Auto merge of #69919 - Centril:rollup-fxo33zs, r=Centril

Rollup of 8 pull requests

Successful merges:

 - #66472 (--show-coverage json)
 - #69603 (tidy: replace `make check` with `./x.py test` in documentation)
 - #69760 (Improve expression & attribute parsing)
 - #69828 (fix memory leak when vec::IntoIter panics during drop)
 - #69850 (panic_bounds_check: use caller_location, like PanicFnLangItem)
 - #69876 (Add long error explanation for E0739)
 - #69888 ([Miri] Use a session variable instead of checking for an env var always)
 - #69893 (librustc_codegen_llvm: Use slices instead of 0-terminated strings)

Failed merges:

r? @ghost

1 files changed, 27 insertions, 0 deletions

diff --git a/src/test/rustdoc-ui/coverage/json.rs b/src/test/rustdoc-ui/coverage/json.rs
new file mode 100644
index 00000000000..b1220b32e91
--- /dev/null
+++ b/src/test/rustdoc-ui/coverage/json.rs
@@ -0,0 +1,27 @@
+// build-pass
+// compile-flags:-Z unstable-options --output-format json --show-coverage
+
+pub mod foo {
+    /// Hello!
+    pub struct Foo;
+    /// Bar
+    pub enum Bar { A }
+}
+
+/// X
+pub struct X;
+
+/// Bar
+pub mod bar {
+    /// bar
+    pub struct Bar;
+    /// X
+    pub enum X { Y }
+}
+
+/// yolo
+pub enum Yolo { X }
+
+pub struct Xo<T: Clone> {
+    x: T,
+}