1 files changed, 7 insertions, 0 deletions
diff --git a/vendor/packed_simd_2/build.rs b/vendor/packed_simd_2/build.rs
new file mode 100644
index 000000000..9bdc8b542
--- /dev/null
+++ b/vendor/packed_simd_2/build.rs
@@ -0,0 +1,7 @@
+fn main() {
+    let target = std::env::var("TARGET")
+        .expect("TARGET environment variable not defined");
+    if target.contains("neon") {
+        println!("cargo:rustc-cfg=libcore_neon");
+    }
+}