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1 | // Copyright 2016 The Rust Project Developers. See the COPYRIGHT |
2 | // file at the top-level directory of this distribution and at | |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
5 | // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | |
6 | // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | |
7 | // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | |
8 | // option. This file may not be copied, modified, or distributed | |
9 | // except according to those terms. | |
10 | ||
11 | // Test that deaggregate fires more than once per block | |
12 | ||
13 | enum Foo { | |
14 | A(i32), | |
15 | B, | |
16 | } | |
17 | ||
18 | fn test(x: i32) -> [Foo; 2] { | |
19 | [Foo::A(x), Foo::A(x)] | |
20 | } | |
21 | ||
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22 | fn main() { |
23 | // Make sure the function actually gets instantiated. | |
24 | test(0); | |
25 | } | |
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26 | |
27 | // END RUST SOURCE | |
abe05a73 | 28 | // START rustc.test.Deaggregator.before.mir |
476ff2be | 29 | // bb0: { |
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30 | // ... |
31 | // _3 = _1; | |
32 | // ... | |
33 | // _2 = Foo::A(_3,); | |
34 | // ... | |
35 | // _5 = _1; | |
36 | // _4 = Foo::A(_5,); | |
37 | // ... | |
38 | // _0 = [_2, _4]; | |
39 | // ... | |
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40 | // return; |
41 | // } | |
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42 | // END rustc.test.Deaggregator.before.mir |
43 | // START rustc.test.Deaggregator.after.mir | |
476ff2be | 44 | // bb0: { |
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45 | // ... |
46 | // _3 = _1; | |
47 | // ... | |
48 | // ((_2 as A).0: i32) = _3; | |
49 | // discriminant(_2) = 0; | |
50 | // ... | |
51 | // _5 = _1; | |
52 | // ((_4 as A).0: i32) = _5; | |
53 | // discriminant(_4) = 0; | |
54 | // ... | |
55 | // _0 = [_2, _4]; | |
56 | // ... | |
476ff2be SL |
57 | // return; |
58 | // } | |
abe05a73 | 59 | // END rustc.test.Deaggregator.after.mir |