diff options
Diffstat (limited to 'CodeGen/CGExprAgg.cpp')
-rw-r--r-- | CodeGen/CGExprAgg.cpp | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/CodeGen/CGExprAgg.cpp b/CodeGen/CGExprAgg.cpp index 160f491c5e..ea36225ba5 100644 --- a/CodeGen/CGExprAgg.cpp +++ b/CodeGen/CGExprAgg.cpp @@ -67,7 +67,7 @@ public: // case Expr::UnaryOperatorClass: // case Expr::ImplicitCastExprClass: // case Expr::CastExprClass: - // case Expr::CallExprClass: + void VisitCallExpr(const CallExpr *E); void VisitStmtExpr(const StmtExpr *E); void VisitBinaryOperator(const BinaryOperator *BO); void VisitBinAssign(const BinaryOperator *E); @@ -132,6 +132,19 @@ void AggExprEmitter::EmitAggLoadOfLValue(const Expr *E) { // Visitor Methods //===----------------------------------------------------------------------===// +void AggExprEmitter::VisitCallExpr(const CallExpr *E) +{ + RValue RV = CGF.EmitCallExpr(E); + assert(RV.isAggregate() && "Return value must be aggregate value!"); + + // If the result is ignored, don't copy from the value. + if (DestPtr == 0) + // FIXME: If the source is volatile, we must read from it. + return; + + EmitAggregateCopy(DestPtr, RV.getAggregateAddr(), E->getType()); +} + void AggExprEmitter::VisitStmtExpr(const StmtExpr *E) { CGF.EmitCompoundStmt(*E->getSubStmt(), true, DestPtr, VolatileDest); } |