[cfe-commits] r62008 - /cfe/trunk/lib/CodeGen/CGExprAgg.cpp

[Sebastian Redl]

Author: cornedbee
Date: Fri Jan  9 15:09:38 2009
New Revision: 62008

URL: http://llvm.org/viewvc/llvm-project?rev=62008&view=rev
Log:
Prevent a segfault for vaarg expressions on unsupported architectures.

Modified:
    cfe/trunk/lib/CodeGen/CGExprAgg.cpp

Modified: cfe/trunk/lib/CodeGen/CGExprAgg.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGExprAgg.cpp?rev=62008&r1=62007&r2=62008&view=diff

==============================================================================
--- cfe/trunk/lib/CodeGen/CGExprAgg.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGExprAgg.cpp Fri Jan  9 15:09:38 2009
@@ -278,9 +278,11 @@
   llvm::Value *ArgValue = CGF.EmitLValue(VE->getSubExpr()).getAddress();
   llvm::Value *ArgPtr = CGF.EmitVAArg(ArgValue, VE->getType());
 
-  if (!ArgPtr)
+  if (!ArgPtr) {
     CGF.ErrorUnsupported(VE, "aggregate va_arg expression");
-  
+    return;
+  }
+
   if (DestPtr)
     // FIXME: volatility
     CGF.EmitAggregateCopy(DestPtr, ArgPtr, VE->getType());