| //@ run-pass |
| #![allow(dead_code)] |
| #![allow(improper_ctypes)] |
| |
| #[derive(Copy, Clone)] |
| pub struct QuadFloats { |
| a: f32, |
| b: f32, |
| c: f32, |
| d: f32, |
| } |
| |
| mod rustrt { |
| use super::QuadFloats; |
| |
| #[link(name = "rust_test_helpers", kind = "static")] |
| extern "C" { |
| pub fn get_c_exhaust_sysv64_ints( |
| _: *const (), |
| _: *const (), |
| _: *const (), |
| _: *const (), |
| _: *const (), |
| _: *const (), |
| _: *const (), |
| h: QuadFloats, |
| ) -> f32; |
| } |
| } |
| |
| fn test() { |
| unsafe { |
| let null = std::ptr::null(); |
| let q = QuadFloats { a: 10.2, b: 20.3, c: 30.4, d: 40.5 }; |
| assert_eq!( |
| rustrt::get_c_exhaust_sysv64_ints(null, null, null, null, null, null, null, q), |
| q.c, |
| ); |
| } |
| } |
| |
| pub fn main() { |
| test(); |
| } |
