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Tests for -Z fuel=foo=n

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This commit is contained in:
Austin Hicks 2017-03-10 14:13:59 -05:00 committed by Simonas Kazlauskas
parent 4db9c7a2a2
commit 912599944e
3 changed files with 51 additions and 1 deletions
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2
src/librustc/session/mod.rs
View File

@ -534,7 +534,7 @@ impl Session {
println!("optimization-fuel-exhausted: {}", msg());
self.out_of_fuel.set(true);
}
else {
else if fuel > 0{
self.optimization_fuel_limit.set(fuel-1);
}
}

24
src/test/run-pass/optimization-fuel-0.rs Normal file
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@ -0,0 +1,24 @@
// Copyright 2012 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.
#![crate_name="foo"]
use std::mem::size_of;
// compile-flags: -Z fuel=foo=0
struct S1(u8, u16, u8);
struct S2(u8, u16, u8);
fn main() {
assert_eq!(size_of::<S1>(), 6);
assert_eq!(size_of::<S2>(), 6);
}

26
src/test/run-pass/optimization-fuel-1.rs Normal file
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@ -0,0 +1,26 @@
// Copyright 2012 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.
#![crate_name="foo"]
use std::mem::size_of;
// compile-flags: -Z fuel=foo=1
struct S1(u8, u16, u8);
struct S2(u8, u16, u8);
fn main() {
let optimized = (size_of::<S1>() == 4) as usize
+(size_of::<S2>() == 4) as usize;
assert_eq!(optimized, 1);
}