rust/src/test/compile-fail/repeat_count.rs

59 lines
1.9 KiB
Rust

// Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// Regression test for issue #3645
fn main() {
let n = 1;
let a = [0; n]; //~ ERROR expected constant integer for repeat count, found variable
let b = [0; ()];
//~^ ERROR mismatched types
//~| expected `usize`
//~| found `()`
//~| expected usize
//~| found ()
//~| ERROR expected constant integer for repeat count, found non-constant expression
let c = [0; true];
//~^ ERROR mismatched types
//~| expected `usize`
//~| found `bool`
//~| expected usize
//~| found bool
//~| ERROR expected positive integer for repeat count, found boolean
let d = [0; 0.5];
//~^ ERROR mismatched types
//~| expected `usize`
//~| found `_`
//~| expected usize
//~| found floating-point variable
//~| ERROR expected positive integer for repeat count, found float
let e = [0; "foo"];
//~^ ERROR mismatched types
//~| expected `usize`
//~| found `&'static str`
//~| expected usize
//~| found &-ptr
//~| ERROR expected positive integer for repeat count, found string
let f = [0; -4_isize];
//~^ ERROR mismatched types
//~| expected `usize`
//~| found `isize`
//~| expected usize
//~| found isize
//~| ERROR expected positive integer for repeat count, found negative integer
let f = [0_usize; -1_isize];
//~^ ERROR mismatched types
//~| expected `usize`
//~| found `isize`
//~| expected usize
//~| found isize
//~| ERROR expected positive integer for repeat count, found negative integer
}