Fix `bool` calling convention for aarch64, etc. - #159317

Merged

rust-bors[bot] merged 4 commits into

rust-lang:mainfrom

workingjubilee:aarch64-bool-callconv

Jul 27, 2026

Commits on Jul 15, 2026

tests: Verify aarch64 masks `bool` returns from FFI calls
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d199011
compiler: Remove the `bool` special-case in ty_utils
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444dd28

Commits on Jul 17, 2026

tests: Include bools in integer arg-extension test
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1f59b1e
compiler: Add zeroext to `bool` for all Rust ABIs
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45a7a3b