Exclude max_align_t from bindgen

Until rust-lang/rust-bindgen#550 is
resolved, this is necessary for the generated tests to pass.

build.rs_ → build.rs

@@ -12,12 +12,9 @@ fn main() {
     // to bindgen, and lets you build up options for
     // the resulting bindings.
     let bindings = bindgen::Builder::default()
-        // The input header we would like to generate
-        // bindings for.
         .header("wrapper.h")
-        // Finish the builder and generate the bindings.
+        .hide_type("max_align_t")
         .generate()
-        // Unwrap the Result and panic on failure.
         .expect("Unable to generate bindings");
 
     // Write the bindings to the $OUT_DIR/bindings.rs file.

src/lib.rs

@@ -7,8 +7,7 @@
 #![allow(non_camel_case_types)]
 #![allow(non_snake_case)]
 
-
-include!("bindings.rs");
+include!(concat!(env!("OUT_DIR"), "/bindings.rs"));
 
 #[macro_use]
 extern crate lazy_static;