mirror of https://github.com/rust-lang/rust
24 lines
1021 B
Rust
24 lines
1021 B
Rust
// Test coercions between pointers which don't do anything fancy like unsizing.
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// These are testing that we don't lose mutability when converting to raw pointers.
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pub fn main() {
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// *const -> *mut
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let x: *const isize = &42;
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let x: *mut isize = x; //~ ERROR mismatched types
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//~| expected raw pointer `*mut isize`
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//~| found raw pointer `*const isize`
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//~| types differ in mutability
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// & -> *mut
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let x: *mut isize = &42; //~ ERROR mismatched types
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//~| expected raw pointer `*mut isize`
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//~| found reference `&isize`
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//~| types differ in mutability
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let x: *const isize = &42;
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let x: *mut isize = x; //~ ERROR mismatched types
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//~| expected raw pointer `*mut isize`
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//~| found raw pointer `*const isize`
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//~| types differ in mutability
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}
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