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refs/heads/master: c044791d80ea0dc5c4b57b6030a67b69f8510239
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- refs/heads/snap-stage3: 5ef76142439d7ec65acc0e4e2fe56e7fa6476507
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+ refs/heads/snap-stage3: fd3b6ca508ed99004a11291ef1d2c64104102a41
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refs/heads/try: b53c0f93eedcdedd4fd89bccc5a3a09d1c5cd23e
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refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
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refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
Original file line number Diff line number Diff line change @@ -3699,28 +3699,29 @@ Coercion is allowed between the following types:
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* ` &mut T ` to ` *mut T ` .
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* ` &T ` to ` &U ` if ` T ` implements ` Deref<Target = U> ` . For example:
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- ```
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- use std::ops::Deref;
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- struct CharContainer {
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- value: char
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- }
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+ ``` rust
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+ use std :: ops :: Deref ;
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- impl Deref for CharContainer {
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- type Target = char;
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+ struct CharContainer {
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+ value : char
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+ }
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- fn deref<'a>(&'a self) -> &'a char {
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- &self.value
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- }
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+ impl Deref for CharContainer {
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+ type Target = char ;
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+
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+ fn deref <'a >(& 'a self ) -> & 'a char {
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+ & self . value
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}
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+ }
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- fn foo(arg: &char) {}
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+ fn foo (arg : & char ) {}
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- fn main() {
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- let x = &mut CharContainer { value: 'y' };
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- foo(x); //&mut CharContainer is coerced to &char.
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- }
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- ```
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+ fn main () {
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+ let x = & mut CharContainer { value : 'y' };
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+ foo (x ); // &mut CharContainer is coerced to &char.
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+ }
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+ ```
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* ` &mut T ` to ` &mut U ` if ` T ` implements ` DerefMut<Target = U> ` .
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* TyCtor(` T ` ) to TyCtor(coerce_inner(` T ` )), where TyCtor(` T ` ) is one of
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