mirror of https://github.com/rust-lang/rust
35 lines
728 B
Rust
35 lines
728 B
Rust
//@ run-pass
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union Foo {
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bar: i8,
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_blah: isize,
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_zst: (),
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}
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struct FooHolder {
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inner_foo: Foo
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}
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fn do_nothing(_x: &mut Foo) {}
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pub fn main() {
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let mut foo = Foo { bar: 5 };
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do_nothing(&mut foo);
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foo.bar = 6;
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unsafe { foo.bar += 1; }
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assert_eq!(unsafe { foo.bar }, 7);
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unsafe {
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let Foo { bar: inner } = foo;
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assert_eq!(inner, 7);
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}
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let foo = Foo { bar: 5 };
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let foo = if let 3 = if let true = true { 3 } else { 4 } { foo } else { foo };
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let (_foo2, _random) = (foo, 42);
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let mut foo_holder = FooHolder { inner_foo: Foo { bar: 5 } };
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foo_holder.inner_foo.bar = 4;
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assert_eq!(unsafe { foo_holder.inner_foo.bar }, 4);
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drop(foo_holder);
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}
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