39 lines
1.1 KiB
Rust
39 lines
1.1 KiB
Rust
// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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extern "stdcall" {
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fn printf(_: *const u8, ...); //~ ERROR: variadic function must have C calling convention
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}
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extern {
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fn foo(f: isize, x: u8, ...);
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}
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extern "C" fn bar(f: isize, x: u8) {}
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fn main() {
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// errors below are no longer checked because error above aborts
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// compilation; see variadic-ffi-3.rs for corresponding test.
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unsafe {
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foo();
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foo(1);
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let x: unsafe extern "C" fn(f: isize, x: u8) = foo;
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let y: extern "C" fn(f: isize, x: u8, ...) = bar;
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foo(1, 2, 3f32);
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foo(1, 2, true);
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foo(1, 2, 1i8);
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foo(1, 2, 1u8);
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foo(1, 2, 1i16);
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foo(1, 2, 1u16);
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}
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}
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