Auto merge of #46570 - AgustinCB:issue-46553, r=oli-obk

Ignore `unsopported constant expr` error

Fixes #46553
This commit is contained in:
bors 2017-12-12 23:08:56 +00:00
commit 442b7bd10a
4 changed files with 33 additions and 2 deletions

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@ -135,6 +135,7 @@ impl<'a, 'gcx> CheckCrateVisitor<'a, 'gcx> {
IndexOpFeatureGated => {}
ErroneousReferencedConstant(_) => {}
TypeckError => {}
MiscCatchAll => {}
_ => {
self.tcx.lint_node(CONST_ERR,
expr.id,

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@ -16,6 +16,5 @@ use std::cell::RefCell;
static boxed: Box<RefCell<isize>> = box RefCell::new(0);
//~^ ERROR allocations are not allowed in statics
//~| ERROR `std::cell::RefCell<isize>: std::marker::Sync` is not satisfied
//~| WARN unsupported constant expr
fn main() { }

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@ -12,6 +12,5 @@
static mut a: Box<isize> = box 3;
//~^ ERROR allocations are not allowed in statics
//~| WARN: constant evaluation error
fn main() {}

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@ -0,0 +1,32 @@
// Copyright 2017 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.
#![feature(const_fn)]
#![deny(const_err)]
pub struct Data<T> {
function: fn() -> T,
}
impl<T> Data<T> {
pub const fn new(function: fn() -> T) -> Data<T> {
Data {
function: function,
}
}
}
pub static DATA: Data<i32> = Data::new(|| {
413i32
});
fn main() {
print!("{:?}", (DATA.function)());
}