diff options
Diffstat (limited to 'clang/Analysis/GRConstants.cpp')
| -rw-r--r-- | clang/Analysis/GRConstants.cpp | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/clang/Analysis/GRConstants.cpp b/clang/Analysis/GRConstants.cpp index 84a8f048a8a..84cc200d11d 100644 --- a/clang/Analysis/GRConstants.cpp +++ b/clang/Analysis/GRConstants.cpp @@ -664,7 +664,6 @@ void GRConstants::VisitBinaryOperator(BinaryOperator* B, case BinaryOperator::Sub: { const RValue& R1 = cast<RValue>(V1); const RValue& R2 = cast<RValue>(V2); - Nodify(Dst, B, N2, SetValue(St, B, R1.Sub(ValMgr, R2))); break; } @@ -672,10 +671,25 @@ void GRConstants::VisitBinaryOperator(BinaryOperator* B, case BinaryOperator::Assign: { const LValue& L1 = cast<LValue>(V1); const RValue& R2 = cast<RValue>(V2); - Nodify(Dst, B, N2, SetValue(SetValue(St, B, R2), L1, R2)); break; } + + case BinaryOperator::AddAssign: { + const LValue& L1 = cast<LValue>(V1); + RValue R1 = cast<RValue>(GetValue(N1->getState(), L1)); + RValue Result = R1.Add(ValMgr, cast<RValue>(V2)); + Nodify(Dst, B, N2, SetValue(SetValue(St, B, Result), L1, Result)); + break; + } + + case BinaryOperator::SubAssign: { + const LValue& L1 = cast<LValue>(V1); + RValue R1 = cast<RValue>(GetValue(N1->getState(), L1)); + RValue Result = R1.Sub(ValMgr, cast<RValue>(V2)); + Nodify(Dst, B, N2, SetValue(SetValue(St, B, Result), L1, Result)); + break; + } default: Dst.Add(N2); @@ -700,6 +714,7 @@ void GRConstants::Visit(Stmt* S, GRConstants::NodeTy* Pred, switch (S->getStmtClass()) { case Stmt::BinaryOperatorClass: + case Stmt::CompoundAssignOperatorClass: VisitBinaryOperator(cast<BinaryOperator>(S), Pred, Dst); break; |
