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[analyzer] Minor refactor to addTaint.

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llvm-svn: 146535
This commit is contained in:
Anna Zaks
2011-12-14 00:56:15 +00:00
parent cfde1a26b4
commit 04b57c25bc
2 changed files with 12 additions and 2 deletions
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10
clang/lib/StaticAnalyzer/Core/ProgramState.cpp
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@@ -658,13 +658,19 @@ const ProgramState* ProgramState::addTaint(const Stmt *S,
return addTaint(Sym, Kind);
const MemRegion *R = getSVal(S).getAsRegion();
if (const SymbolicRegion *SR = dyn_cast_or_null<SymbolicRegion>(R))
return addTaint(SR->getSymbol(), Kind);
addTaint(R, Kind);
// Cannot add taint, so just return the state.
return this;
}
const ProgramState* ProgramState::addTaint(const MemRegion *R,
TaintTagType Kind) const {
if (const SymbolicRegion *SR = dyn_cast_or_null<SymbolicRegion>(R))
return addTaint(SR->getSymbol(), Kind);
return this;
}
const ProgramState* ProgramState::addTaint(SymbolRef Sym,
TaintTagType Kind) const {
const ProgramState *NewState = set<TaintMap>(Sym, Kind);