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Merge remote-tracking branch 'origin/master' into master-next

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This commit is contained in:
swift_jenkins
2019-12-13 19:20:21 -08:00
parent a6993034cb 27dad91d64
commit ae164a5967
4 changed files with 155 additions and 54 deletions
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14
lib/Serialization/Serialization.cpp
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@@ -2349,21 +2349,17 @@ class Serializer::DeclSerializer : public DeclVisitor<DeclSerializer> {
DeclID origDeclID = S.addDeclRef(attr->getOriginalFunction());
auto derivativeKind =
getRawStableAutoDiffDerivativeFunctionKind(attr->getDerivativeKind());
auto paramIndices = attr->getParameterIndices();
// NOTE(TF-837): `@derivative` attribute serialization is blocked by
// `@derivative` attribute type-checking (TF-829), which resolves
// parameter indices (`IndexSubset *`).
if (!paramIndices)
return;
assert(paramIndices && "Parameter indices must be resolved");
auto *parameterIndices = attr->getParameterIndices();
assert(parameterIndices && "Parameter indices must be resolved");
SmallVector<bool, 4> indices;
for (unsigned i : range(paramIndices->getCapacity()))
indices.push_back(paramIndices->contains(i));
for (unsigned i : range(parameterIndices->getCapacity()))
indices.push_back(parameterIndices->contains(i));
DerivativeDeclAttrLayout::emitRecord(
S.Out, S.ScratchRecord, abbrCode, attr->isImplicit(), origNameId,
origDeclID, derivativeKind, indices);
return;
}
case DAK_ImplicitlySynthesizesNestedRequirement: {
auto *theAttr = cast<ImplicitlySynthesizesNestedRequirementAttr>(DA);
auto abbrCode = S.DeclTypeAbbrCodes[ImplicitlySynthesizesNestedRequirementDeclAttrLayout::Code];