLib/BaseSafeIntLib.inf
   TimeBaseLib                      | EmbeddedPkg/Library/TimeBaseLib/TimeBaseLib.inf