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fix doctest

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This commit is contained in:
Ralf Jung 2019-02-05 17:22:46 +01:00
parent 789b4d1a4f
commit aaafc3c7fa
1 changed files with 2 additions and 2 deletions
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4
src/libcore/mem.rs
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@ -1042,7 +1042,7 @@ fn deref_mut(&mut self) -> &mut T {
/// even in unsafe code. As a consequence, 0-initializing a variable of reference /// even in unsafe code. As a consequence, 0-initializing a variable of reference
/// type causes instantaneous undefined behavior, no matter whether that reference /// type causes instantaneous undefined behavior, no matter whether that reference
/// ever gets used to access memory: /// ever gets used to access memory:
/// ```rust,ignore /// ```rust,no_run
/// use std::mem; /// use std::mem;
/// ///
/// let x: &i32 = mem::zeroed(); // undefined behavior! /// let x: &i32 = mem::zeroed(); // undefined behavior!
@ -1065,7 +1065,7 @@ fn deref_mut(&mut self) -> &mut T {
/// // Set it to a valid value. /// // Set it to a valid value.
/// x.set(&0); /// x.set(&0);
/// // Extract the initialized data -- this is only allowed *after* properly /// // Extract the initialized data -- this is only allowed *after* properly
/// initializing `x`! /// // initializing `x`!
/// let x = unsafe { x.into_initialized() }; /// let x = unsafe { x.into_initialized() };
/// ``` /// ```
/// The compiler then knows to not optimize this code. /// The compiler then knows to not optimize this code.