commit 020cddcfee9cdec09b281fe439bc1ec0c570238e
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 8112fc58267dfd62a6f37b8967ae5fe946c3ac1a
parent 519976c4e92b635bf66e5ec469071d5ba5acf6ab

Prevent a segfault for vaarg expressions on unsupported architectures.

llvm-svn: 62008

clang/lib/CodeGen/CGExprAgg.cpp

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