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Use fake libc in core test #123976

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Apr 21, 2024
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Use fake libc in core test #123976

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8 changes: 6 additions & 2 deletions library/core/src/primitive_docs.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -537,7 +537,11 @@ impl () {}
/// ## 4. Get it from C.
///
/// ```
/// # #![feature(rustc_private)]
/// # mod libc {
/// # pub unsafe fn malloc(_size: usize) -> *mut core::ffi::c_void { core::ptr::NonNull::dangling().as_ptr() }
/// # pub unsafe fn free(_ptr: *mut core::ffi::c_void) {}
/// # }
/// # #[cfg(any())]
/// #[allow(unused_extern_crates)]
/// extern crate libc;
///
Expand All @@ -548,7 +552,7 @@ impl () {}
/// if my_num.is_null() {
/// panic!("failed to allocate memory");
/// }
/// libc::free(my_num as *mut libc::c_void);
/// libc::free(my_num as *mut core::ffi::c_void);
/// }
/// ```
///
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