rust/tests/ui/abi/mir/mir_codegen_calls_variadic.rs
2023-01-11 09:32:08 +00:00

20 lines
494 B
Rust

// run-pass
// ignore-wasm32-bare no libc to test ffi with
#[link(name = "rust_test_helpers", kind = "static")]
extern "C" {
fn rust_interesting_average(_: i64, ...) -> f64;
}
fn test<T, U>(a: i64, b: i64, c: i64, d: i64, e: i64, f: T, g: U) -> i64 {
unsafe {
rust_interesting_average(
6, a, a as f64, b, b as f64, c, c as f64, d, d as f64, e, e as f64, f, g,
) as i64
}
}
fn main() {
assert_eq!(test(10, 20, 30, 40, 50, 60_i64, 60.0_f64), 70);
}