Fix recently introduced use-after-free error reported in <rdar://problem/7387478>.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@87072 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PlistDiagnostics.cpp b/lib/Frontend/PlistDiagnostics.cpp
index 1be9ea8..8a12b53 100644
--- a/lib/Frontend/PlistDiagnostics.cpp
+++ b/lib/Frontend/PlistDiagnostics.cpp
@@ -423,4 +423,6 @@
   
   if (FilesMade)
     FilesMade->push_back(OutputFile);
+  
+  BatchedDiags.clear();
 }