// run-pass // compile-flags: -O // Regression test for https://github.com/rust-lang/rust/issues/33868 #[repr(C)] pub struct S { a: u32, b: f32, c: u32 } #[no_mangle] #[inline(never)] pub extern "C" fn test(s: S) -> u32 { s.c } fn main() { assert_eq!(test(S{a: 0, b: 0.0, c: 42}), 42); }