Added expectation test files for clang 3.9 and 4

tests/expectations/tests/libclang-3.9/wasm-constructor-returns.rs

@@ -0,0 +1,37 @@
+#![allow(
+    dead_code,
+    non_snake_case,
+    non_camel_case_types,
+    non_upper_case_globals
+)]
+
+#[repr(C)]
+#[derive(Debug, Default, Copy, Clone)]
+pub struct Foo {
+    pub _address: u8,
+}
+#[test]
+fn bindgen_test_layout_Foo() {
+    assert_eq!(
+        ::std::mem::size_of::<Foo>(),
+        1usize,
+        concat!("Size of: ", stringify!(Foo))
+    );
+    assert_eq!(
+        ::std::mem::align_of::<Foo>(),
+        1usize,
+        concat!("Alignment of ", stringify!(Foo))
+    );
+}
+extern "C" {
+    #[link_name = "\u{1}_ZN3FooC1Ei"]
+    pub fn Foo_Foo(this: *mut Foo, var: ::std::os::raw::c_int);
+}
+impl Foo {
+    #[inline]
+    pub unsafe fn new(var: ::std::os::raw::c_int) -> Self {
+        let mut __bindgen_tmp = ::std::mem::MaybeUninit::uninit();
+        Foo_Foo(__bindgen_tmp.as_mut_ptr(), var);
+        __bindgen_tmp.assume_init()
+    }
+}

tests/expectations/tests/libclang-4/wasm-constructor-returns.rs

@@ -0,0 +1,37 @@
+#![allow(
+    dead_code,
+    non_snake_case,
+    non_camel_case_types,
+    non_upper_case_globals
+)]
+
+#[repr(C)]
+#[derive(Debug, Default, Copy, Clone)]
+pub struct Foo {
+    pub _address: u8,
+}
+#[test]
+fn bindgen_test_layout_Foo() {
+    assert_eq!(
+        ::std::mem::size_of::<Foo>(),
+        1usize,
+        concat!("Size of: ", stringify!(Foo))
+    );
+    assert_eq!(
+        ::std::mem::align_of::<Foo>(),
+        1usize,
+        concat!("Alignment of ", stringify!(Foo))
+    );
+}
+extern "C" {
+    #[link_name = "\u{1}_ZN3FooC1Ei"]
+    pub fn Foo_Foo(this: *mut Foo, var: ::std::os::raw::c_int);
+}
+impl Foo {
+    #[inline]
+    pub unsafe fn new(var: ::std::os::raw::c_int) -> Self {
+        let mut __bindgen_tmp = ::std::mem::MaybeUninit::uninit();
+        Foo_Foo(__bindgen_tmp.as_mut_ptr(), var);
+        __bindgen_tmp.assume_init()
+    }
+}