Rollup of 9 pull requests

[matthiaskrgr]

Successful merges:

• Trim extra whitespace in fn ptr suggestion span #133151 (Trim extra whitespace in fn ptr suggestion span)
• Implement AtomicT::update & AtomicT::try_update #133829 (Implement AtomicT::update & AtomicT::try_update)
• Enable unreachable_pub lint in alloc #135367 (Enable unreachable_pub lint in alloc)
• Lower index bounds checking to PtrMetadata, this time with the right fake borrow semantics 😸 #135748 (Lower index bounds checking to PtrMetadata, this time with the right fake borrow semantics 😸)
• Add missing allocator safety in alloc crate #135805 (Add missing allocator safety in alloc crate)
• Document purpose of closure in from_fn.rs more clearly #135886 (Document purpose of closure in from_fn.rs more clearly)
• -Znext-solver: "normalize" signature before checking it mentions self in deduce_closure_signature #135892 (-Znext-solver: "normalize" signature before checking it mentions self in deduce_closure_signature)
• Fix 2/4 tests skipped by opt-dist #135961 (Fix 2/4 tests skipped by opt-dist)
• Document powf and powi values that are always 1.0 #136012 (Document powf and powi values that are always 1.0)

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@rustbot modify labels: rollup

Create a similar rollup

[matthiaskrgr]

@bors r+ rollup=never p=9

[bors]

📌 Commit 5a4325a has been approved by matthiaskrgr

It is now in the queue for this repository.

[rust-log-analyzer]

The job x86_64-gnu-llvm-18 failed! Check out the build log: (web) (plain)

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#21 exporting to docker image format
#21 sending tarball 28.5s done
#21 DONE 43.1s
##[endgroup]
Setting extra environment values for docker:  --env ENABLE_GCC_CODEGEN=1 --env GCC_EXEC_PREFIX=/usr/lib/gcc/
[CI_JOB_NAME=x86_64-gnu-llvm-18]
debug: `DISABLE_CI_RUSTC_IF_INCOMPATIBLE` configured.
---
sccache: Starting the server...
##[group]Configure the build
configure: processing command line
configure: 
configure: build.configure-args := ['--build=x86_64-unknown-linux-gnu', '--llvm-root=/usr/lib/llvm-18', '--enable-llvm-link-shared', '--set', 'rust.randomize-layout=true', '--set', 'rust.thin-lto-import-instr-limit=10', '--enable-verbose-configure', '--enable-sccache', '--disable-manage-submodules', '--enable-locked-deps', '--enable-cargo-native-static', '--set', 'rust.codegen-units-std=1', '--set', 'dist.compression-profile=balanced', '--dist-compression-formats=xz', '--set', 'rust.lld=false', '--disable-dist-src', '--release-channel=nightly', '--enable-debug-assertions', '--enable-overflow-checks', '--enable-llvm-assertions', '--set', 'rust.verify-llvm-ir', '--set', 'rust.codegen-backends=llvm,cranelift,gcc', '--set', 'llvm.static-libstdcpp', '--enable-new-symbol-mangling']
configure: target.x86_64-unknown-linux-gnu.llvm-config := /usr/lib/llvm-18/bin/llvm-config
configure: llvm.link-shared     := True
configure: rust.randomize-layout := True
configure: rust.thin-lto-import-instr-limit := 10
---

failures:

---- [ui] tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.rs#next stdout ----
Saved the actual stderr to "/checkout/obj/build/x86_64-unknown-linux-gnu/test/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.next/closure-arg-type-mismatch-issue-45727.next.stderr"

13   --> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
14 
14 
15 error[E0271]: expected `RangeInclusive<{integer}>` to be an iterator that yields `&&i32`, but it yields `{integer}`
+   --> $DIR/closure-arg-type-mismatch-issue-45727.rs:9:24
17    |
17    |
18 LL |     let _ = (-10..=10).find(|x: &&&i32| x.signum() == 0);
-    |                                 ^^^^^^ expected `&&i32`, found integer
+    |                        ^^^^ expected `&&i32`, found integer
- error: aborting due to 2 previous errors
- error: aborting due to 2 previous errors
+ error[E0277]: expected a `FnMut(&<RangeInclusive<{integer}> as Iterator>::Item)` closure, found `{closure@$DIR/closure-arg-type-mismatch-issue-45727.rs:9:29: 9:40}`
+    |
+    |
+ LL |     let _ = (-10..=10).find(|x: &&&i32| x.signum() == 0);
+    |                        ---- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected an `FnMut(&<RangeInclusive<{integer}> as Iterator>::Item)` closure, found `{closure@$DIR/closure-arg-type-mismatch-issue-45727.rs:9:29: 9:40}`
+    |                        required by a bound introduced by this call
+    |
+    |
+    = help: the trait `for<'a> FnMut(&'a <RangeInclusive<{integer}> as Iterator>::Item)` is not implemented for closure `{closure@$DIR/closure-arg-type-mismatch-issue-45727.rs:9:29: 9:40}`
+    = note: expected a closure with arguments `(&&&i32,)`
+               found a closure with arguments `(&<RangeInclusive<{integer}> as Iterator>::Item,)`
+ note: required by a bound in `find`
+   --> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
+ error: aborting due to 3 previous errors
22 
23 Some errors have detailed explanations: E0271, E0277.
24 For more information about an error, try `rustc --explain E0271`.
24 For more information about an error, try `rustc --explain E0271`.

