commit 79f36c924901a507fe6c9eaff402954e56f49250
author Sebastian Redl <sebastian.redl@getdesigned.at> Fri Jan 09 21:09:38 2009 +0000
committer Sebastian Redl <sebastian.redl@getdesigned.at> Fri Jan 09 21:09:38 2009 +0000
tree 82c0d5aee752bdd4ce3ab5a0fe1aac61f270a764
parent faca5e2c497659869be8a0647ea589e209a06931

Prevent a segfault for vaarg expressions on unsupported architectures.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@62008 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/CGExprAgg.cpp

diff --git a/lib/CodeGen/CGExprAgg.cpp b/lib/CodeGen/CGExprAgg.cpp
index 834d748..7571149 100644
--- a/lib/CodeGen/CGExprAgg.cpp
+++ b/lib/CodeGen/CGExprAgg.cpp
@@ -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());