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runtime: silence -Wunused-variable warning (NFC) #32183

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Merged
merged 1 commit into from
Jun 4, 2020
Merged

runtime: silence -Wunused-variable warning (NFC) #32183

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7 changes: 3 additions & 4 deletions stdlib/public/runtime/Metadata.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -113,15 +113,14 @@ Metadata *TargetSingletonMetadataInitialization<InProcess>::allocate(
// Such a template will fail the `isTypeMetadata` test and we'll think that it
// isn't Swift metadata but a plain old ObjC class instead.
if (metadata->getKind() == MetadataKind::Class) {
auto *classMetadata = static_cast<ClassMetadata*>(metadata);
#if SWIFT_OBJC_INTEROP
classMetadata->setAsTypeMetadata();
#endif
auto *fullMetadata = asFullMetadata(metadata);

// Begin by initializing the value witness table; everything else is
// initialized by swift_initClassMetadata().
#if SWIFT_OBJC_INTEROP
auto *classMetadata = static_cast<ClassMetadata*>(metadata);
classMetadata->setAsTypeMetadata();

fullMetadata->ValueWitnesses =
(classMetadata->Flags & ClassFlags::UsesSwiftRefcounting)
? &VALUE_WITNESS_SYM(Bo)
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