Revert the fix for PR3800, it broke things.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@78084 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGStmt.cpp b/lib/CodeGen/CGStmt.cpp
index f4bc5af..5b17b7b 100644
--- a/lib/CodeGen/CGStmt.cpp
+++ b/lib/CodeGen/CGStmt.cpp
@@ -909,13 +909,16 @@
     if (Info.isReadWrite()) {
       InOutConstraints += ',';
 
+      const Expr *InputExpr = S.getOutputExpr(i);
+      llvm::Value *Arg = EmitAsmInput(S, Info, InputExpr, InOutConstraints);
+      
       if (Info.allowsRegister())
         InOutConstraints += llvm::utostr(i);
       else
         InOutConstraints += OutputConstraint;
 
-      InOutArgTypes.push_back(Dest.getAddress()->getType());
-      InOutArgs.push_back(Dest.getAddress());
+      InOutArgTypes.push_back(Arg->getType());
+      InOutArgs.push_back(Arg);
     }
   }