Rollup of 6 pull requests

[matthiaskrgr]

Successful merges:

• Detect Python-like slicing and suggest how to fix #111133 (Detect Python-like slicing and suggest how to fix)
• Allow setting rla labels via rustbot #114708 (Allow setting rla labels via rustbot)
• Account for ! arm in tail match expr #117526 (Account for ! arm in tail match expr)
• effects: Run enforce_context_effects for all method calls #118282 (effects: Run enforce_context_effects for all method calls)
• Detect and reject malformed repr(Rust) hints #118366 (Detect and reject malformed repr(Rust) hints)
• Add -Zunpretty=stable-mir output test #118375 (Add -Zunpretty=stable-mir output test)

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@rustbot modify labels: rollup

Create a similar rollup

[matthiaskrgr]

@bors r+ rollup=never p=6

[bors]

📌 Commit 7969125 has been approved by matthiaskrgr

It is now in the queue for this repository.

[bors]

⌛ Testing commit 7969125 with merge c37783d...

[rust-log-analyzer]

The job test-various failed! Check out the build log: (web) (plain)

Click to see the possible cause of the failure (guessed by this bot)

To only update this specific test, also pass `--test-args stable-mir-print/basic_function.rs`

error: 1 errors occurred comparing output.
status: exit status: 0
command: RUSTC_ICE="0" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustc" "/checkout/tests/ui/stable-mir-print/basic_function.rs" "-Zthreads=1" "-Zsimulate-remapped-rust-src-base=/rustc/FAKE_PREFIX" "-Ztranslate-remapped-path-to-local-path=no" "-Z" "ignore-directory-in-diagnostics-source-blocks=/cargo" "--sysroot" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2" "--target=wasm32-unknown-unknown" "--error-format" "json" "--json" "future-incompat" "-Ccodegen-units=1" "-Zui-testing" "-Zdeduplicate-diagnostics=no" "-Zwrite-long-types-to-disk=no" "-Cstrip=debuginfo" "--emit" "metadata" "--out-dir" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/ui/stable-mir-print/basic_function" "-A" "unused" "-A" "internal_features" "-Crpath" "-Cdebuginfo=0" "-Lnative=/checkout/obj/build/wasm32-unknown-unknown/native/rust-test-helpers" "-L" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/ui/stable-mir-print/basic_function/auxiliary" "-Z" "unpretty=stable-mir"
--- stdout -------------------------------
// WARNING: This is highly experimental output it's intended for stable-mir developers only.
// If you find a bug or want to improve the output open a issue at https://github.com/rust-lang/project-stable-mir.
fn foo(_0: i32) -> i32 {
    let mut _0: (i32, bool);
    bb0: {
    bb0: {
        _2 = 1 Add const 1_i32
    bb1: {
        _0 = move _2
    }
fn bar(_0: &mut Ty {
---
            ),
        ),
    ),
} {
    let mut _0: Ty {
    id: 10,
    kind: RigidTy(
        Adt(
            AdtDef(
                DefId {
                    id: 3,
                    name: "std::vec::Vec",
            ),
            GenericArgs(
                [
                    Type(
---
            ),
        ),
    ),
};
    let mut _1: &Ty {
    id: 10,
    kind: RigidTy(
        Adt(
            AdtDef(
                DefId {
                    id: 3,
                    name: "std::vec::Vec",
            ),
            GenericArgs(
                [
                    Type(
---
}
    bb0: {
        _3 = refShared1
    }
    bb1: {
        _5 = refMut {
    kind: TwoPhaseBorrow,
    }
    bb2: {
        _0 = move _2
    }

[bors]

💔 Test failed - checks-actions