From 1cba3eab014efdf352da6b8ea91a1a120e81112b Mon Sep 17 00:00:00 2001 From: Ted Kremenek Date: Sat, 26 Jun 2010 22:40:52 +0000 Subject: [PATCH] Allow '__extension__' to be analyzed in a lvalue context. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@106964 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Checker/GRExprEngine.cpp | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/lib/Checker/GRExprEngine.cpp b/lib/Checker/GRExprEngine.cpp index 0519c0f79c..c4bf9696ef 100644 --- a/lib/Checker/GRExprEngine.cpp +++ b/lib/Checker/GRExprEngine.cpp @@ -2830,7 +2830,7 @@ void GRExprEngine::VisitUnaryOperator(UnaryOperator* U, ExplodedNode* Pred, return; } - case UnaryOperator::Plus: assert (!asLValue); // FALL-THROUGH. + case UnaryOperator::Plus: assert(!asLValue); // FALL-THROUGH. case UnaryOperator::Extension: { // Unary "+" is a no-op, similar to a parentheses. We still have places @@ -2840,7 +2840,11 @@ void GRExprEngine::VisitUnaryOperator(UnaryOperator* U, ExplodedNode* Pred, Expr* Ex = U->getSubExpr()->IgnoreParens(); ExplodedNodeSet Tmp; - Visit(Ex, Pred, Tmp); + + if (asLValue) + VisitLValue(Ex, Pred, Tmp); + else + Visit(Ex, Pred, Tmp); for (ExplodedNodeSet::iterator I=Tmp.begin(), E=Tmp.end(); I!=E; ++I) { const GRState* state = GetState(*I); -- 2.50.1