[analyser] Factor out FindUniqueBinding from RetainCount checker.
So that others could use it as well. No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@153211 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp b/lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp
index b06a50d..4f21c2a 100644
--- a/lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp
@@ -2106,38 +2106,6 @@
return P;
}
-namespace {
- class FindUniqueBinding :
- public StoreManager::BindingsHandler {
- SymbolRef Sym;
- const MemRegion* Binding;
- bool First;
-
- public:
- FindUniqueBinding(SymbolRef sym) : Sym(sym), Binding(0), First(true) {}
-
- bool HandleBinding(StoreManager& SMgr, Store store, const MemRegion* R,
- SVal val) {
-
- SymbolRef SymV = val.getAsSymbol();
- if (!SymV || SymV != Sym)
- return true;
-
- if (Binding) {
- First = false;
- return false;
- }
- else
- Binding = R;
-
- return true;
- }
-
- operator bool() { return First && Binding; }
- const MemRegion *getRegion() { return Binding; }
- };
-}
-
// Find the first node in the current function context that referred to the
// tracked symbol and the memory location that value was stored to. Note, the
// value is only reported if the allocation occurred in the same function as
@@ -2156,7 +2124,7 @@
if (!B.lookup(Sym))
break;
- FindUniqueBinding FB(Sym);
+ StoreManager::FindUniqueBinding FB(Sym);
StateMgr.iterBindings(St, FB);
if (FB) FirstBinding = FB.getRegion();