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[AST] Explicitly track things marked __owned.

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This commit is contained in:
Huon Wilson
2018-02-27 17:50:11 -08:00
parent ae0027a225
commit e307e54098
48 changed files with 358 additions and 141 deletions
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26
stdlib/public/runtime/Demangle.cpp
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@@ -495,14 +495,24 @@ swift::_swift_buildDemanglingForMetadata(const Metadata *type,
auto flags = func->getParameterFlags(i);
auto input = _swift_buildDemanglingForMetadata(param, Dem);
if (flags.isInOut()) {
NodePointer inout = Dem.createNode(Node::Kind::InOut);
inout->addChild(input, Dem);
input = inout;
} else if (flags.isShared()) {
NodePointer shared = Dem.createNode(Node::Kind::Shared);
shared->addChild(input, Dem);
input = shared;
auto wrapInput = [&](Node::Kind kind) {
auto parent = Dem.createNode(kind);
parent->addChild(input, Dem);
input = parent;
};
switch (flags.getValueOwnership()) {
case ValueOwnership::Default:
/* nothing */
break;
case ValueOwnership::InOut:
wrapInput(Node::Kind::InOut);
break;
case ValueOwnership::Shared:
wrapInput(Node::Kind::Shared);
break;
case ValueOwnership::Owned:
wrapInput(Node::Kind::Owned);
break;
}
inputs.push_back({input, flags.isVariadic()});