33 lines
590 B
Rust
33 lines
590 B
Rust
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//@ run-pass
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//@ compile-flags: -C opt-level=1
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// Make sure LLVM does not miscompile this match.
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fn main() {
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enum Bits {
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None = 0x00,
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Low = 0x40,
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High = 0x80,
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Both = 0xC0,
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}
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let value = Box::new(0x40u8);
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let mut out = Box::new(0u8);
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let bits = match *value {
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0x00 => Bits::None,
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0x40 => Bits::Low,
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0x80 => Bits::High,
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0xC0 => Bits::Both,
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_ => return,
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};
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match bits {
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Bits::None | Bits::Low => {
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*out = 1;
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}
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_ => (),
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}
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assert_eq!(*out, 1);
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}
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