extern math

build.rs

@@ -0,0 +1,20 @@
+fn main() {
+    let mut builder = cc::Build::new();
+
+    if !builder.get_compiler().is_like_clang() {
+        // if the default/configured cc is not clang, try to call clang manually
+        builder.compiler("clang");
+    }
+
+    builder
+        .file("src/math/math.c")
+        .flag("-O3")
+        .flag("-flto=thin")
+        .flag("-ffinite-math-only")
+        .flag("-fassociative-math")
+        .flag("-freciprocal-math")
+        .flag("-fno-signed-zeros")
+        .flag("-fno-trapping-math")
+        .flag("-ffp-contract=fast")
+        .compile("math")
+}