mirror of https://github.com/rust-lang/rust
31 lines
627 B
Rust
31 lines
627 B
Rust
//@ run-pass
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// Issue 483 - Assignment expressions result in nil
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fn test_assign() {
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let mut x: isize;
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let y: () = x = 10;
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assert_eq!(x, 10);
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assert_eq!(y, ());
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let mut z: () = x = 11;
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assert_eq!(x, 11);
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assert_eq!(z, ());
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z = x = 12;
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assert_eq!(x, 12);
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assert_eq!(z, ());
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}
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fn test_assign_op() {
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let mut x: isize = 0;
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let y: () = x += 10;
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assert_eq!(x, 10);
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assert_eq!(y, ());
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let mut z: () = x += 11;
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assert_eq!(x, 21);
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assert_eq!(z, ());
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z = x += 12;
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assert_eq!(x, 33);
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assert_eq!(z, ());
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}
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pub fn main() { test_assign(); test_assign_op(); }
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