fix clang-20 build issues

Author: nindanaoto

.github/workflows/test.yml

@@ -86,14 +86,14 @@ jobs:
       run: |
         apt-get update
         apt-get upgrade -y
-        apt-get install -y git build-essential g++ libomp-dev cmake git ninja-build clang-20
+        apt-get install -y git build-essential g++ libomp-dev cmake git ninja-build clang-20 lld-20
     - name: Checkout
       uses: actions/checkout@v4
       with:
         submodules: recursive
     - name: build
       run: |
-        cmake . -B build -G Ninja -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_COMPILER=clang++-20 -DCMAKE_C_COMPILER=clang-20 -DENABLE_TEST=ON
+        cmake . -B build -G Ninja -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_COMPILER=clang++-20 -DCMAKE_C_COMPILER=clang-20 -DCMAKE_LINKER_TYPE=LLD -DENABLE_TEST=ON
         cd build
         ninja
     - name: test

.gitmodules

@@ -1,6 +1,3 @@
-[submodule "thirdparties/cereal"]
-	path = thirdparties/cereal
-	url = https://github.com/USCiLab/cereal.git
 [submodule "benchmark/google-benchmark"]
 	path = benchmark/google-benchmark
 	url = https://github.com/google/benchmark.git
@@ -18,4 +15,7 @@
 	url = https://github.com/BLAKE3-team/BLAKE3.git
 [submodule "thirdparties/AES"]
 	path = thirdparties/AES
-	url = https://github.com/SergeyBel/AES.git
+	url = https://github.com/virtualsecureplatform/AES.git
+[submodule "thirdparties/cereal"]
+	path = thirdparties/cereal
+	url = https://github.com/virtualsecureplatform/cereal.git