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add utility method. 

llvm-svn: 74521
This commit is contained in:
Zhongxing Xu 2009-06-30 11:52:40 +00:00
parent 41bbd51c33
commit d0a246fd08
2 changed files with 9 additions and 0 deletions
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2
clang/include/clang/Analysis/PathSensitive/SVals.h
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@ -110,6 +110,8 @@ public:
/// getAsSymbolicExpression - If this Sval wraps a symbolic expression then
/// return that expression. Otherwise return NULL.
const SymExpr *getAsSymbolicExpression() const;
const MemRegion *getAsRegion() const;
void print(llvm::raw_ostream& OS) const;
void printStdErr() const;

7
clang/lib/Analysis/SVals.cpp
View File

@ -114,6 +114,13 @@ const SymExpr *SVal::getAsSymbolicExpression() const {
return getAsSymbol();
}
const MemRegion *SVal::getAsRegion() const {
if (const loc::MemRegionVal *X = dyn_cast<loc::MemRegionVal>(this))
return X->getRegion();
return 0;
}
bool SVal::symbol_iterator::operator==(const symbol_iterator &X) const {
return itr == X.itr;
}