Rollup of 23 pull requests

[Zalathar]

Successful merges:

• mitigate MSVC alignment issue on x86-32 #139261 (mitigate MSVC alignment issue on x86-32)
• std: Add performance warnings to HashMap::get_disjoint_mut #139307 (std: Add performance warnings to HashMap::get_disjoint_mut)
• Autodiff flags #139700 (Autodiff flags)
• set subsections_via_symbols for ld64 helper sections #139752 (set subsections_via_symbols for ld64 helper sections)
• Don't warn about v128 in wasm ABI transition #139809 (Don't warn about v128 in wasm ABI transition)
• StableMIR: Implement CompilerInterface #139852 (StableMIR: Implement CompilerInterface)
• Extend HIR to track the source and syntax of a lifetime #139945 (Extend HIR to track the source and syntax of a lifetime)
• deref_patterns: support string and byte string literals in explicit deref!("...") patterns #140028 (deref_patterns: support string and byte string literals in explicit deref!("...") patterns)
• rustc_target: Adjust RISC-V feature implication #140139 (rustc_target: Adjust RISC-V feature implication)
• Move sys::pal::os::Env into sys::env #140143 (Move sys::pal::os::Env into sys::env)
• CI: use aws codebuild for job dist-arm-linux #140148 (CI: use aws codebuild for job dist-arm-linux)
• fix MAX_EXP and MIN_EXP docs #140150 (fix MAX_EXP and MIN_EXP docs)
• Make algebraic functions into const fn items. #140172 (Make algebraic functions into const fn items.)
• [compiletest] Parallelize test discovery #140177 ([compiletest] Parallelize test discovery)
• Remove synstructure::Structure::underscore_const calls. #140181 (Remove synstructure::Structure::underscore_const calls.)
• Update doc of cygwin target #140184 (Update doc of cygwin target)
• Rename compute_x methods #140186 (Rename compute_x methods)
• [AIX] Handle AIX dynamic library extensions within c-link-to-rust-dylib run-make test #140187 ([AIX] Handle AIX dynamic library extensions within c-link-to-rust-dylib run-make test)
• Remove git repository from git config #140191 (Remove git repository from git config)
• minicore: Have //@ add-core-stubs also imply -Cforce-unwind-tables=yes #140194 (minicore: Have //@ add-core-stubs also imply -Cforce-unwind-tables=yes)
• triagebot: label minicore changes w/ A-test-infra-minicore and ping jieyouxu on changes #140195 (triagebot: label minicore changes w/ A-test-infra-minicore and ping jieyouxu on changes)
• Make #![feature(let_chains)] bootstrap conditional in compiler/ #140202 (Make #![feature(let_chains)] bootstrap conditional in compiler/)
• Remove comment about handling non-global where bounds with corresponding projection #140214 (Remove comment about handling non-global where bounds with corresponding projection)

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