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12 lines
250 B
Rust
12 lines
250 B
Rust
macro_rules! not_a_place {
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($thing:expr) => {
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$thing = 42;
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//~^ ERROR invalid left-hand side of assignment
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$thing += 42;
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//~^ ERROR invalid left-hand side of assignment
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}
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}
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fn main() {
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not_a_place!(99);
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}
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