Auto merge of #76678 - jonas-schievink:rollup-vzl9yhx, r=jonas-schievink

Rollup of 12 pull requests

Successful merges:

 - #75559 (unions: test move behavior of non-Copy fields)
 - #76441 (Note that parallel-compiler = true causes tests to fail)
 - #76527 (Remove internal and unstable MaybeUninit::UNINIT.)
 - #76629 (Simplify iter zip struct doc)
 - #76640 (Simplify SyncOnceCell's `take` and `drop`.)
 - #76646 (Add mailmap entry)
 - #76651 (Remove Windows details from Unix and VmWorks symlink() docstrings)
 - #76663 (Simplify iter chain struct doc)
 - #76665 (slice::from_raw_parts: explicitly mention that data must be initialized)
 - #76667 (Fix CI LLVM to work on NixOS out of the box)
 - #76668 (Add visualization of rustc span in doc)
 - #76677 (note that test_stable_pointers does not reflect a stable guarantee)

Failed merges:

r? `@ghost`

1 files changed, 19 insertions, 1 deletions

diff --git a/compiler/rustc_span/src/lib.rs b/compiler/rustc_span/src/lib.rs
index b478a1d15c5..e38cd516b91 100644
--- a/compiler/rustc_span/src/lib.rs
+++ b/compiler/rustc_span/src/lib.rs
@@ -544,6 +544,12 @@ impl Span {
     }
 
     /// Returns a `Span` that would enclose both `self` and `end`.
+    ///
+    /// ```text
+    ///     ____             ___
+    ///     self lorem ipsum end
+    ///     ^^^^^^^^^^^^^^^^^^^^
+    /// ```
     pub fn to(self, end: Span) -> Span {
         let span_data = self.data();
         let end_data = end.data();
@@ -567,6 +573,12 @@ impl Span {
     }
 
     /// Returns a `Span` between the end of `self` to the beginning of `end`.
+    ///
+    /// ```text
+    ///     ____             ___
+    ///     self lorem ipsum end
+    ///         ^^^^^^^^^^^^^
+    /// ```
     pub fn between(self, end: Span) -> Span {
         let span = self.data();
         let end = end.data();
@@ -577,7 +589,13 @@ impl Span {
         )
     }
 
-    /// Returns a `Span` between the beginning of `self` to the beginning of `end`.
+    /// Returns a `Span` from the beginning of `self` until the beginning of `end`.
+    ///
+    /// ```text
+    ///     ____             ___
+    ///     self lorem ipsum end
+    ///     ^^^^^^^^^^^^^^^^^
+    /// ```
     pub fn until(self, end: Span) -> Span {
         let span = self.data();
         let end = end.data();