Auto merge of #130688 - workingjubilee:rollup-ovre6p7, r=workingjubilee

Rollup of 5 pull requests

Successful merges:

 - #130648 (move enzyme flags from general cargo to rustc-specific cargo)
 - #130650 (Fixup Apple target's description strings)
 - #130664 (Generate line numbers for non-rust code examples as well)
 - #130665 (Prevent Deduplication of `LongRunningWarn`)
 - #130669 (tests: Test that `extern "C" fn` ptrs lint on slices)

r? `@ghost`
`@rustbot` modify labels: rollup

3 files changed, 14 insertions, 12 deletions

diff --git a/src/librustdoc/html/markdown.rs b/src/librustdoc/html/markdown.rs
index 6f4665db6f1..050ba60318e 100644
--- a/src/librustdoc/html/markdown.rs
+++ b/src/librustdoc/html/markdown.rs
@@ -261,7 +261,9 @@ impl<'a, I: Iterator<Item = Event<'a>>> Iterator for CodeBlocks<'_, 'a, I> {
                                  </pre>\
                              </div>",
                                 added_classes = added_classes.join(" "),
-                                text = Escape(&original_text),
+                                text = Escape(
+                                    original_text.strip_suffix('\n').unwrap_or(&original_text)
+                                ),
                             )
                             .into(),
                         ));
diff --git a/src/librustdoc/html/markdown/tests.rs b/src/librustdoc/html/markdown/tests.rs
index e490099a92e..3ec60c0efd2 100644
--- a/src/librustdoc/html/markdown/tests.rs
+++ b/src/librustdoc/html/markdown/tests.rs
@@ -524,15 +524,13 @@ fn test_ascii_with_prepending_hashtag() {
 ####.###..#....#....#..#.
 #..#.#....#....#....#..#.
 #..#.#....#....#....#..#.
-#..#.####.####.####..##..
-</code></pre></div>",
+#..#.####.####.####..##..</code></pre></div>",
     );
     t(
         r#"```markdown
 # hello
 ```"#,
         "<div class=\"example-wrap\"><pre class=\"language-markdown\"><code>\
-# hello
-</code></pre></div>",
+# hello</code></pre></div>",
     );
 }
diff --git a/src/librustdoc/html/static/js/main.js b/src/librustdoc/html/static/js/main.js
index a0ec45b5ef3..0eba80133df 100644
--- a/src/librustdoc/html/static/js/main.js
+++ b/src/librustdoc/html/static/js/main.js
@@ -986,7 +986,13 @@ function preLoadCss(cssUrl) {
     }());
 
     window.rustdoc_add_line_numbers_to_examples = () => {
-        onEachLazy(document.getElementsByClassName("rust-example-rendered"), x => {
+        if (document.querySelector(".rustdoc.src")) {
+            // We are in the source code page, nothing to be done here!
+            return;
+        }
+        onEachLazy(document.querySelectorAll(
+            ":not(.scraped-example) > .example-wrap > pre:not(.example-line-numbers)",
+        ), x => {
             const parent = x.parentNode;
             const line_numbers = parent.querySelectorAll(".example-line-numbers");
             if (line_numbers.length > 0) {
@@ -1005,12 +1011,8 @@ function preLoadCss(cssUrl) {
     };
 
     window.rustdoc_remove_line_numbers_from_examples = () => {
-        onEachLazy(document.getElementsByClassName("rust-example-rendered"), x => {
-            const parent = x.parentNode;
-            const line_numbers = parent.querySelectorAll(".example-line-numbers");
-            for (const node of line_numbers) {
-                parent.removeChild(node);
-            }
+        onEachLazy(document.querySelectorAll(".example-wrap > .example-line-numbers"), x => {
+            x.parentNode.removeChild(x);
         });
     };