Rollup of 19 pull requests

[jhpratt]

Successful merges:

• Support using const pointers in asm const operand #138618 (Support using const pointers in asm const operand)
• Lower paths to functions in const args as ConstKind::Error #157962 (Function item should not be used as const arg)
• trait_solver: normalize next-gen region constraints #158404 (trait_solver: normalize next-gen region constraints)
• rustdoc: warn on improperly interleaved HTML/MD #158709 (rustdoc: warn on improperly interleaved HTML/MD)
• document #[global_allocator] constraints #159720 (document #[global_allocator] constraints)
• optimization: don't look for diagnostic/canonical items without rustc_attrs enabled #159732 (optimization: don't look for diagnostic/canonical items without rustc_attrs enabled)
• reuse regular exported_non_generic_symbols logic in Miri #159740 (reuse regular exported_non_generic_symbols logic in Miri)
• check extern "custom" function pointers #159780 (check extern "custom" function pointers)
• rustdoc-js: ignore editor temp files in test folder discovery #159786 (rustdoc-js: ignore editor temp files in test folder discovery)
• std::sync::poison: disable auto_cfg on PoisonError::new #159819 (std::sync::poison: disable auto_cfg on PoisonError::new)
• stepping into where-clauses during normalization may be productive #155388 (stepping into where-clauses during normalization may be productive)
• when bailing on ambiguity, don't force other results to ambig #155914 (when bailing on ambiguity, don't force other results to ambig)
• Fix(lib/fs/win): Fall back on Win32 delete for Dir::remove_file #159439 (Fix(lib/fs/win): Fall back on Win32 delete for Dir::remove_file)
• Update wasm-component-ld to 0.5.27 #159676 (Update wasm-component-ld to 0.5.27)
• proc_macro: Fix cfg_attr inner attrs in file modules #159695 (proc_macro: Fix cfg_attr inner attrs in file modules)
• Avoid #[target_features] #159809 (Avoid #[target_features])
• Remove redundant #[rustc_paren_sugar] feature gate #159826 (Remove redundant #[rustc_paren_sugar] feature gate)
• Updated expect messages for CString struct and method documentation #159853 (Updated expect messages for CString struct and method documentation)
• Revert "Export derive at core::derive and std::derive" #159877 (Revert "Export derive at core::derive and std::derive")

r? @ghost

Create a similar rollup

[jhpratt]

@bors r+ rollup=never p=5

@bors try jobs=dist-various-1,test-various,x86_64-gnu-aux,x86_64-gnu-llvm-21-3,x86_64-msvc-1,aarch64-apple,x86_64-mingw-1,i686-msvc-*

[rust-bors]

📌 Commit 330345d has been approved by jhpratt

It is now in the queue for this repository.

[rust-log-analyzer]

The job i686-msvc-2 failed! Check out the build log: (web) (plain enhanced) (plain)

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

[TIMING:start] compile::Sysroot { compiler: Compiler { stage: 0, host: i686-pc-windows-msvc, forced_compiler: false }, force_recompile: false }
[TIMING:end] compile::Sysroot { compiler: Compiler { stage: 0, host: i686-pc-windows-msvc, forced_compiler: false }, force_recompile: false } -- 0.001
[TIMING:end] builder::Libdir { compiler: Compiler { stage: 0, host: i686-pc-windows-msvc, forced_compiler: false }, target: i686-pc-windows-msvc } -- 0.000
##[group]Building stage1 tidy (stage0 -> stage1, i686-pc-windows-msvc)
error: process didn't exit successfully: `sccache 'D:\a\rust\rust\build\bootstrap\debug\rustc' -vV` (exit code: 2)
--- stderr
sccache: error: Timed out waiting for server startup. Maybe the remote service is unreachable?
Run with SCCACHE_LOG=debug SCCACHE_NO_DAEMON=1 to get more information

Bootstrap failed while executing `test --stage 2 --skip=tests --skip=library --skip=tidyselftest --skip=src/tools/linkchecker`
Currently active steps:
test::Tidy {  } at src\bootstrap\src\core\build_steps\test.rs:1604
tool::Tidy { compiler: Compiler { stage: 0, host: i686-pc-windows-msvc, forced_compiler: false }, target: i686-pc-windows-msvc } at src\bootstrap\src\core\build_steps\tool.rs:494
tool::ToolBuild { build_compiler: Compiler { stage: 0, host: i686-pc-windows-msvc, forced_compiler: false }, target: i686-pc-windows-msvc, tool: "tidy", path: "src/tools/tidy", mode: ToolBootstrap, source_type: InTree, extra_features: [], allow_features: "", cargo_args: [], artifact_kind: Binary } at src\bootstrap\src\core\build_steps\tool.rs:494
Build completed unsuccessfully in 0:00:33
make: *** [Makefile:117: ci-msvc-ps1] Error 1
  local time: Sat Jul 25 04:00:35 CUT 2026
  network time: Sat, 25 Jul 2026 04:00:35 GMT
##[error]Process completed with exit code 2.
##[group]Run echo "disk usage:"
echo "disk usage:"

[rust-bors]

💔 Test for 368231e failed: CI. Failed job:

• try - i686-msvc-2 (web logs, enhanced plaintext logs)

[rust-bors]

PR #159695, which is a member of this rollup, was unapproved.

This rollup was thus unapproved.