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Add non-exhaustive check for match guards
Fix ICE while there is no remained arms after checking guards
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// Copyright 2013 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. | ||
|
||
fn main() { | ||
match 0 { 1 => () } //~ ERROR non-exhaustive patterns | ||
match 0 { 0 if false => () } //~ ERROR non-exhaustive patterns | ||
} |
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saw approval from nikomatsakis
at youknowone@b79c4dc
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merging youknowone/rust/match-guard = b79c4dc into auto
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youknowone/rust/match-guard = b79c4dc merged ok, testing candidate = 061a223
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all tests pass:
http://buildbot.rust-lang.org/builders/auto-linux/builds/265
http://buildbot.rust-lang.org/builders/auto-win/builds/260
http://buildbot.rust-lang.org/builders/auto-mac/builds/272
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fast-forwarding incoming to auto = 061a223