reject partial init and reinit of uninitialized data#54941

Merged

bors merged 9 commits intorust-lang:masterfrom pnkfelix:issue-21232-reject-partial-reinit

Oct 17, 2018

+1,689-206

Commits on Oct 16, 2018

Add Place::base_local method and improve doc for Place::local to clarify why we need the former.
pnkfelix
committed
Make us error consistently in issue rust-lang#21232 , to fix rust-lang#54986 .
pnkfelix
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Add helper method to determine if local had ever been initialized at current point in flow.
pnkfelix
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Cleanup fn is_mutable by removing some unnecessary control-flow breaks.
pnkfelix
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Don't complain re missing mut on attempt to partially initialize an uninitialized struct.
pnkfelix
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Add ignore-compare-mode-nll to some run-pass tests that become compile-fail under rust-lang#54986 .
pnkfelix
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updates to existing ui/borrowck tests.
pnkfelix
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updates to expected output for other ui tests.
pnkfelix
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Commits on Oct 17, 2018

Some new tests I added.
pnkfelix
committed