Note: some mismatched output was normalized before being compared
-   --> /checkout/tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.rs:9:24
- error[E0277]: expected a `FnMut(&<RangeInclusive<{integer}> as Iterator>::Item)` closure, found `{closure@/checkout/tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.rs:9:29: 9:40}`
-   --> /checkout/tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.rs:9:29
-    |                        ---- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected an `FnMut(&<RangeInclusive<{integer}> as Iterator>::Item)` closure, found `{closure@/checkout/tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.rs:9:29: 9:40}`
-    = help: the trait `for<'a> FnMut(&'a <RangeInclusive<{integer}> as Iterator>::Item)` is not implemented for closure `{closure@/checkout/tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.rs:9:29: 9:40}`
+   --> $DIR/closure-arg-type-mismatch-issue-45727.rs:9:24
+   --> $DIR/closure-arg-type-mismatch-issue-45727.rs:9:24
+    |                        ^^^^ expected `&&i32`, found integer
+ error[E0277]: expected a `FnMut(&<RangeInclusive<{integer}> as Iterator>::Item)` closure, found `{closure@$DIR/closure-arg-type-mismatch-issue-45727.rs:9:29: 9:40}`
+    |
+    |
+ LL |     let _ = (-10..=10).find(|x: &&&i32| x.signum() == 0);
+    |                        ---- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected an `FnMut(&<RangeInclusive<{integer}> as Iterator>::Item)` closure, found `{closure@$DIR/closure-arg-type-mismatch-issue-45727.rs:9:29: 9:40}`
+    |                        required by a bound introduced by this call
+    |
+    |
+    = help: the trait `for<'a> FnMut(&'a <RangeInclusive<{integer}> as Iterator>::Item)` is not implemented for closure `{closure@$DIR/closure-arg-type-mismatch-issue-45727.rs:9:29: 9:40}`
+    = note: expected a closure with arguments `(&&&i32,)`
+               found a closure with arguments `(&<RangeInclusive<{integer}> as Iterator>::Item,)`
+ note: required by a bound in `find`
+   --> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
+ error: aborting due to 3 previous errors


The actual stderr differed from the expected stderr.
The actual stderr differed from the expected stderr.
To update references, rerun the tests and pass the `--bless` flag
To only update this specific test, also pass `--test-args mismatched_types/closure-arg-type-mismatch-issue-45727.rs`

error in revision `next`: 1 errors occurred comparing output.
status: exit status: 1
command: env -u RUSTC_LOG_COLOR RUSTC_ICE="0" RUST_BACKTRACE="short" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustc" "/checkout/tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.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" "-Z" "ignore-directory-in-diagnostics-source-blocks=/checkout/vendor" "--sysroot" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2" "--target=x86_64-unknown-linux-gnu" "--cfg" "next" "--check-cfg" "cfg(test,FALSE,current,next)" "--error-format" "json" "--json" "future-incompat" "-Ccodegen-units=1" "-Zui-testing" "-Zdeduplicate-diagnostics=no" "-Zwrite-long-types-to-disk=no" "-Cstrip=debuginfo" "--emit" "metadata" "-C" "prefer-dynamic" "--out-dir" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.next" "-A" "unused" "-A" "internal_features" "-Crpath" "-Cdebuginfo=0" "-Lnative=/checkout/obj/build/x86_64-unknown-linux-gnu/native/rust-test-helpers" "-Znext-solver"
--- stderr -------------------------------
--- stderr -------------------------------
error[E0277]: expected a `FnMut(&<RangeInclusive<{integer}> as Iterator>::Item)` closure, found `{closure@/checkout/tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.rs:6:29: 6:37}`
   |
   |
LL |     let _ = (-10..=10).find(|x: i32| x.signum() == 0);
   |                        ---- ^^^^^^^^^^^^^^^^^^^^^^^^ expected an `FnMut(&<RangeInclusive<{integer}> as Iterator>::Item)` closure, found `{closure@/checkout/tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.rs:6:29: 6:37}`
   |                        required by a bound introduced by this call
   |
   |
   = help: the trait `for<'a> FnMut(&'a <RangeInclusive<{integer}> as Iterator>::Item)` is not implemented for closure `{closure@/checkout/tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.rs:6:29: 6:37}`
   = note: expected a closure with arguments `(i32,)`
              found a closure with arguments `(&<RangeInclusive<{integer}> as Iterator>::Item,)`
note: required by a bound in `find`


error[E0271]: expected `RangeInclusive<{integer}>` to be an iterator that yields `&&i32`, but it yields `{integer}`
   |
   |
LL |     let _ = (-10..=10).find(|x: &&&i32| x.signum() == 0);
   |                        ^^^^ expected `&&i32`, found integer

error[E0277]: expected a `FnMut(&<RangeInclusive<{integer}> as Iterator>::Item)` closure, found `{closure@/checkout/tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.rs:9:29: 9:40}`
   |
   |
LL |     let _ = (-10..=10).find(|x: &&&i32| x.signum() == 0);
   |                        ---- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected an `FnMut(&<RangeInclusive<{integer}> as Iterator>::Item)` closure, found `{closure@/checkout/tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.rs:9:29: 9:40}`
   |                        required by a bound introduced by this call
   |
   |
   = help: the trait `for<'a> FnMut(&'a <RangeInclusive<{integer}> as Iterator>::Item)` is not implemented for closure `{closure@/checkout/tests/ui/mismatched_types/closure-arg-type-mismatch-issue-45727.rs:9:29: 9:40}`
   = note: expected a closure with arguments `(&&&i32,)`
              found a closure with arguments `(&<RangeInclusive<{integer}> as Iterator>::Item,)`
note: required by a bound in `find`

error: aborting due to 3 previous errors

Some errors have detailed explanations: E0271, E0277.