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31 lines
661 B
Rust
31 lines
661 B
Rust
enum Empty { }
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// test matching an enum with uninhabited variants
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enum Test1 {
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A(Empty),
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B(Empty),
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C
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}
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// test an enum where the discriminants don't match the variant indexes
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// (the optimization should do nothing here)
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enum Test2 {
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D = 4,
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E = 5,
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}
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// EMIT_MIR uninhabited_enum_branching.main.UninhabitedEnumBranching.diff
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// EMIT_MIR uninhabited_enum_branching.main.SimplifyCfg-after-uninhabited-enum-branching.after.mir
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fn main() {
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match Test1::C {
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Test1::A(_) => "A(Empty)",
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Test1::B(_) => "B(Empty)",
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Test1::C => "C",
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};
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match Test2::D {
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Test2::D => "D",
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Test2::E => "E",
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};
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}
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