[5.0] Recursive metadata fixes omnibus #18383
rjmccall
merged
8 commits into
swiftlang:swift-5.0-branch
from
rjmccall:metadata-fixes-5.0
Refactor `LockingConcurrentMap` to allow it to not use a map; NFC.
f9eb78c9
Support in-place value metadata initialization in the runtime.
f029c5f1
Add a test case for an unresolvable dynamic metadata cycle.
483e556d
Resolve metadata cycles through non-generic value types with resilien…
f7b62cbf
Reorganize TypeContextDescriptorFlags to be a bit more semantic.
c26012d7
Reference runtime-only ObjC classes with bare strings.
80b5ab80
Update the ABI for uniquing foreign type metadata.
ce23fd40
Add runtime functions to compute tuple layouts from element layouts.
f56af9b0
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