Add mut declarations and mutable-place checks - #455

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bit-aloo wants to merge 7 commits into

rust-lang:mainfrom

bit-aloo:2026-08-05-add-mutability

Commits on Aug 26, 2026

Add mutability to let statements
bit-aloo
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ac248be
Add mutability to fn argument lists
bit-aloo
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abaa911
Track local mutability in borrow-check flow state
bit-aloo
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1b6b795
Thread mutability through codegen scope
bit-aloo
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26570d4
Enforce mutability on assignments and mutable borrows
bit-aloo
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26179fe
Add mut to test programs that mutate locals
bit-aloo
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b7e302c
Update expect strings for mutability output
bit-aloo
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1a569dd