tests/ui/c-variadic/variadic-ffi-4.rs

#![crate_type = "lib"]
#![no_std]
#![feature(c_variadic)]

use core::ffi::VaList;

pub unsafe extern "C" fn no_escape0<'f>(_: usize, ap: ...) -> VaList<'f> {
    ap
    //~^ ERROR: lifetime may not live long enough
}

pub unsafe extern "C" fn no_escape1(_: usize, ap: ...) -> VaList<'static> {
    ap //~ ERROR: lifetime may not live long enough
}

pub unsafe extern "C" fn no_escape3(_: usize, mut ap0: &mut VaList, mut ap1: ...) {
    *ap0 = ap1;
    //~^ ERROR: lifetime may not live long enough
}

pub unsafe extern "C" fn no_escape4(_: usize, mut ap0: &mut VaList, mut ap1: ...) {
    ap0 = &mut ap1;
    //~^ ERROR: `ap1` does not live long enough
    //~| ERROR: lifetime may not live long enough
    //~| ERROR: lifetime may not live long enough
}

pub unsafe extern "C" fn no_escape5(_: usize, mut ap0: &mut VaList, mut ap1: ...) {
    *ap0 = ap1.clone();
    //~^ ERROR: lifetime may not live long enough
}