Reword clarification on lifetime for ptr->ref safety docs

[rust.git] / library / core / src / ptr / non_null.rs

diff --git a/library/core/src/ptr/non_null.rs b/library/core/src/ptr/non_null.rs
index 6f402924e75dfadec1cb0bb3acdf2ff0e8c40e6c..5ebe61509063f3a7807bacdc5ace278d7666366b 100644 (file)
--- a/library/core/src/ptr/non_null.rs
+++ b/library/core/src/ptr/non_null.rs
@@ -114,7 +114,7 @@ pub const fn dangling() -> Self {
     ///
     /// * You must enforce Rust's aliasing rules, since the returned lifetime `'a` is
     ///   arbitrarily chosen and does not necessarily reflect the actual lifetime of the data.
-    ///   In particular, for the duration of this lifetime, the memory the pointer points to must
+    ///   In particular, while this reference exists, the memory the pointer points to must
     ///   not get mutated (except inside `UnsafeCell`).
     ///
     /// This applies even if the result of this method is unused!
@@ -148,7 +148,7 @@ pub const fn dangling() -> Self {
     ///
     /// * You must enforce Rust's aliasing rules, since the returned lifetime `'a` is
     ///   arbitrarily chosen and does not necessarily reflect the actual lifetime of the data.
-    ///   In particular, for the duration of this lifetime, the memory the pointer points to must
+    ///   In particular, while this reference exists, the memory the pointer points to must
     ///   not get accessed (read or written) through any other pointer.
     ///
     /// This applies even if the result of this method is unused!
@@ -350,7 +350,7 @@ pub const fn as_ptr(self) -> *mut T {
     ///
     /// * You must enforce Rust's aliasing rules, since the returned lifetime `'a` is
     ///   arbitrarily chosen and does not necessarily reflect the actual lifetime of the data.
-    ///   In particular, for the duration of this lifetime, the memory the pointer points to must
+    ///   In particular, while this reference exists, the memory the pointer points to must
     ///   not get mutated (except inside `UnsafeCell`).
     ///
     /// This applies even if the result of this method is unused!
@@ -400,7 +400,7 @@ pub const fn as_ptr(self) -> *mut T {
     ///
     /// * You must enforce Rust's aliasing rules, since the returned lifetime `'a` is
     ///   arbitrarily chosen and does not necessarily reflect the actual lifetime of the data.
-    ///   In particular, for the duration of this lifetime, the memory the pointer points to must
+    ///   In particular, while this reference exists, the memory the pointer points to must
     ///   not get accessed (read or written) through any other pointer.
     ///
     /// This applies even if the result of this method is unused!
@@ -580,7 +580,7 @@ pub const fn as_mut_ptr(self) -> *mut T {
     ///
     /// * You must enforce Rust's aliasing rules, since the returned lifetime `'a` is
     ///   arbitrarily chosen and does not necessarily reflect the actual lifetime of the data.
-    ///   In particular, for the duration of this lifetime, the memory the pointer points to must
+    ///   In particular, while this reference exists, the memory the pointer points to must
     ///   not get mutated (except inside `UnsafeCell`).
     ///
     /// This applies even if the result of this method is unused!
@@ -626,7 +626,7 @@ pub const fn as_mut_ptr(self) -> *mut T {
     ///
     /// * You must enforce Rust's aliasing rules, since the returned lifetime `'a` is
     ///   arbitrarily chosen and does not necessarily reflect the actual lifetime of the data.
-    ///   In particular, for the duration of this lifetime, the memory the pointer points to must
+    ///   In particular, while this reference exists, the memory the pointer points to must
     ///   not get accessed (read or written) through any other pointer.
     ///
     /// This applies even if the result of this method is unused!