Prepare `MutVisitor`s to handle interned projections - #65197

Merged

bors merged 12 commits into

rust-lang:masterfrom

spastorino:place-mut-visitor-adjusts2

Oct 19, 2019

Commits on Oct 18, 2019

super_ty on MutVisitor is empty so avoid the call
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5de9cb0
Prepare promote_consts MutVisitor to have projections interned
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e069e9c
Prepare simplify MutVisitor to have projections interned
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591cc9a
Prepare renumber MutVisitor to have projections interned
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bb7d6d1
Prepare inline MutVisitor to have projections interned
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e3e9951
Prepare generator MutVisitor to have projections interned
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0fc063f
Prepare erase_regions MutVisitor to have projections interned
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39c9ed3
Prepare def_use MutVisitor to have projections interned
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2b2e35b
Remove unneeded callback and just use the new_local value
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4f2a110
Setup a different visit place set of methods for mutable and immutable visitors
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7fa3425
Add process_* place hooks to improve code reutilization
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d53fc9c
Use Cow to handle modifications of projection in preparation for interning
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4834996