28 lines
575 B
Rust
28 lines
575 B
Rust
// This assumes the packed and non-packed structs are different sizes.
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// the error points to the start of the file, not the line with the
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// transmute
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//@ error-pattern: cannot transmute between types of different sizes, or dependently-sized types
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use std::mem;
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#[repr(packed)]
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struct Foo<T,S> {
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bar: T,
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baz: S
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}
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struct Oof<T, S> {
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rab: T,
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zab: S
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}
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fn main() {
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let foo = Foo { bar: [1u8, 2, 3, 4, 5], baz: 10i32 };
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unsafe {
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let oof: Oof<[u8; 5], i32> = mem::transmute(foo);
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println!("{:?} {:?}", &oof.rab[..], oof.zab);
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}
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}
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