diff --git a/.gitmodules b/.gitmodules
index 9796b04..e710202 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -5,3 +5,8 @@
 [submodule "ext/spirv-headers"]
 	path = ext/spirv-headers
 	url = https://github.com/KhronosGroup/SPIRV-Headers
+[submodule "ext/llvm-project"]
+	path = ext/llvm-project
+	url = https://github.com/llvm/llvm-project
+	branch = release/17.x
+	shallow = true
diff --git a/ext/llvm-project b/ext/llvm-project
new file mode 160000
index 0000000..6009708
--- /dev/null
+++ b/ext/llvm-project
@@ -0,0 +1 @@
+Subproject commit 6009708b4367171ccdbf4b5905cb6a803753fe18