diff --git a/.gitmodules b/.gitmodules
index 8663757f5e21..85b637380a89 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -9,3 +9,6 @@
 [submodule "src/gyp"]
 	path = src/gyp
 	url = https://github.com/rust-lang/gyp.git
+[submodule "src/compiler-rt"]
+	path = src/compiler-rt
+	url = https://github.com/vadimcn/compiler-rt.git
diff --git a/src/compiler-rt b/src/compiler-rt
new file mode 160000
index 000000000000..d4606f1818dd
--- /dev/null
+++ b/src/compiler-rt
@@ -0,0 +1 @@
+Subproject commit d4606f1818dd8dfeaa3e509cd1cbac4482c3513e