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Add manualRetain() and manualRelease() to ImmutableMapRef, and add a new constructor.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169572 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Ted Kremenek 2012-12-07 02:03:00 +00:00
parent 4a0ed9f4c7
commit b02ed5b8ea
1 changed files with 15 additions and 0 deletions
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15
include/llvm/ADT/ImmutableMap.h
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@ -288,6 +288,13 @@ public:
Factory(F) {
if (Root) { Root->retain(); }
}
explicit ImmutableMapRef(const ImmutableMap<KeyT, ValT> &X,
typename ImmutableMap<KeyT, ValT>::Factory &F)
: Root(X.getRootWithoutRetain()),
Factory(F.getTreeFactory()) {
if (Root) { Root->retain(); }
}
ImmutableMapRef(const ImmutableMapRef &X)
: Root(X.Root),
@ -318,6 +325,14 @@ public:
return ImmutableMapRef(0, F);
}
void manualRetain() {
if (Root) Root->retain();
}
void manualRelease() {
if (Root) Root->release();
}
ImmutableMapRef add(key_type_ref K, data_type_ref D) {
TreeTy *NewT = Factory->add(Root, std::pair<key_type, data_type>(K, D));
return ImmutableMapRef(NewT, Factory);