From e1129a92b25f9b05f1b97fdd81d38ea451875414 Mon Sep 17 00:00:00 2001 From: Mike Stump Date: Tue, 26 May 2009 18:57:45 +0000 Subject: [PATCH] Esnure that if we have a volatile structure as the destination, that we actually have a destination. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72429 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/CGExprAgg.cpp | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/lib/CodeGen/CGExprAgg.cpp b/lib/CodeGen/CGExprAgg.cpp index 3da7da86d8..c558d137e2 100644 --- a/lib/CodeGen/CGExprAgg.cpp +++ b/lib/CodeGen/CGExprAgg.cpp @@ -465,13 +465,16 @@ void AggExprEmitter::VisitInitListExpr(InitListExpr *E) { // Entry Points into this File //===----------------------------------------------------------------------===// -/// EmitAggExpr - Emit the computation of the specified expression of -/// aggregate type. The result is computed into DestPtr. Note that if -/// DestPtr is null, the value of the aggregate expression is not needed. +/// EmitAggExpr - Emit the computation of the specified expression of aggregate +/// type. The result is computed into DestPtr. Note that if DestPtr is null, +/// the value of the aggregate expression is not needed. If VolatileDest is +/// true, DestPtr cannot be 0. void CodeGenFunction::EmitAggExpr(const Expr *E, llvm::Value *DestPtr, bool VolatileDest) { assert(E && hasAggregateLLVMType(E->getType()) && "Invalid aggregate expression to emit"); + assert ((DestPtr != 0 || VolatileDest == false) + && "volatile aggregate can't be 0"); AggExprEmitter(*this, DestPtr, VolatileDest).Visit(const_cast(E)); } -- 2.40.0