AST work to support [C++] [IRgen] for ?: with missing LHS
This is also pr7726 and wip. No change in functionality
at this time.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@112612 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/StmtDumper.cpp b/lib/AST/StmtDumper.cpp
index 850bba4..5c236a4 100644
--- a/lib/AST/StmtDumper.cpp
+++ b/lib/AST/StmtDumper.cpp
@@ -65,6 +65,13 @@
               OS << '\n';
               DumpSubTree(*CI++);
             }
+            if (const ConditionalOperator *CO = 
+                  dyn_cast<ConditionalOperator>(S)) {
+              if (CO->getSAVE()) {
+                OS << '\n';
+                DumpSubTree(CO->getSAVE());
+              }
+            }
           }
         }
         OS << ')';